USA UNS S40930
Corresponding Standard ASTM A959-2019
Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification Ferritic Stainless Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N Ti More
Minimum Value - - - - - 10.5 - - 0.05 (Nb+Ti) [0.08+8(C+N)] ~ 0.75
Maximum Value 0.03 1 1 0.04 0.02 11.7 0.5 0.03 -
• Unless otherwise indicated, a grade designation originally assigned by the American Iron and Steel Institute (AISI).
Approximate Comparison Table Ferritic Heat-Resistant Steel
China United States
GB ISC UNS
022Cr11NbTi
GB/T 20878-2024
S11173 S40930
ASTM A959

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!