• HS Code：7229901000
• Origin：China
• Model NO.：B18,C7701

ArticlesChemical compositionGBUNSENJISCu%Ni%Zn%BZn18-26C77000CuNi18Zn27C770154-5816.5-19.5Rem 
Physical properties,fabrication propertiesPhysical propertiesfabrication propertiesdensity g/cm3electrical conductivity %IACSthermal conductivity W/(m.K)modulus of elasticity GPaspecific heat J/(g.K)cold-workabilitymachinabilityelectric plating propertyhot dip tin plating propertyweldabilitycorrosion8.75321250.34excellentsuitableexcellentexcellentgoodexcellent 
Mechanical propertiesMechanical propertiesStateHardness HVTension testbending(in rolling direction)restbending(transverse to rolling direction)testthickness mmtensile strength MPayield strength MPaelongation%thickness mmanglesIDthicknessanglesID1/2H150-2100.1-0.7540-655≥390≥8≤1.6180°150% of thickness≤0.5180°300% of thickness≥0.71540-655≥390≥11H180-2400.1-0.7630-735≥390 ≥500≥4≤1.6180°200% of thickness≤0.5180°400% of thickness≥0.71630-735≥500≥6EH210-260≥0.1705-805≥600-≤1.690°300% of thickness≤0.590°600% of thicknessSH230-270≥0.1765-865≥680------- 
Typical application
Shields,Liquid crystal oscillators
 
Articles,Chemical compositionArticlesChemical compositionGBUNSENJISCu%Ni%Zn%BZn18-18C75200CuNi18Zn20C752162-6616.5-19.5Rem 
Physical properties,fabrication propertiesPhysical propertiesfabrication propertiesdensity g/cm3electrical conductivity %IACSthermal conductivity W/(m.K)modulus of elasticity GPaspecific heat J/(g.K)cold-workabilitymachinabilityelectric plating propertyhot dip tin plating propertyweldabilitycorrosion8.736321250.34excellentsuitableexcellentexcellentgoodexcellent 
Mechanical propertiesMechanical propertiesStateHardness HVTension testbending testThickness mmTensile strength MPaelongation %thicknessanglesID0-0.1-5.0≥375≥20≤1.6180°sticking closely1/2H120-1800.1-5.0440-570  ≥5  ≤1.6180°100% of thickness≤0.5200% of thicknessH150-2100.1-0.15540-640 -≤1.6180°200% of thickness>0.15-5.0≥3≤0.5400% of thicknessEH≥1850.1-5.0≥610---- 
Typical application
Shields,Liquid crystal oscillators,pressing parts
 
Articles,Chemical compositionArticlesChemical compositionGBUNSENJISCu%Ni%Zn%BZn15-20C75400CuNi15Zn20C754160-6412.5-15.5Rem 
Physical properties,fabrication propertiesPhysical propertiesfabrication propertiesdensity g/cm3electrical conductivity %IACSthermal conductivity W/(m.K)modulus of elasticity GPaspecific heat J/(g.K)cold-workabilitymachinabilityelectric plating propertyhot dip tin plating propertyweldabilitycorrosion8.76321350.34excellentsuitableexcellentexcellentgoodexcellent 
Mechanical propertiesMechanical propertiesStateHardness HVTension testbending testThickness mmTensile strength MPaelongation %thicknessanglesID0-0.1-5.0≥355≥20≤1.6180°sticking closely1/2H110-1700.1-5.0410-540≥5≤1.6180°100% of thicknessH≥1350.1-0.15≥490-≤1.6  180°200% of thickness>0.15-5.0≥490≥3 
Typical application
Shields,Liquid crystal oscillators