AISI Type S21904 (Alloy 21-6-9) Stainless Steel, sheet and strip 30% cold reduction, tested at 480°C (900°F), stress relieved at 675°C (1250°F) for 1 hour
Most of the data in MatWeb has been supplied directly by the manufacturers. Other data has been taken
from similar materials and known relationships by the MatWeb staff. For more information about this
specific material, see the following source(s):
Engineering Properties of Steels, Philip D. Harvey, editor, American Society for Metals, Metals Park, OH, (1982).
Metals Handbook, Howard E. Boyer and Timothy L. Gall, Eds., American Society for Metals, Materials Park, OH, 1985.
Return to Material Data Sheet