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SAE AMS 6440U-2026
Steel, Bars, Forgings, Mechanical Tubing, and Forging Stock, 1.45Cr (0.93 - 1.05C) (SAE 52100), Aircraft Quality For Bearing Applications
This specification covers a low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.
Society of Automotive Engineers [sae]