The materials used in making repairs or alterations shall conform to the requirements of the applicable section of the ASME Code. Materials shall be of known weldable quality, have at least the minimum physical properties of the material to be repaired and be compatible with the original material. The thickness of any patch shall be at least equal to, but not more than 1/8-inch greater than, the material being patched. Carbon or alloy steel having a carbon content of more than 0.35 percent may not be welded.
N.Y. Comp. Codes R. & Regs. Tit. 12 §§ 14-3.12