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Home Material GB /T 4356-2016
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Grade 68Cr17
China ISC S44070
Old Grade
Corresponding Standard GB /T 4356-2016
Stainless Steel Wire Rod
Classification Martensitic Stainless Steel
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)
68Cr17 Corresponding Standards(Same grade name, different standards)
1 GB /T 20878-2007
68Cr17 S44070 (7Cr17)
2 GB /T 1220-2007
68Cr17 S44070 (7Cr17)
3 GB /T 4356-2016
68Cr17 S44070 (7Cr17)
4 GB /T 3280-2015
68Cr17 S44070 (7Cr17)
5 GB /T 4237-2015
68Cr17 S44070 (7Cr17)
6 YB /T 096-2015
68Cr17 (7Cr17)
7 GB /T 20878-2024
68Cr17 S44070 (7Cr17)

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