MIL-B-12672 (AMENDMENT 1), MILITARY SPECIFICATION: BRAZE-WELDING, OXYACETYLENE, OF BUILT-UP METAL STRUCTURES (09 JAN 1961) (S/S BY ANSI/AWS-C3.4)
MIL-B-12672 (AMENDMENT 1), MILITARY SPECIFICATION: BRAZE-WELDING, OXYACETYLENE, OF BUILT-UP METAL STRUCTURES (09 JAN 1961) (S/S BY ANSI/AWS-C3.4).