Stock Pipe Qualification Material

Pipe 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.

SA-106 Gr. B or SA-53 Gr. B (P1) Steel

Size/Diameter (Wall Thickness) Length Bevel Angle
2" Sch 40 4" 37.5°
2" Sch 80 4" 37.5°
2" Sch 160 4" 37.5°
2" Sch XX 4" 37.5°
6" Sch 40 4" 37.5°
6" Sch 80 4" 37.5°
6" Sch 120 4" 37.5°
6" Sch 160 4" 37.5°
10" Sch 40 2" 30°

WTTI Mega Coupon SA106 Gr. B (P1) Steel

Size/Diameter (Wall Thickness) Length Bevel Angle
2 3/4" x 5/8" 4" 37.5°

SB-221 TYPE 6061 (P23) Aluminum

Size/Diameter (Wall Thickness) Length Bevel Angle
2" Sch 80 (extended land) 4" 30°

SA-312 TYPE 304/L (P8) Stainless

Size/Diameter (Wall Thickness) Length Bevel Angle
2" Sch 40 4" 37.5°
2" Sch 80 4" 37.5°
2" Sch 160 4" 37.5°


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Stock Welder Qualification Plate

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