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Grade X2CrNiMo17-12-3
European Standard Steel Grade 1.4432
Corresponding Standard EN 10272-2016
Stainless steel bars for pressure purposes
Classification Austenitic Stainless Steel
X2CrNiMo17-12-3 Chemical Element Composition Content (%)
Component C Si Mn P S ① Cr Ni Mo N
Minimum Value - - - - - 16.5 10.5 2.5 -
Maximum Value 0.03 1 2 0.045 0.015 18.5 13 3 0.1
① Particular ranges of sulfur content may provide improvement of particular properties. For machinability, a controlled sulfur content of 0,015 % to 0,030 % is recommended and may be agreed. For weldability, a controlled sulfur content of 0,008 % to 0,030 % is recommended and may be agreed.
X2CrNiMo17-12-3 Mechanical Properties
Diameter or thickness
d or b
mm		 Tensile Strength
σb
Mpa 		Specified Plastic Yield Strength
Rp0.2
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW 		Impact Energy Absorption
KV2
J
≤160 500~700 Rp0.2：≥200
Rp1.0：≥235		 l: ≥40 ≤215 (at 20℃)：l ≥100
(at -196℃)：≥60
160<d (b)≤400 500~700 Rp0.2：≥200
Rp1.0：≥235		 tr: ≥30 ≤215 (at 20℃)：tr ≥60
(at -196℃)：≥ 60
a) Axial： l；Tangential：tr.
* The maximum HBW-values may be raised by 100 units or the tensile strength value may be raised by 200 MPa and the minimum elongation value be lowered to 20 % for bars of ≤ 35 mm thickness having a final cold deformation.
1 Approximate Comparison Table
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
022Cr17Ni12Mo2
(00Cr17Ni14Mo2) 		S31603 316L SUS 316L STS 316L 316L S31603 X2CrNiMo 17-12-2
X2CrNiMo17-12-3 		4404-316-03-I
4432-316-03-I 		X2CrNiMo 18-14-3
(X2CrNiMo 18-12) 		1.4435 Z2CND 17-13 X2CrNiMo 17-12-2
X2CrNiMo17-12-3 		1.4404
1.4432 		03Х17Н14М2 2353 316S11
316S12
2 Approximate Comparison Table Stainless steels for cold heading and cold extruding
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM/AISI UNS ISO Numerical Grade EN Numerical Grade
022Cr17Ni12Mo2
(00Cr17Ni14Mo2) 		S31603 SUS316L 316L S31603 X2CrNiMo17-12-3 4432-316-03-I X2CrNiMo17-12-3 1.4432
X2CrNiMo17-12-3 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X2CrNiMo 17-12-3 1.4432
2 EN 10296-2-2005
X2CrNiMo17-12-3 1.4432
3 EN 10253-4-2003
X2CrNiMo17-12-3 1.4432
4 EN 10263-5-2001
X2CrNiMo17-12-3 1.4432
5 ISO TS 15510-2003
X2CrNiMo17-12-3
6 EN 10088-3-2014
X2CrNiMo17-12-3 1.4432
7 ISO 15510-2014
X2CrNiMo17-12-3 4432-316-03-I
8 DIN EN 10263-5-2018
X2CrNiMo 17-12-3 1.4432
9 ISO 9328-7-2018
X2CrNiMo17-12-3
10 DIN EN 10088-3-2014
X2CrNiMo17-12-3 1.4432
11 ISO 683-18-2014
X2CrNiMo17-12-3 4432-316-03-I
12 ISO 4954-2018
X2CrNiMo17-12-3 4432-316-03-I
13 NF EN 10088-2-2005
X2CrNiMo17-12-3 1.4432
14 NF EN 10088-1-2005
X2CrNiMo17-12-3 1.4432
15 NF EN 10028-7-2008
X2CrNiMo17-12-3 1.4432
16 NF EN 10296-2-2005
X2CrNiMo17-12-3 1.4432
17 NF EN 10028-7-2000
X2CrNiMo17-12-3 1.4432
18 EN 10263-5-2017
X2CrNiMo 17-12-3 1.4432
19 ISO 4954-2-2024
X2CrNiMo17-12-3 4432-316-03-I
20 DIN EN 10296-2-2006
X2CrNiMo17-12-3 1.4432
21 EN 10272-2016
X2CrNiMo17-12-3 1.4432

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