MIL-T-6737C (AMENDMENT 1), MILITARY SPECIFICATION: TUBING, STEEL, CORROSION AND HEAT RESISTING (18-8 STABILIZED), WELDED (30 JUN 1983) [S/S BY SAE-AMS5575 AND SAE-AMS5576]., This amendment forms a part of Military Specification MIL-T-6737C, dated 1 December 1982, and is approved for use by all Departments and Agencies of the Department of Defense.