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Grade X2CrNiMoN 18-12-4
European Standard Steel Grade 1.4434
Corresponding Standard EN 10088-1-2005
Staehle Stainless steels. Part 1:List of stainless steels
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
Density 8 g/cm3
X2CrNiMoN 18-12-4 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
① Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All appropriate precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.
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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