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Grade 1.7220
European Standard Steel Grade 34CrMo4
Corresponding Standard EN 10250-3-1999
Classification Alloy Steel
1.7220 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo
Minimum Value 0.3 - 0.6 - - 0.9 0.15
Maximum Value 0.37 0.4 0.9 0.035 0.035 1.2 0.3
1 Approximate Comparison Table structural alloy steel
China Taiwan, China Japan South Korea United States France European Standard
GB ISC CNS JIS KS ASTM NF EN/NF EN
30CrMo A30302 SCM430 SCM430 SCM430 4130 30CD4 34CrMo4
2 Approximate Comparison Table structural alloy steel
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/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS14 BS EN/BS
35CrMo
35CrMoV 		A30352
A31352 		SCM435 SCM435
SCM435H 		SCM435 4135 G41350 34CrMo4 34CrMo4 1.7220 35CD4 34CrMo4 1.7220 35XM
35ХМФ 		2234 708A37
CDS13
3 Approximate Comparison Table
China United States International Organization for Standardization Germany France
GB ISC ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF
ML35CrMo A30354 4135
A320ML7B 		G41350 34CrMo4E
(C31) 		34CrMo4 1.7220 34CD4
4 Approximate Comparison Table structural alloy steel
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
35CrMo
ZG35CrMo 		SCM435H 4135 34CrMo4 34CrMo4 34CD4
35CD4 		34CrMo4 1.7220 35KHM
35KHML 		2234 708A30
708M32
5 Approximate Comparison Table cast steel
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
ZG35CrMo
35CrMo 		SCM435H 4135 34CrMo4 34CrMo4 34CD4
35CD4 		34CrMo4 1.7220 35KHM
35KHML 		2234 708A30
708M32
6 Approximate Comparison Table
China Japan United States International Organization for Standardization Germany
GB JIS ASTM ISO DIN EN/DIN
ML35CrMo SCM435 4135 34CrMo4E 34CrMo4
7 Approximate Comparison Table
Japan International Organization for Standardization European Standard
JIS ISO EN Numerical Grade
SCM435
SCM435H 		34CrMo4 34CrMo4 1.7220
1.7220 Corresponding Standards(Same grade name, different standards)
1 DIN 17200-1987
1.7220 34CrMo4
2 EN 10083-3-2006
1.7220 34CrMo4
3 EN 10263-4-2001
1.7220 34CrMo4
4 EN 10250-3-1999
1.7220 34CrMo4
5 EN 10297-1-2003
1.7220 34CrMo4
6 DIN EN 10263-4-2002
1.7220 34CrMo4
7 DIN 17204-1990
1.7220 34CrMo4
8 VDI 2230-1-2015
1.7220 34CrMo 4
9 DIN EN 10263-4-2018
1.7220 34CrMo4
10 EN 10263-4-2017
1.7220 34CrMo4
11 EN 10132-2021
1.7220 34CrMo4
12 NF EN 10083-3-2006
1.7220 34CrMo4 (34CD4)
13 DIN 17205-1992
1.7220 GS-34CrMo4
14 DIN 1654-4-1989
1.7220 34CrMo4

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