Grade A108 Grade 1045
USA UNS G10450
Corresponding Standard ASTM A108-1999
Standard Specification for Steel Bars, Carbon, Cold-Finished, Standard Quality
Classification Carbon Steel
A108 Grade 1045 Chemical Element Composition Content (%)
Component C Mn P S
Minimum Value 0.43 0.6 - -
Maximum Value 0.5 0.9 0.04 0.05
Approximate Comparison Table High-Quality Carbon Structural Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST SS BS EN/BS
45 U20452 S45C S45C SM45C 1045 G10450 C45E4 C45E
Ck45
1.1191 C45E
XC48
45 1660 C45E
080M46

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