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Grade 4130
Corresponding Standard ASTM A1031/A1031M-2025
Steel, Sheet and Strip, Heavy-Thickness Coils, Alloy, Drawing Steel and Structural Steel, Hot-Rolled
Classification Alloy Steel
4130 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo
Minimum Value 0.28 0.15 0.4 - - 0.8 0.15
Maximum Value 0.33 0.35 0.6 0.025 0.025 1.1 0.25
1 Approximate Comparison Table Structural Alloy Steel
China Japan United States Germany France European Standard Russia Sweden
YB ISC JIS ASTM DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS14
25CrMo A30252 SCM430 4130 25CrMo4 1.7218 25CD4 25CrMo4 1.7218 30ХМ 2225
2 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
3 Approximate Comparison Table Structural Alloy Steel
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS SAE ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
30CrMo SCM420
SCM430 		4130 25CrMo4 25CrMo4 25CD4 25CrMo4 1.7218 20KHM
30KHM
30KHMA 		2225 708A25
708M25
CFS10
4130 Corresponding Standards(Same grade name, different standards)
1 ASTM A29/A29M-2012
4130 G41300
2 ASTM A29/A29M-2005
4130 G41300
3 SAE J404-2000
4130 G41300
4 ASTM A29/A29M-2020
4130 G41300
5 ASTM A866-2014
4130
6 ASTM A519/A519M-2024
4130
7 ASTM A646/A646M-2024
4130 Grade 11
8 ASME SA-29/SA-29M-2023
4130 G41300
9 ASTM A513/A513M-2025
4130
10 ASME SA-513-2023
4130
11 SAE AMS6370R-2020
4130 AMS6370 G41300
12 ASTM A866-2018
4130
13 ASTM A29/A29M-2023
4130 G41300
14 ASTM A1031/A1031M-2025
4130

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