Grade XM-27
USA UNS S44627
Corresponding Standard ASTM A959-2004
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification Ferritic Stainless Steel
XM-27 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N Nb
Minimum Value - - - - - 25 - - 0.75 - 0.05
Maximum Value 0.01 0.4 0.4 0.02 0.02 27.5 0.5 0.2 1.5 0.015 0.2
Approximate Comparison Table Ferritic Stainless Steel
China Japan United States International Organization for Standardization European Standard
ISC JIS UNS ISO Numerical Grade Numerical Grade
S12791 SUSXM27 S44627 X1CrMo26-1 4131-446-92-C (1.4131)

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