022Cr23Ni4MoCuN S23043 00Cr23Ni4N S32304 - GB /T 31303-2014

Grade	022Cr23Ni4MoCuN
China ISC	S23043
Other Names
Old Grade
Corresponding Standard	GB /T 31303-2014 Austenitic-Ferritic duplex stainless steel bars
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance
Density	7.8 g/cm³

022Cr23Ni4MoCuN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	Ti ^*
Minimum Value	-	-	-	-	-	21.5	3.5	0.05	0.05	0.05	-
Maximum Value	0.03	1	2.5	0.035	0.03	24.5	5.5	0.6	0.6	0.2	0.05

022Cr23Ni4MoCuN Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
≥600	≥400	≥25	≥45	≤290

1 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

China		United States		International Organization for Standardization	European Standard
GB	ISC	ASTM	UNS	ISO	EN	Numerical Grade
022Cr23Ni4MoCuN	S23043	2304	S32304	X2CrNiN 23-4	X2CrNiN 23-4	1.4362

2 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

China		United States		International Organization for Standardization		United Kingdom
GB	ISC	AISI	UNS	ISO	Numerical Grade	BS EN/BS
022Cr23Ni4MoCuN (GB/T 39033)	S23043	2304	S32304 (ASTM A595-16)	X2CrNiN23-4 (ISO 15510:2014)	4362-323-04-Ⅰ	X2CrNiN23-4/1.4362 (BS EN 10083:2014)

022Cr23Ni4MoCuN Corresponding Standards(Same grade name, different standards)

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