Grade 04Cr11Nb
China ISC S11176
Corresponding Standard GB /T 20878-2024
Stainless Steels - Designation and Chemical Composition
Classification Ferritic Stainless Steel
Properties Corrosion Resistance
Density 7.75 g/cm3
04Cr11Nb Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni More
Minimum Value - - - - - 10.5 - Nb:10C ~ 0.75
Maximum Value 0.06 1 1 0.04 0.03 11.7 0.5
Approximate Comparison Table Ferritic Heat-Resistant Steel
China United States
GB ISC ASTM UNS
04Cr11Nb
GB/T 20878-2024
S11176 409Nb
ASTM A959
S40940
04Cr11Nb Corresponding Standards(Same grade name, different standards)

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