022Cr24Ni7Mo4CuN S25203 00Cr25Ni7Mo4CuN UR52N+ - GB /T 21833-2008

Grade	022Cr24Ni7Mo4CuN
China ISC	S25203
Other Names
Corresponding Standard	GB /T 21833-2008 Austenitic-Ferritic (duplex) grade stainless steel seamless tubes and pipes
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance

022Cr24Ni7Mo4CuN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	-	-	-	23	5.5	0.5	3	0.2
Maximum Value	0.03	0.8	1.5	0.035	0.02	25	8	3	5	0.35

022Cr24Ni7Mo4CuN Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
1080~1120°C, Rapid cooling	≥770	≥550	≥25	≤310

022Cr24Ni7Mo4CuN Corresponding Standards(Same grade name, different standards)

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