USA UNS G10200
AISI
American Iron and Steel Institute
1020
Corresponding Standard ASTM A29/A29M-2012
Standard Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought
Classification Carbon Steel
Properties Impact Toughness Forgability Weldability Carburizing Ability
Chemical Element Composition Content (%)
Component C Mn P S More
Minimum Value 0.18 0.3 - - ①②③④⑤
Maximum Value 0.23 0.6 0.04 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 Cold Heading Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
ML20 U40202 SWRCH20K SWRCH20K SWRCH20K 1020 G10200 CC21A
(A5Al)
Cq22
(C22C)
1.1152 XC18
FR20
20nc 0/4

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