MIL-STD-867C, DEPARTMENT OF DEFENSE STANDARD PRACTICE: TEMPER ETCH INSPECTION (25 NOV 2008)
MIL-STD-867C, DEPARTMENT OF DEFENSE STANDARD PRACTICE: TEMPER ETCH INSPECTION (25 NOV 2008)., This standard establishes requirements and test for performing
temper etch inspection of carburized steels and tool and low alloy steels, which are heat
treated above 1.24 x 109 Pascal (PA) (1.26 x 102 kilogram – force/square millimeter
(Kgf/mm2) or 1.8 x 105 pound – force/square inch (psi). This standard applies to aircraft
and missiles structural and propulsion system components when MIL-HDBK-6870 (for
guidance only) and/or MIL-STD-866 are reference documents in the solicitation or
contract.