Cart 0


WTTI stocks plate coupons for welding procedure or performance qualification testing to all codes including AWS, ASME, API, Mil Standards, etc. These coupons may be purchased here.

Contact us for a quote if your job requires large quantities or for materials, and sizes not shown in our store.

  • All material is marked with heat numbers for complete traceability.
  • All bevels are precision saw cut and coated with a weldable rust preventative.
  • Plate coupons are beveled on both ends with the rolling direction perpendicular to the joint.
  • Sizes listed conform to current codes and standards.

Aluminum Plate  +

Stainless Plate  +

Steel Plate  +