75 - GB 1222-1964

75 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu
Minimum Value	0.72	0.17	0.5	-	-	-	-
Maximum Value	0.8	0.37	0.8	0.04	0.04	0.25	0.2

1 Approximate Comparison Table High-Quality Carbon Structural Steel

2 Approximate Comparison Table High-Quality Carbon Structural Steel

75 Corresponding Standards(Same grade name, different standards)

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