Grade C4641
Other Names
Corresponding Standard JIS H 3250-2015
Copper and copper alloy rods and bars
Classification Copper and Copper Alloys
Properties Corrosion Resistance Machinability
C4641 Chemical Element Composition Content (%)
Component Fe Cu Pb Sn More
Minimum Value - 59 - 0.5 Zn:余量
Maximum Value 0.2 62 0.5 1
C4641 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Elongation or Extension Rate
δ
%
Extruded bars (BE); d ≥ 6 As fabricated(F) ≥345 ≥20
Drawn bars (BD); 2 ≤ d < 6 As fabricated(F) ≥375 ≥10
Drawn bars (BD); 6 ≤ d ≤ 110 As fabricated(F) ≥375 ≥20
Cast bars (BF); d ≥ 100 As fabricated(F) ≥345 ≥20

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