Stock Procedure Qualification Plate

Procedure qualification plate coupons are available in a variety of material grades, thicknesses, lengths, and bevel angles. Materials in grades or sizes not listed may be available by contacting WTTI.

A-36 (P1) Steel with Backing

Thickness Length Width Bevel Angle
1/4" 8" 3" Backing
1/4" 8" 1" Backing
3/8" 7" 3 1/4" 30°
3/8" 7" 3 1/4" 22.5°
1/2" 6" 3 1/4" 30°
3/4" 6" 3 1/4" 30°
1" 5" 3 1/4" 22.5°
1" 6" 3 1/4" 30°

6061T6 (P23) Aluminum

Thickness Length Width Bevel Angle
1/8" 8" 3 1/4" 30°
1/4" 8" 3 1/4" 30°
3/8" 8" 3 1/4" 30°
1/2" 8" 3 1/4" 30°
1" 8" 3 1/4" 30°

SA-240 Type 304/304L (P8) Stainless

Thickness Length Width Bevel Angle
1/8" 6" 3 1/4" 30°
1/4" 6" 3 1/4" 30°
3/8" 6" 3 1/4" 30°
1/2" 6" 3 1/4" 30°
3/4" 6" 3 1/4" 30°
1" 6" 3 1/4" 30°

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