Grade 68Cr17
China ISC S44070
Old Grade
Corresponding Standard GB /T 3280-2015
Cold Rolled Stainless Steel Plate and Strip
Classification Martensitic Stainless Steel
Properties Corrosion Resistance
68Cr17 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value 0.6 - - - - 16 - -
Maximum Value 0.75 1 1 0.04 0.03 18 0.6 0.75
1 Approximate Comparison Table Martensitic Stainless Steel
China Taiwan, China Japan South Korea United States
GB ISC CNS JIS KS ASTM UNS
68Cr17
(7Cr17)
S44070 440A SUS 440A STS 440A 440A S44002
2 Approximate Comparison Table Martensitic Stainless Steel
China Japan United States International Organization for Standardization European Standard
ISC JIS UNS ISO Numerical Grade Numerical Grade
S44070 SUS440A S44002 X68Cr17 4040-440-02-X (1.4040)

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