ASME Basic NDT Calibration Blocks

NDE offers calibration blocks and flawed specimens. Please browse our products to find the best one for you. If you have any questions about NDE and our ASME Basic NDT Calibration Blocks, please contact us at +91-9043-660-755 or send an email to info@ndeflawtechnologies.com.and to know more details about block and specimens log on to www.ndtproduct.com Our knowledgeable customer service staff is happy to assist you.
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asme basic block 304 stainless steel ndt calibration block
ASME Basic Cal Block, ½", 7075-T6 Aluminumm Geometry: contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Cal Block, ½”, 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Cal Block, ½”, 304 Stainless Steel Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic ½" Block 7075-T6 Aluminum (long version) Geometry: long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 1018 Steel (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 304 Stainless Steel Geometry: contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 304 Stainless Steel (long version) long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 304 Stainless Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 304 Stainless Steel (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 7075-T6 Aluminum contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 7075-T6 Aluminum (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block, 1018 Steel (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 304 Stainless Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 7075-T6 Aluminum Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 7075-T6 Aluminum Long Version Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block, ¾" 1018 Steel Long Version Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block, ¾" 304 Stainless Steel Long Version Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration, 1½" Block, 7075-T6 Aluminum (long version) long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic ½" Block 304 Stainless Steel ( long version) Geometry: long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic ½” Block 1018 Steel (Long Version) Geometry: Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic, Calibration 1½" Block 7075-T6 Aluminum Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
dsr calibration block
DSR Calibration Block DSR Distance-Sensitivity-Resolution Calibration Block for Dual Probes. Designed to determine near surface resolution of dual thickness gauging probes and verify sensitivity of dual thickness gauges.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Cal Block, ½", 7075-T6 Aluminum NDT Calibration Block (7279)

ASME Basic Cal Block, ½", 7075-T6 Aluminum

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ½" thick x 6¼" wide x 4½" long
  • Material: 7075-T6 Aluminum
ASME Basic Cal Block, ½", 7075-T6 Aluminumm Geometry: contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Cal Block, ½”, 1018 Steel NDT Calibration Block (7282)

ASME Basic Cal Block, ½”, 1018 Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ½" thick x 6¼" wide x 4½" long
  • Material: 1018 Steel
ASME Basic Cal Block, ½”, 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Cal Block, ½”, 304 Stainless Steel NDT Calibration Block (7281)

ASME Basic Cal Block, ½”, 304 Stainless Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ½" thick x 6¼" wide x 4½" long
  • Material: Type 304 Stainless Steel
ASME Basic Cal Block, ½”, 304 Stainless Steel Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic cal ½" Block 7075-T6 Aluminum (long version) NDT Calibration Block (7280)

ASME Basic cal ½" Block 7075-T6 Aluminum (long version)

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ½" thick x 6¼" wide x 6" long
  • Material: 7075-T6 Aluminum
ASME Basic ½" Block 7075-T6 Aluminum (long version) Geometry: long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 1018 Steel (long version) NDT Calibration Block (7260)

ASME Basic Calibration 1½" Block 1018 Steel (long version)

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 1½" thick x 6¼" wide x 12" long
  • Material: 304 Stainless Steel
ASME Basic Calibration 1½" Block 1018 Steel (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 1018 Steel NDT Calibration Block (7259)

ASME Basic Calibration 1½" Block 1018 Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 1½" thick x 6¼" wide x 4½"
  • Material: 1018 Steel
ASME Basic Calibration 1½" Block 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 304 Stainless Steel (7261)

ASME Basic Calibration 1½" Block 304 Stainless Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 1½" thick x 6¼" wide x 4½" long
  • Material: Type 304 Stainless Steel
ASME Basic Calibration 1½" Block 304 Stainless Steel Geometry: contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 1½" Block 304 Stainless Steel (long version) NDT Calibration Block (7262)

ASME Basic Calibration 1½" Block 304 Stainless Steel (long version)

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 1½" thick x 6¼" wide x 12" long
  • Material: Type 304 Stainless Steel
ASME Basic Calibration 1½" Block 304 Stainless Steel (long version) long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 1018 Steel (7265)

ASME Basic Calibration 3" Block 1018 Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1. 

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 3" thick x 6¼" wide x 9"
  • Material: 1018 Steel
ASME Basic Calibration 3" Block 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 304 Stainless Steel (7267)

ASME Basic Calibration 3" Block 304 Stainless Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 3" thick x 6¼" wide x 9"
  • Material: 304 Stainless Steel
ASME Basic Calibration 3" Block 304 Stainless Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 304 Stainless Steel (long version) (7268)

ASME Basic Calibration 3" Block 304 Stainless Steel (long version)

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.

  • Dimensions: 3" thick x 6¼" wide x 24" long
  • Material: Type 304 Stainless Steel
ASME Basic Calibration 3" Block 304 Stainless Steel (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 7075-T6 Aluminum (7269)

ASME Basic Calibration 3" Block 7075-T6 Aluminum

contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 3" thick x 6¼" wide x 9"
  • Material: 7075-T6 Aluminum
ASME Basic Calibration 3" Block 7075-T6 Aluminum contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block 7075-T6 Aluminum (long version) (7270)

ASME Basic Calibration 3" Block 7075-T6 Aluminum (long version) 

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.

