1.1 This specification covers laser-fused stainless steel bars, plates, and shapes of structural quality for use in bolted or welded structural applications. 1.2 Shapes covered in this specification include those classifi This specification covers laser-fused stainless steel bars, plates, and shapes of structural quality for use in bolted or welded structural applications. The butt-welded test pieces are welded using laser fusion and then machined into tensile test bars