SAE AMS6278G

Steel, Bars, Forgings, Mechanical Tubing, and Forging Stock, 4.1Cr - 3.4Ni - 4.2Mo - 1.2V (0.11 - 0.15C) (M50 NIL), Premium Aircraft-Quality for Bearing Applications, Double Vacuum Melted

STANDARD published on 1.7.2026

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The information about the standard:

Designation standards: SAE AMS6278G
Publication date standards: 1.7.2026
Country: American technical standard
Category: Technical standards SAE

Annotation of standard text SAE AMS6278G :

This specification covers a premium aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.

SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Material Specification