MIL-STD-1943, MILITARY STANDARD: WELDING REPAIR OF STEEL CASTINGS (OTHER THAN ARMOR) METAL-ARC, MANUAL (05 FEB 1985) [SUPERSEDING MIL-W-13773A] [S/S BY ASTM-A488/A488M]., This standard covers the requirements for manual-arc welding for the repair of readily weldable steel castings, in connection with production or maintenance in field or at storage areas. This does not cover the repair welding of armor castings.