  • Dimensions: 3" thick x 6¼" wide x 24" long
  • Material: 7075-T6 Aluminum
ASME Basic Calibration 3" Block 7075-T6 Aluminum (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration 3" Block, 1018 Steel (long version) (7266)

ASME Basic Calibration 3" Block, 1018 Steel (long version)

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.

Thicker blocks available upon request.  For handling purposes, 3" Thick Long Version Blocks and above get lifting lugs welded on both ends.
  • Dimensions: 3" thick x 6¼" wide x 24" long
  • Material: 1018 Steel
ASME Basic Calibration 3" Block, 1018 Steel (long version) Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/16" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 1018 Steel (7271)

ASME Basic Calibration Block ¾" 1018 Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ¾" thick x 6¼" wide x 4½" long
  • Material: 1018 Steel
ASME Basic Calibration Block ¾" 1018 Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 304 Stainless Steel (7273)

ASME Basic Calibration Block ¾" 304 Stainless Steel

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ¾" thick x 6¼" wide x 4½" long
  • Material: 304 Stainless Steel
ASME Basic Calibration Block ¾" 304 Stainless Steel Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 7075-T6 Aluminum (7275)

ASME Basic Calibration Block ¾" 7075-T6 Aluminum

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ¾" thick x 6¼" wide x 4½" long
  • Material: 7075-T6 Aluminum
ASME Basic Calibration Block ¾" 7075-T6 Aluminum Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block ¾" 7075-T6 Aluminum Long Version (7274)

ASME Basic Calibration Block ¾" 7075-T6 Aluminum Long Version

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ¾" thick x 6¼" wide x 6" long
  • Material: 7075-T6 Aluminum
ASME Basic Calibration Block ¾" 7075-T6 Aluminum Long Version Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block, ¾" 1018 Steel Long Version (7272)

ASME Basic Calibration Block, ¾" 1018 Steel Long Version

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ¾" thick x 6¼" wide x 6" long
  • Material: 1018 Steel
ASME Basic Calibration Block, ¾" 1018 Steel Long Version Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration Block, ¾" 304 Stainless Steel Long Version (7277)

ASME Basic Calibration Block, ¾" 304 Stainless Steel Long Version

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ¾" thick x 6¼" wide x 6" long
  • Material: Type 304 Stainless Steel
ASME Basic Calibration Block, ¾" 304 Stainless Steel Long Version Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic Calibration, 1½" Block, 7075-T6 Aluminum (long version) NDT Calibration Block (7264)

ASME Basic Calibration, 1½" Block, 7075-T6 Aluminum (long version)

Special long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 1½" thick x 6¼" wide x 12"
  • Material: 7075-T6 Aluminum
ASME Basic Calibration, 1½" Block, 7075-T6 Aluminum (long version) long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic ½" Block 304 Stainless Steel (long version) NDT Calibration Block (7278)

ASME Basic ½" Block 304 Stainless Steel (long version)

long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ½" thick x 6¼" wide x 6" long
  • Material: Type 304 Stainless Steel
ASME Basic ½" Block 304 Stainless Steel ( long version) Geometry: long version for 60/70° transducers or phased array. The additional length allows for a full skip to the "top" notch. Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic ½” Block 1018 Steel (Long Version) (7276)

ASME Basic ½” Block 1018 Steel (Long Version)

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: ½" thick x 6¼" wide x 6" long
  • Material: 1018 Steel
ASME Basic ½” Block 1018 Steel (Long Version) Geometry: Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 3/32" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
asme basic block 304 stainless steel ndt calibration block
ASME Basic, Calibration 1½" Block 7075-T6 Aluminum NDT Calibration Block (7263)

ASME Basic, Calibration 1½" Block 7075-T6 Aluminum

Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.

ASME Basic Calibration Blocks are intended to be representative of actual components, and therefore do not have the smooth scanning surfaces found on most general-purpose test blocks like the IIW or DSC. Instead, our Basic Calibration Blocks are media blasted on all surfaces to create a rough surface texture that is more characteristic of real-world inspection conditions.
  • Dimensions: 1½" thick x 6¼" wide x 4½" long
  • Material: 7075-T6 Aluminum
ASME Basic, Calibration 1½" Block 7075-T6 Aluminum Used for establishment of primary reference responses for UT examination of welds. Block contains three side-drilled holes at 1.5" deep minimum at 1/8" diameter. Hole locations through the thickness are ¼, ½, and ¾T. Also contains two EDM notches measuring 2%T deep x 1/4" max wide x 1.0" long min. In accordance with ASME Sec V Art. 4 Fig. T-434.2.1.
dsr calibration block
DSR Calibration Block (7020)

DSR Calibration Block

DSR Distance-Sensitivity-Resolution Calibration Block for Dual Probes.
Designed to determine near surface resolution of dual thickness gauging probes and verify sensitivity of dual thickness gauges.

Features include:
Four step (.250, .500, .750 and 1.000 inch) calibration block for distance calibration
Side drilled holes 0.030" (0.75 mm) diameter drilled with metal-path distance from 0.030" (0.75mm) to 1" (25 mm).
DSR Calibration Block DSR Distance-Sensitivity-Resolution Calibration Block for Dual Probes. Designed to determine near surface resolution of dual thickness gauging probes and verify sensitivity of dual thickness gauges.
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