AISI
American Iron and Steel Institute
1020
SAE
Steel Number
1020
Classification Carbon Steel
Chemical Element Composition Content (%)
Component C Mn P S
Minimum Value 0.18 0.3 - -
Maximum Value 0.23 0.6 0.03 0.05
1 Approximate Comparison Table High-Quality Carbon Structural Steel
China Taiwan, China Japan South Korea United States Germany France Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS DIN EN/DIN W-Nr. NF EN/NF GOST SS BS EN/BS
20 U20202 S20C S20C SM20C 1020 G10200 C22E
Ck22
1.1151 C22E
XC18
20 1435 C22E
070M20
2 Approximate Comparison Table High-Quality Carbon Structural Steel
China Japan United States International Organization for Standardization Germany European Standard Russia Sweden United Kingdom
GB JIS SAE ISO DIN EN/DIN W-Nr. EN Numerical Grade GOST SS BS EN/BS
20 S20C
S22C
1020 C25 C22 1.0402 C22 1.0402 20 1450 070M20

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