USA UNS G10420
AISI
American Iron and Steel Institute
1042
Corresponding Standard ASTM A29/A29M-2020
General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought
Classification Carbon Steel
Properties Good Forgability
Chemical Element Composition Content (%)
Component C Mn P S
Minimum Value 0.4 0.6 - -
Maximum Value 0.47 0.9 0.04 0.05
Approximate Comparison Table High-Quality Carbon Structural 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
45 S45C 1042
1045
Gr.1043
C45 C45 AF65C45
C45
C45 1.0503 45 1650 070M46
50HS

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