Steel, Sheet, Strip, and Plate, 0.80Cr - 1.8Ni - 0.25Mo (0.38 - 0.43C) (SAE 4340)

Month of publication: 1942-12-01

Developed by committee: Ams E Carbon And Low Alloy Steels Committee

Other revisions of this standard: rev. A, rev. B, rev. C, rev. D, rev. E, rev. F, rev. G, rev. H, rev. J

Annotation and contents

Source of this annotation and contents: SAE.

This specification covers an aircraft-quality, low-alloy steel in the form of sheet, strip, and plate.