AISI Type S21904 (Alloy 21-6-9) Stainless Steel, 30% final cold reduction, stress relieving heat treatment 540°C (1000°F) for 2 hours, air cooled

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.

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