X1CrNiMoCuN20-18-7 1.4547 - EN 10296-2-2005

Grade	X1CrNiMoCuN20-18-7
European Standard Steel Grade	1.4547
Corresponding Standard	EN 10296-2-2005 Welded Circular Steel Tubes for Mechanical and General Engineering Purposes — Technical Delivery Conditions — Part 2 Stainless Steel
Classification	Austenitic Stainless Steel

X1CrNiMoCuN20-18-7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	-	-	-	19.5	17.5	0.5	6	0.18
Maximum Value	0.02	0.7	1	0.03	0.01	20.5	18.5	1	7	0.25

X1CrNiMoCuN20-18-7 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel pipe:	≥650	Rp0.2：≥300 Rp1.0：≥340	l：≥35 t：≥30

◎ l=longitudinal, t=transverse

◎ Resistance to intergranular corrosiona: Yes (When tested in accordance with EN ISO3651-2).

1 Approximate Comparison Table Austenitic Stainless Steel

China		Japan	United States		International Organization for Standardization	European Standard		Sweden
GB	ISC	JIS	ASTM	UNS	ISO	EN	Numerical Grade	SS
015Cr20Ni18Mo6CuN	S31252	SUS 312L	S31254	S31254	X1CrNiMoN 20-18-7 X1CrNiMoCuN20-18-7	X1CrNiMoCuN 20-18-7	1.4547	254SMO

2 Approximate Comparison Table Austenitic Stainless Steel

X1CrNiMoCuN20-18-7 Corresponding Standards(Same grade name, different standards)

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