product

IIW-Type Blocks (V1 Block): 

Type – 1 Block:

Used for calibration of shear and longitudinal transducers, and verification of shear wedge exit point and refracted angle. It can also be used for resolution and sensitivity checking. In accordance with: IIW (International Institute of Welding) and ASTM E164, U.S. Customary Block.

⦁ Dimensions : 25.0 mm x 100.0 mm x 300.0 mm

⦁ Alloy: 1018 Steel, Nickel-plated

⦁ Also available in 4340 Steel, 7075-T6 Al, 304 SS, Special Alloy

⦁ Fitted wooden storage case

Type II Block:

A Modified version of the original IIW-Type 1 design in a metric version. Includes a 50mm radius x 5.0mm deep cut-out superposed on the 100mm radius for distance calibration. Also includes 1.0mm, 2.0mm and 3.0mm through holes for sensitivity testing or surface wave inspection, and distance calibration marks to the 50mm hole. The design based on International Institute of Welding, ASTM E164 and U.S. Air Force NDI Manual T.O. 33B-1-1 specifications.

⦁ Dimensions: 300mm x 100mm x 25mm

⦁ Alloy: 1018 Steel, Nickel-plated

⦁ Also available in 4340 Steel, 7075-T6 Al, 304 SS, Special Alloy

⦁ Fitted wooden storage case

V2 Block:

This miniature angle beam block is also known as a "Rompas" block or simply "Angle Beam," and it is the ASTM and U.S. Air Force substitute for the DSC block for distance, beam index, refracted angle and sensitivity calibration. In accordance with ASTM E164 and U.S. Bureau of Public Roads, Type B specifications.

⦁ Dimensions: 25 mm thick

⦁ Also available in 12.5 mm thickness

⦁ Contains a 25mm radius opposite a 50mm radius

⦁ 2mm diameter flat-bottom hole at a 6.25mm metal travel distance (1/4T)

⦁ Also available in 4340 Steel, 7075-T6 Al, 304 SS, Special Alloy

⦁ Fitted wooden storage case optional