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Grade X1CrNiMoCuN20-18-7
Corresponding Standard ISO TS 15510-2003
TECHNICAL SPECIFICATION Stainless steels-Chemical composition
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
X1CrNiMoCuN20-18-7 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 19.5 17.5 0.5 6 0.18
Maximum Value 0.02 0.7 1 0.035 0.015 20.5 18.5 1 7 0.25
Approximate Comparison Table
China Japan United States International Organization for Standardization European Standard Sweden
GB ISC JIS ASTM UNS ISO EN Numerical Grade SS
015Cr20Ni18Mo6CuN S31252 SUS 312L S31254 S31254 X1CrNiMoN 20-18-7
X1CrNiMoCuN20-18-7 		X1CrNiMoCuN 20-18-7 1.4547 254SMO
X1CrNiMoCuN20-18-7 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X1CrNiMoCuN 20-18-7 1.4547
2 EN 10253-4-2003
X1CrNiMoCuN20-18-7 1.4547
3 EN 10250-4-1999
X1CrNiMoCuN 20-18-7 1.4547
4 ISO TS 15510-2003
X1CrNiMoCuN20-18-7
5 EN 10088-3-2005
X1CrNiMoCuN 20-18-7 1.4547
6 EN 10088-3-2014
X1CrNiMoCuN 20-18-7 1.4547
7 ISO 15510-2014
X1CrNiMoCuN20-18-7 4547-312-54-I
8 ISO 9328-7-2018
X1CrNiMoCuN20-18-7
9 DIN EN 10088-3-2014
X1CrNiMoCuN 20-18-7 1.4547
10 NF EN 10088-2-2005
X1CrNiMoCuN20-18-7 1.4547
11 NF EN 10088-1-2005
X1CrNiMoCuN20-18-7 1.4547
12 NF EN 10028-7-2008
X1CrNiMoCuN20-18-7 1.4547
13 NF EN 10296-2-2005
X1CrNiMoCuN20-18-7 1.4547
14 NF EN 10028-7-2000
X1CrNiMoCuN20-18-7 1.4547
15 DIN EN 10296-2-2006
X1CrNiMoCuN20-18-7 1.4547

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