MIL-H-47143 Base Document:1974
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
HEAT TREATING, TYPE D6AC ALLOY STEEL, PROCESSED FOR
05-10-1990
Specifies three methods of heat treating parts made from D6AC alloy steel to strength level of 200,000 to 230,000 psi.
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