USA UNS S32304
Corresponding Standard SAE J405-1998
(R)Chemical Composition of SAE Wrought Stainless Steels
Classification Duplex Stainless Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 21.5 3 0.05 0.05 0.05
Maximum Value 0.03 1 2.5 0.04 0.03 24.5 5 3 0.6 0.2
New and Old Grade Replacement List
Corresponding Standard Grade
SAE J405-1998
USA UNS
SAE J405-2018
USA UNS
1 Approximate Comparison Table
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
United States France European Standard Russia Sweden
UNS NF EN/NF EN Numerical Grade GOST SS
S32304 Z3CN23-04Az X2CrNiN23-4 1.4362 03KH23N6 2327
3 Approximate Comparison Table
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)

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