C3712 C3712 BD C3712 BE - JIS H 3250-2015

Grade	C3712
Other Names
Corresponding Standard	JIS H 3250-2015 Copper and copper alloy rods and bars
Classification	Copper and Copper Alloys
Properties	Forgability Machinability

C3712 Chemical Element Composition Content (%)

Component	Cu	Pb	More
Minimum Value	58	0.25	Zn:余量； Fe+Sn≤0.8
Maximum Value	62	1.2	Zn:余量； Fe+Sn≤0.8

C3712 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %
Extruded bars (BE); d ≥ 6	As fabricated(F)	≥315	≥15
Drawn bars (BD); d ≥ 4	As fabricated(F)	≥315	≥15
Cast bars (BF); d ≥ 100	As fabricated(F)	≥315	≥15

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