Aircraft Steel AISI 8740 (AMS 6322)

Technical Data Sheet


Chemical Composition Limits
Weight% C Mn Si P S Cr Ni Mo Cu
AMS 6322 0.38-0.43 0.75-1.00 0.15-0.35 0.025 max 0.025 max 0.40-0.60 0.40-0.70 0.20-0.30 0.35 max

Alloy 8740 is a Nickel-chromium-molybdenum steek that is used in the aircraft and aerospace industries . Alloy 8740 is commonly called AISI 8740.

Alloy 8740 is available in bar (round bar).  For all stock availability contact Sales.

AMS 6322
AMS 2301
AMS 2304
UNS G87400
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Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.