# 90° Curved 5-Step NDT Calibration Block

## 5 Step 90/10 Copper Nickel

5-Step Calibration Block for thickness and linearity calibrationInch Version:

0.750" square with thicknesses of steps at .100", .200", .300", .400" and .500".

Step Face: 3/4" x 3/4"

Spec: ASTM E797

## 90° Curved 5 Step Block, 1018 Steel (Inch Version)

For thickness and linearity calibration of curved surfaces. This 90° Curved 5-Step block is machined from solid 2" diameter bar with step thicknesses of .100", .200", .300", .400" and .500". ID radius is a constant 0.50" / 1.00" diameter. In accordance with NDE Flaw Drawing No. 10177.Block Curvature:

• 0.500” step is a 1.0” radius

• 0.400” step is a 0.9” radius

• 0.300” step is a 0.8” radius

• 0.200” step is a 0.7” radius

• 0.100” step is a 0.6” radius

- Step face is 1.000" x 90° arc.
- 1018 Steel, Nickel-plated

## 90° Curved 5-Step Block 1018 Steel (Metric Version)

For thickness and linearity calibration of curved surfacesMetric Version:

This Metric Curved 5 Step block is machined from a solid 50.8mm diameter bar with step thicknesses of 2.5mm, 5.0mm, 7.5mm, 10.0mm

12.5mm

## 90° Curved 5-Step Block Aluminum (Metric Version)

For thickness and linearity calibration of curved surfacesMetric Version:

This Metric Curved 5 Step block is machined from a solid 50.8mm diameter bar with step thicknesses of 2.5mm, 5.0mm, 7.5mm, 10.0mm

12.5mm

## 90° Curved 5-Step Block, Aluminum (Inch Version)

For thickness and linearity calibration of curved surfaces.Inch Version:

This 90° Curved 5-Step block is machined from a solid 2" diameter bar with step thicknesses of .100", .200", .300", .400" and .500". ID radius is a constant .50" / 1.00" diameter.

Inch Block Curvature:

0.500" step has a 1.0" radius,0.400" step has a 0.9" radius,0.300" step has a 0.8" radius,0.200" step has a 0.7" radius,0.100" step has a 0.6" radius.Inch Step Face: 1.000" x 90° arc.

## 90° Curved 5-Step Block, 304 Stainless Steel (Inch Version)

For thickness and linearity calibration of curved surfaces.Inch Version:

This 90° Curved 5-Step block is machined from a solid 2" diameter bar with step thicknesses of .100", .200", .300", .400" and .500". ID radius is a constant .50" / 1.00" diameter.

Inch Block Curvature:

0.500" step has a 1.0" radius,0.400" step has a 0.9" radius,0.300" step has a 0.8" radius,0.200" step has a 0.7" radius,0.100" step has a 0.6" radius.Inch Step Face: 1.000" x 90° arc.

## 90° Curved, 5 Step Block, 304 Stainless Steel (Metric Version)

For thickness and linearity calibration of curved surfacesMetric Version:

This Metric Curved 5 Step block is machined from a solid 50.8mm diameter bar with step thicknesses of 2.5mm, 5.0mm, 7.5mm, 10.0mm

12.5mm

## 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

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).

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