X6CrNiMoNb17-12-2 4580-316-40-I - ISO 15510-2014

Grade	X6CrNiMoNb17-12-2
ISO Numeric Designation	4580-316-40-I
Corresponding Standard	ISO 15510-2014 Technical Specification Stainless Steels-chemical Composition
Classification	Austenitic Stainless Steel

X6CrNiMoNb17-12-2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^①	Cr	Ni	Mo	More
Minimum Value	-	-	-	-	-	16.5	10.5	2	Nb：10C~1.00
Maximum Value	0.08	1	2	0.045	0.03	18.5	13.5	2.5	Nb：10C~1.00

1 Approximate Comparison Table Austenitic Stainless Steel

China	United States		International Organization for Standardization		European Standard
ISC	ASTM	UNS	ISO	Numerical Grade	EN	Numerical Grade
S31678	316Nb (316Cb)	S31640	X6CrNiMoNb17-12-2	4580-316-40-I	X6CrNiMoNb17-12-2	1.4580

2 Approximate Comparison Table Austenitic Stainless Steel

China	International Organization for Standardization
GB	ISO
0Cr18Ni12Mo2Nb	X6CrNiMoNb17-12-2

X6CrNiMoNb17-12-2 Corresponding Standards(Same grade name, different standards)

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