Find suppliers for this alloyC76200
Chemical Composition
Element
Cu(1,2)PbZnFeNi(3)Mn
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag. (3) Ni value includes Co.
Min (%)57.011.0
Max (%)61.00.09Rem0.2513.50.50
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.2% Offset
Elongation
(%)
Flat Products1/2 HardH0283   Typ
70   Typ
17   Typ
Extra HardH06108   Typ
102   Typ
2   Typ
Extra SpringH10119   Typ
116   Typ
1   Typ
HardH0498   Typ
90   Typ
2   Typ
Nominal Grain Size 0.015 mmOS01562   Typ
35   Typ
40   Typ
Nominal Grain Size 0.035 mmOS03557   Typ
32   Typ
41   Typ
Nominal Grain Size 0.050 mmOS05055   Typ
30   Typ
42   Typ
SpringH08115   Typ
111   Typ
1   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1880
Melting Point - Solidus°F1800
Densitylb/cu in. at 68°F0.31
Specific Gravity8.58
Electrical Conductivity% IACS at 68°F9
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F26
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi18000
Modulus of Rigidityksi6800
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Spot WeldGood
Seam WeldFair
Butt WeldGood
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedPoor
Machinability Rating20
Fabrication Process Properties

No fabrication process properties for this alloy

    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing10001350
Typical uses
Product Category Product Reason Category Reason
ElectricalRheostatsCorrosion ResistanceCorrosion Resistance
RheostatsCorrosion ResistanceOxidation Resistance
RheostatsForming CharacteristicsFormability
RheostatsMechanical PropertiesModerate Strength
Springs for RelaysConductivity (Electrical)Electrical Conductivity
Springs for RelaysConductivity (Thermal)Thermal Conductivity
Springs for RelaysCorrosion ResistanceCorrosion Resistance
Springs for RelaysCorrosion ResistanceOxidation Resistance
Springs for RelaysForming CharacteristicsFormability
Springs for RelaysMechanical PropertiesModerate Strength
IndustrialCondensersCorrosion ResistanceCorrosion Resistance
CondensersCorrosion ResistanceOxidation Resistance
CondensersForming CharacteristicsFormability
CondensersMechanical PropertiesModerate Strength
Applicable Specifications
Form Specific Sub-Form System Standard Description
BarASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
PlateASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
SheetASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
StripASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
Electric Connector & Spring ContactASTMB888/B88MCOPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS
Corrosion Properties

No information available.