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Grade X2CrNiN18-10
Germany W-Nr. 1.4311
Corresponding Standard DIN EN 10088-3-2014
Stainless steels – Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
Classification Austenitic Stainless Steel
X2CrNiN18-10 Chemical Element Composition Content (%)
Component C Si Mn P S ⓑ Cr Ni N
Minimum Value - - - - - 17.5 8.5 0.12
Maximum Value 0.03 1 2 0.045 0.03 19.5 11.5 0.22
① Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All 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.
X2CrNiN18-10 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW 		Impact Energy Absorption
KV2
J
Bar, rod, wire, section, bright products; d≤160 +AT 550~760 ≥270 (long.)
≥40		 ≤230 (long.)
≥100
Bar, rod, wire, section, bright products; 160<d≤250 +AT 550~760 ≥270 (tr.)
≥30		 ≤230 (tr.)
≥60
+AT=solution annealed；+A=annealed；+QT = quenched and tempered；+P=precipitation hardening；+C=Cold worked，+Csuffix followed by a number represents the tensile strength grade, i.e., the minimum tensile strength value.
long.=longitudinal；tr.=transverse
d=diameter or thickness；Unit mm
Approximate Comparison Table
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade SS BS EN/BS
022Cr19Ni10N
(00Cr18Ni10N) 		S30453 304LN SUS 304LN STS 304LN 304LN S30453 X2CrNiN 18-9
X2CrNiN18-10 		X2CrNiN 18-10 1.4311 Z2CN 18-1Az
Z3CN18-10Az 		X2CrNiN 18-10 1.4311 2371 304S62
304S61
X2CrNiN18-10 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X2CrNiN 18-10 1.4311
2 EN 10296-2-2005
X2CrNiN18-10 1.4311
3 EN 10253-4-2003
X2CrNiN18-10 1.4311
4 EN 10250-4-1999
X2CrNiN 18-10 1.4311
5 DIN 17440-1972
X2CrNiN 18-10 1.4311
6 EN 10088-3-2005
X2CrNiN18-10 1.4311
7 ISO 9327(-5)-1999
X2CrNiN18-10
8 EN 10269-2013
X2CrNiN 18-10 1.4311
9 EN 10088-3-2014
X2CrNiN18-10 1.4311
10 DIN EN 10269-2014
X2CrNiN 18-10 1.4311
11 ISO 9328-7-2018
X2CrNiN18-10
12 DIN EN 10088-3-2014
X2CrNiN18-10 1.4311
13 NF EN 10088-2-2005
X2CrNiN18-10 1.4311
14 NF EN 10088-1-2005
X2CrNiN18-10 1.4311
15 NF EN 10028-7-2008
X2CrNiN18-10 1.4311
16 NF EN 10296-2-2005
X2CrNiN18-10 1.4311
17 NF EN 10028-7-2000
X2CrNiN18-10 1.4311
18 DIN EN 10296-2-2006
X2CrNiN18-10 1.4311

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