MIL-S-15464B, MILITARY SPECIFICATION: STEEL ALLOY, CHROMIUM-MOLYBDENUM; CASTINGS (15 JUN 1953) [S/S BY MIL-C-24707/2, ASTM-A217 AND ASTM-A389]

MIL-S-15464B, MILITARY SPECIFICATION: STEEL ALLOY, CHROMIUM-MOLYBDENUM; CASTINGS (15 JUN 1953) [S/S BY MIL-C-24707/2, ASTM-A217 AND ASTM-A389]., This specification covers heat treated alloy steel castings suitable for Naval use at temperatures not in excess of 1050 Deg. Fahrenheit (F).