X2CrNiMoCuWN25-7-4 1.4501 - EN 10297(2)-2005

Grade	X2CrNiMoCuWN25-7-4
European Standard Steel Grade	1.4501
Corresponding Standard	EN 10297(2)-2005 Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance

X2CrNiMoCuWN25-7-4 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	W
Minimum Value	-	-	-	-	-	24	6	0.5	3	0.2	0.5
Maximum Value	0.03	1	1	0.035	0.015	26	8	1	4	0.3	1

X2CrNiMoCuWN25-7-4 Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %
+AT	≥800	Rp0.2: ≥550 Rp1.0: ≥640	≥20L；≥20T

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

X2CrNiMoCuWN25-7-4 Corresponding Standards(Same grade name, different standards)

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