022Cr19Ni5Mo3Si2N S21953 00Cr18Ni5Mo3Si2 - GB T 20878-2024

Grade	022Cr19Ni5Mo3Si2N
China ISC	S21953
Old Grade
Corresponding Standard	GB /T 20878-2024 Stainless Steels - Designation and Chemical Composition
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance
Density	7.8 g/cm³

022Cr19Ni5Mo3Si2N Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N
Minimum Value	-	1.3	1	-	-	18	4.5	2.5	0.05
Maximum Value	0.03	2	2	0.035	0.03	19.5	5.5	3	0.12

1 Approximate Comparison Table Austenitic-Ferritic Stainless Steel

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
022Cr19Ni5Mo3Si2N (GB/T 39033)	S21953	S31500 (ASTM A595-16)	X2CrNiMoSiMnN19-5-3-2-2 (ISO 15510:2014)	4424-315-00-Ⅰ	X2CrNiMoSi18-5-3/1.4424 (BS EN 10083:2014)

022Cr19Ni5Mo3Si2N Corresponding Standards(Same grade name, different standards)

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