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Steel bars, forgings, and rings 0.50Cr 0.55Ni 0.25Mo (0.38-0.43c) (reaffirmed, 1992). (SAE standard)

Technical Report ·
OSTI ID:591033
Primarily for parts with section thickness of 0.375 in. (9.52 mm) and under at the time of heat treatment, requiring a through-hardening steel capable of developing hardness as high as 50 HRC when properly hardened and tempered and also parts of greater thickness but requiring proportionately lower hardness. Alloy: 8740 UNS Number: G8740.
Research Organization:
Society of Automotive Engineers, Inc., Warrendale, PA (United States)
OSTI ID:
591033
Report Number(s):
SAE-AMS--6322K/XAB
Country of Publication:
United States
Language:
English

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