USA UNS S42026
Corresponding Standard ASTM F899-2020
Wrought Stainless Steels for Surgical Instruments
Classification Martensitic Stainless Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value 0.33 - - - - 12.5 - 0.8
Maximum Value 0.43 1 1 0.03 0.03 14.5 1 1.2

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