Standard
STEEL BARS, FORGINGS, TUBING, AND RINGS 0.48Cr - 8.0Ni - 4.0Co - 0.48Mo - 0.09V (0.24 - 0.30C) Annealed
1973-05-15
HISTORICAL
AMS6540B
This specification covers an aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, flash welded rings, and stock for forging or flash welded rings.