Product Description DSC Block (Aluminum or Steel) AWS-type block used for shear wave distance and sensitivity calibration. Contains a 1.0″ radius opposite a 3.0″ radius. The 3.0″ radius includes a .375″ deep x .032″ wide radiused slot. Also contains a 0° reference point for checking exit point on wedge, and a .125″ diameter through hole and corresponding markings at 45°, 60°, and 70° for measuring actual refracted angle. In accordance with ASTM E164 and AWS 6.16.1B. • Dimensions: 1″ thick Please specify Aluminum or Steel in comments field at checkout
