ASTM E797 7 Step 1018 Steel Ultrasonic Calibration Block

7 Step test block Wedge Testing Ultrasonic Test Block 1018 steel Ultrasonic thickness gauge

Thickness and linearity calibration. There are two versions of the block available.

The 7-Step block Inch version S-7-IN come in thickness of  0.100” , 0.200", 0.400", 0.500", 0.600", 0.75", 1.000”. Step Face measures 0.8” x 0.8”.

The 7-Step block Metric version S-7-MM come in thickness of 1mm, 1.5mm, 2mm, 4mm, 6mm, 8mm, 10mm. Step Face measures 20mm x 20mm.

Model	PIC	Description
7 Step Test Block
S-7-MM		MM,1018 steel, 7step test block Thickness:1mm,1.5mm,2mm,4mm,6mm,8mm,10mm size:140*20mm
S-7-IN		INCH,1018 steel, 7step test block Thickness:0.1", 0.2", 0.4", 0.5", 0.6", 0.75", 1" size:140*20mm