Grade QCr1
China ISC C18200
Corresponding Standard GB /T 21652-2008
Copper and Copper Alloy Wire
Classification Copper and Copper Alloys
Properties High Elasticity Corrosion Resistance
QCr1 Chemical Element Composition Content (%)
Component Fe Si Cr Pb More
Minimum Value - - 0.6 - Cu:Remainder
Maximum Value 0.1 0.1 1.2 0.05
QCr1 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Elongation or Extension Rate
δ
%
1.0~6.0 固溶+冷加工+时效(CYS) ≥420 A100mm
≥9
>6.0~12.0 固溶+时效+冷加工(CSY) ≥400 A100mm
≥10
QCr1 Corresponding Standards(Same grade name, different standards)

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