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C7521 Germany Silver C75200 Copper-Nickel-Zinc Alloy Strip Coil1
Nickel Alloy, C7521, C75200
Hangzhou Ualloy Material Co., Ltd.
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Product Description C7521 Germany Silver C75200 Copper-Nickel-Zinc Alloy Strip Coil DescriptionCopper-nickel-zinc alloy strip is based on nickel as the main alloying elements, correspondingly known as zinc white copper strip and manganese white copper strip. Copper-nickel alloy has good corrosion resistance and medium strength, high plasticity. Copper-nickel-zinc alloy strip has excellent mechanical properties, excellent corrosion resistance, good processing forming under hot and cold , easy to cut. And it is used in the manufacturing of instruments, meters, medical equipment, daily necessities and other precision parts.(Other Name: CuNi18Zn18; BZn18-18; C75200; C7521.) Chemical Content(%) UALLOY BrandNickelZincCopperUALLOY-C752118Bal64 Mechanical Properties Density of g/cm38.7Electrical Conductivity @20oC(% IACS)7Thermal conductivity @20oCW/(mK)32Coefficient of Thermal Expansion per °C16.8 x 10-6 /KSpecific Heat J/(g·k)0.34Poisson's ratio0.33Modulus of Elasticity (GPa)135StatusTensile StrengthYield StrengthElongationHardnessMPa ksiMPa A50% HVR375(O)≥375≥55≥180≥2090-120R440(H/2)440-57054-83≥250-120-180R540(H)540-64079-93≥420-150-210R610(EH)≥610≥89≥520-≥185Processability Cold workingVery GoodCuttingNot suitablePlatingVery GoodHot Dip GalvanizingVery GoodLaser WeldingGoodResistance WeldingVery GoodSolderingVery GoodBending Performance (Bending Thickness: <=0.5mm; Bending Width: 10mm) Status90°R/T180°R/T Good WayBad WayGood WayBad WayR375(O)0000R440(H/2)0102R540(H)1324R610(EH)----Applications Signal ConnectorVery SuitablePower ConnectorNot SuitableMiniaturized ConnectorSuitableSwitch/RelaySuitableSemiconductorVery Suitable
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