1018 Steel 4 Step Calibration Block with 0.25''-0.5''-0.75''-1.0'' Thickness for Ultrasonic Testing

1018 Steel 4 Step Calibration Block with 0.25''-0.5''-0.75''-1.0'' Thickness and 0.75"(L)X0.75"(W) Step Size Product Overview Precision 4-step calibration block manufactured from 1018 steel, designed for accurate calibration of ultrasonic thickness gauges. Features four distinct thickness steps for comprehensive testing and verification. Specifications Material 1018 Steel (other materials available) Step Thickness 0.25''-0.5''-0.75''-1.0'' Type Inch Step Size 0.75" (L) * 0.75