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Grade X2CrNiMoN18-12-4
Corresponding Standard ISO 9328-7-2018
Steel flat products for pressure purposes - Technical delivery conditions - Stainless steels
Classification Austenitic Stainless Steel
X2CrNiMoN18-12-4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - - - - - 16.5 10.5 3 0.1
Maximum Value 0.03 1 2 0.045 0.015 19.5 14 4 0.2
X2CrNiMoN18-12-4 Mechanical Properties
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Impact Energy Absorption
KV2
J
t≤8, Cold Rolled Steel Strips 570~770 ≥290 ≥35 ≥100
t≤13.5, Hot Rolled Steel Strips 570~770 ≥270 ≥35 ≥100
t≤75, Hot rolled steel plates 540~740 ≥270 ≥40 ≥100
Approximate Comparison Table
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade
022Cr19Ni13Mo4N S31753 317LN SUS 317LN STS 317LN 317LN S31753 X2CrNiMoN 18-12-4 X2CrNiMoN 18-12-4 1.4434 X2CrNiMoN 18-12-4 X2CrNiMoN 18-12-4 1.4434
X2CrNiMoN18-12-4 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X2CrNiMoN 18-12-4 1.4434
2 ISO TS 15510-2003
X2CrNiMoN18-12-4
3 ISO 15510-2014
X2CrNiMoN18-12-4 4434-317-53-I
4 ISO 9328-7-2018
X2CrNiMoN18-12-4
5 NF EN 10088-2-2005
X2CrNiMoN18-12-4 1.4434
6 NF EN 10088-1-2005
X2CrNiMoN18-12-4 1.4434
7 NF EN 10028-7-2008
X2CrNiMoN18-12-4 1.4434
8 NF EN 10028-7-2000
X2CrNiMoN18-12-4 1.4434

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