Grade Y108Cr17
China ISC S44097
Old Grade
Corresponding Standard GB /T 20878-2024
Stainless steels - Designation and chemcial composition
Classification Martensitic Stainless Steel
Properties Corrosion Resistance Machinability
Density 7.7 g/cm3
Y108Cr17 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value 0.95 - - - 0.15 16 - -
Maximum Value 1.2 1 1.25 0.06 - 18 0.6 0.75
1 Approximate Comparison Table
China Taiwan, China Japan South Korea United States
GB ISC CNS JIS KS ASTM UNS
Y108Cr17
(Y11Cr17)
S44097 440F SUS 440F STS 440F 440F S44020
2 Approximate Comparison Table
China Japan International Organization for Standardization European Standard
GB ISC JIS ISO Numerical Grade Numerical Grade
Y108Cr17
(Y11Cr17)
S44097 SUS440F X110CrS17 4025-440-74-X (1.4025)

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