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Home Material GB /T 20878-2007
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Grade 90Cr18MoV
China ISC S46990
Old Grade
Corresponding Standard GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
Classification Martensitic Stainless Steel
Properties Corrosion Resistance
Density 7.7 g/cm3
90Cr18MoV Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni ① Mo V
Minimum Value 0.85 - - - - 17 - 1 0.07
Maximum Value 0.95 0.8 0.8 0.04 0.03 19 0.6 1.3 0.12
Approximate Comparison Table Martensitic Stainless Steel
China Japan South Korea United States Germany France European Standard
GB ISC JIS KS ASTM/AISI UNS DIN EN/DIN NF EN/NF EN Numerical Grade
90Cr18MoV
(9Cr18MoV) 		S46990 SUS 440B STS 440B 440B S44003 X90CrMoV 18 Z6CND17.12 X90CrMoV 18 1.4112
90Cr18MoV Corresponding Standards(Same grade name, different standards)
1 GB /T 20878-2007
90Cr18MoV S46990 (9Cr18MoV)
2 GB /T 1220-2007
90Cr18MoV S46990 (9Cr18MoV)
3 GB /T 4356-2016
90Cr18MoV S46990 (9Cr18MoV)
4 YB /T 096-2015
90Cr18MoV
5 GB /T 20878-2024
90Cr18MoV S44099 (S46990) (9Cr18MoV)

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