Mass Loss Coupon - GMW14872 & GM9540P: Test Panels for GMW14872 & GM9540P - ACC135 These panels are supplied in a Pack of 20, protectively wrapped to eliminate environmental contamination. With a 1/4" / 6.35mm centre hole to allow for secure bracketing Heavy Oil Mass Loss Coupons that are fully compliant with the requirements of GMW14872 & GM9540P , Originally developed by General Motors these standards have gained popularity for corrosion tests within the automotive industry and have also become the preferred corrosion test of the US Navy.
- Material Type: Cold Rolled Steel (ASTM 1008/1010 )
- Size: 1" x 2" / 25.4 x 50.8mm
- Thickness: 0.125" / 3.175mm
- Numeric ID