022Cr25Ni7Mo4WCuN S27603 - GB /T 20878-2007

Grade	022Cr25Ni7Mo4WCuN
China ISC	S27603
Corresponding Standard	GB /T 20878-2007 Stainless and Heat-Resisting Steels - Designation and Chemical Composition
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance

022Cr25Ni7Mo4WCuN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	W	More
Minimum Value	-	-	-	-	-	24	6	0.5	3	0.2	0.5	Cr+3.3Mo+16N ≥ 40
Maximum Value	0.03	1	1	0.03	0.01	26	8	1	4	0.3	1	Cr+3.3Mo+16N ≥ 40

1 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

China		Japan	United States	International Organization for Standardization	Germany		European Standard
GB	ISC	JIS	UNS	ISO	DIN EN/DIN	W-Nr.	EN	Numerical Grade
022Cr25Ni7Mo4WCuN 00Cr23Ni7Mo3.5WCuN*	S27603	SUS329J2L	S32760	X2CrNiMoCuWN 25-7-4	X2CrNiMoCuWN 25-7-4	1.4501	X2CrNiMoCuWN 25-7-4	1.4501

2 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

China		United States	International Organization for Standardization		United Kingdom
GB	ISC	UNS	ISO	Numerical Grade	BS EN/BS
022Cr25Ni7Mo4WCuN (GB/T 39033)	S27603	S32760 (ASTM A595-16)	X2CrNiMoCuWN25-7-4 (ISO 15510:2014)	4501-327-60-Ⅰ	X2CrNiMoCuWN25-7-4/1.4501 (BS EN 10088-3:2014)

022Cr25Ni7Mo4WCuN Corresponding Standards(Same grade name, different standards)

1	GB /T 31303-2014
	022Cr25Ni7Mo4WCuN S27603 Zeron 100 00Cr25Ni7Mo4WCuN
2	GB /T 20878-2007
	022Cr25Ni7Mo4WCuN S27603
3	GB /T 21833-2008
	022Cr25Ni7Mo4WCuN S27603 Zeron 100 00Cr25Ni7Mo4WCuN
4	GB /T 3280-2015
	022Cr25Ni7Mo4WCuN S27603
5	GB /T 4237-2015
	022Cr25Ni7Mo4WCuN S27603
6	GB /T 39033-2020
	022Cr25Ni7Mo4WCuN S27603
7	GB /T 20878-2024
	022Cr25Ni7Mo4WCuN S27603

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