Grade SUM23
Corresponding Standard JIS G 4804-2008
Free-Cutting Steels
Brand/Supplier
Japan -> JFE Steel
Classification Carbon Steel
Properties Machinability
SUM23 Chemical Element Composition Content (%)
Component C Mn P S
Minimum Value - 0.75 0.04 0.26
Maximum Value 0.09 1.05 0.09 0.35
1 Approximate Comparison Table Free-Cutting Structural Steel
China Japan United States International Organization for Standardization Russia
GB ISC JIS ASTM ISO GOST
Y08 U71082 SUM23 1215 9S20 А11
2 Approximate Comparison Table Free-Cutting Structural Steel
China Japan United States International Organization for Standardization
GB JIS ASTM ISO
Y08 SUM23 1215 9S20

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