38Si7 - ISO 683-14-2004

Grade	38Si7
Corresponding Standard	ISO 683-14-2004 Heat-Treatable Steels, Alloy Steels and Free-Cutting Steels — Part 14: Hot-Rolled Steels for Quenched and Tempered Springs
Classification	Spring Steel
Properties	High Elasticity

38Si7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P ^ⓐ	S ^ⓐ	More
Minimum Value	0.35	1.5	0.5	-	-	Cu+10Sn≤ 0.6
Maximum Value	0.42	1.8	0.8	0.03	0.03	Cu+10Sn≤ 0.6

Approximate Comparison Table Spring Steel 1

China	International Organization for Standardization	European Standard
GB	ISO	EN
38Si2	38Si7	38Si7

38Si7 Corresponding Standards(Same grade name, different standards)

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