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Grade C3604
Other Names
Corresponding Standard JIS H 3250-2015
Copper and copper alloy rods and bars
Classification Copper and Copper Alloys
Properties Machinability
C3604 Chemical Element Composition Content (%)
Component Fe Cu Pb More
Minimum Value - 57 1.8 Zn:余量； Fe+Sn≤1.0
Maximum Value 0.5 61 3.7
C3604 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
Extruded bars (BE); d ≥ 6 As fabricated(F) ≥335 HV
≥80
Drawn bar (BD); 1.0≤d≤110 As fabricated(F) ≥335 HV
≥80
Cast bars (BF); d ≥ 100 As fabricated(F) ≥335 HV
≥80
Drawn bars for hexagonal nuts (BDN) Tempering (SR) ≥335 ≥15 70~120

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