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Home Material GB /T 21833-2008
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Grade 022Cr19Ni5Mo3Si2N
China ISC S21953
Other Names
Old Grade
Corresponding Standard GB /T 21833-2008
Austenitic-Ferritic (duplex) grade stainless steel seamless tubes and pipes
Classification Duplex Stainless Steel
Properties Corrosion Resistance
Density 7.7 g/cm3
022Cr19Ni5Mo3Si2N Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - 1.4 1.2 - - 18 4.3 2.5 0.05
Maximum Value 0.03 2 2 0.03 0.03 19 5.2 3 0.1
022Cr19Ni5Mo3Si2N Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
980~1040°C, Rapid Cooling ≥630 ≥440 ≥30 ≤290
1 Approximate Comparison Table Austenitic-Ferritic Stainless Steel
China United States
GB ISC UNS
022Cr19Ni5Mo3Si2N
(00Cr18Ni5Mo3Si2) 		S21953 S31500
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)
1 GB /T 31303-2014
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2) 3RE60 18-5Mo
2 GB /T 20878-2007
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2)
3 GB /T 1220-2007
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2)
4 GB /T 21833-2008
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2) 3RE60
5 GB /T 3280-2015
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2)
6 GB /T 4237-2015
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2)
7 GB /T 24511-2017
022Cr19Ni5Mo3Si2N S21953
8 GB /T 39033-2020
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2)
9 GB /T 20878-2024
022Cr19Ni5Mo3Si2N S21953 (00Cr18Ni5Mo3Si2)

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