Triangle Engineering
Our mission is to provide the welding industry with materials, equipment, training and qualification quickly, accurately, and economically.
Triangle Engineering
All products
All
Apparel & Accessories
Pipe Welding Coupons
Plate Weld Test Coupons
Equipment Parts
Procedure Materials JSON
Weld Test Kits & Coupon Combo Boxes
Pipe Coupons - Aluminum
Pipe Coupons - Carbon Steel
Pipe Coupons - Chrome Moly
Pipe Coupons - Stainless Steel
Plate Coupons - Stainless Steel
Plate Coupons - Aluminum
Plate Coupons - Carbon Steel
Plate Coupons - Sheet Metal
3/8″ AWS Weld Test Kits
1″ AWS Weld Test Kits
Pipe & Plate Combo Boxes
Procedure Materials - Carbon – Carbon Moly
Procedure Materials - Chrome Moly
Procedure Materials - Stainless
Procedure Materials - P9B, P10C, P11B
Procedure Materials - Aluminum
Procedure Materials - Copper Alloys
Procedure Materials - Nickel Alloys
Procedure Materials - Titanium / Zirconium
Procedure Plate Coupons
Destructive Test Equipment
Backing Rings
Weld Test Stand & Welding Fixtures
Clearance Coupons
Welding Practice Coupons for Training
Welding Test Coupons
ASME SA240 Weld Procedure Qualification Materials
ASME SA516 Grade 60-70 Plates
ASME SA387 Plates for Weld Procedure Qualification
2 Inch Pipe Coupons
6 Inch Pipe Coupons
Backing Bars
304 Stainless Steel Plate Coupons
A36 Steel Plate Coupons
Overlay Procedure Plates

Monster 2-3/4" x 5/8" - A106B Pipe Coupons
USD 228.0

2" sch. 80 - A106B
USD 240.0

3/8" w/ 22.5 Deg. Bevel & Backing Combo A36
USD 162.75

2" sch. XXH - A106B
USD 300.0

1" w/ 22.5 Deg. Bevel & Backing Combo A36
USD 109.0

6" sch. 40 - A53 B ERW
USD 162.0

2" sch. 160 - A106B
USD 280.0

6" sch. 80 x 4 - A106B
USD 204.0

2" sch. 80 - 304/L
USD 450.0

3/8" w/ 37.5 Deg. Bevel & Backing Combo A36
USD 162.75

3/8" with 37.5 deg. bevel A36
USD 200.0

1" with 22.5 deg. bevel A36
USD 96.0

6" sch. 80 training coupon - A106B
USD 288.0

3/8" with 22.5 deg. bevel A36
USD 200.0

1/2" w/ 37.5 Deg. Bevel & Backing Combo A36
USD 151.5

SA516 GR. 60/70 - 3/8"
USD 130.0

2" sch. 10 - 304/L
USD 360.0

1/2" w/ 22.5 Deg. Bevel & Backing Combo A36
USD 151.5

2" sch. 40 - A106B
USD 240.0

SA240 GR. 304 - 3/8"
USD 185.0

1/2" with 37.5 deg. bevel A36
USD 176.0

2" sch. XXH - 304/L
USD 150.0

1/4" x 1" A36
USD 32.5

6" sch. 80 - A106B - Practice/Test Combo
USD 260.0