Find suppliers for this alloyC42500
Chemical Composition
Element
Cu(1)PbSnZnFeP
(1) Cu + Sum of Named Elements 99.7% min.
Min (%)87.01.5
Max (%)90.00.053.0Rem0.050.35
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.2% Offset
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale
Rockwell F scale
Rockwell 30T scale
Section Size
(in)
Flat Products1/2 HardH0263   Typ
59   Typ
50   Typ
20   Typ
75   Typ
68   Typ
0.04
1/4 HardH0154   Typ
46   Typ
45   Typ
35   Typ
60   Typ
56   Typ
0.04
3/4 HardH0368   Typ
65   Typ
57   Typ
15   Typ
80   Typ
70   Typ
0.04
Extra HardH0682   Typ
79   Typ
70   Typ
7   Typ
90   Typ
74   Typ
0.04
Extra SpringH1092   Typ
89   Typ
76   Typ
2   Typ
92   Typ
76   Typ
0.04
HardH0476   Typ
73   Typ
63   Typ
9   Typ
86   Typ
73   Typ
0.04
Nominal Grain Size 0.015 mmOS01547   Typ
19   Typ
20   Typ
47   Typ
79   Typ
45   Typ
0.04
Nominal Grain Size 0.025 mmOS02546   Typ
18   Typ
18   Typ
48   Typ
72   Typ
36   Typ
0.04
Nominal Grain Size 0.035 mmOS03545   Typ
15   Typ
18   Typ
49   Typ
70   Typ
32   Typ
0.04
SpringH0889   Typ
85   Typ
75   Typ
4   Typ
92   Typ
76   Typ
0.04
* Measured at room temperature, 68°F (20°C).
Physical Properties
(1) To achieve a conductivity of 28% IACS, the maximum phosphorus shall be .05%.
Melting Point - Liquidus°F1890
Melting Point - Solidus°F1850
Densitylb/cu in. at 68°F0.316
Specific Gravity8.78
Electrical Conductivity% IACS at 68°F28(1)
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F69
Coefficient of Thermal Expansion 68-21210⁻⁶ per °F (68 – 212°F)10.2
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingGood
Coated Metal Arc WeldingNot Recommended
Spot WeldNot Recommended
Seam WeldNot Recommended
Butt WeldGood
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedFair
Machinability Rating30
Common Fabrication Processes
  • Blanking
  • Drawing
  • Forming
  • Piercing
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing8001300
Hot Treatment14551545
Typical uses
Product Category Product Reason Category Reason
BuildingWeather StrippingAppearanceAppearance
Weather StrippingCorrosion ResistanceCorrosion Resistance
Weather StrippingForming CharacteristicsFormability
Weather StrippingMechanical PropertiesModerate Strength
ConsumerPen ClipsAppearanceAppearance
Pen ClipsForming CharacteristicsFormability
Pen ClipsMechanical PropertiesModerate Strength
ElectricalConnectorsAvailablityAvailability
ConnectorsCorrosion ResistanceCorrosion Resistance
ConnectorsCorrosion ResistanceStress Corrosion Cracking Resistance
ConnectorsForming CharacteristicsFormability
ConnectorsMechanical PropertiesModerate Strength
ConnectorsSolderabilitySolderability
Electrical ConnectorsForming CharacteristicsFormability
Electrical ConnectorsMechanical PropertiesModerate Strength
Fuse ClipsCorrosion ResistanceCorrosion Resistance
Fuse ClipsForming CharacteristicsFormability
Fuse ClipsMechanical PropertiesModerate Strength
Switch SpringsConductivity (Electrical)Electrical Conductivity
Switch SpringsConductivity (Thermal)Thermal Conductivity
Switch SpringsCorrosion ResistanceCorrosion Resistance
Switch SpringsForming CharacteristicsFormability
Switch SpringsFriction & Wear PropertiesWear Resistance
Switch SpringsMechanical PropertiesFatigue Resistance
Switch SpringsMechanical PropertiesHigh Strength
Switch SpringsThermal PropertiesResistance to Stress Relaxation
SwitchesConductivity (Electrical)Electrical Conductivity
SwitchesConductivity (Thermal)Thermal Conductivity
SwitchesCorrosion ResistanceCorrosion Resistance
SwitchesForming CharacteristicsFormability
SwitchesMechanical PropertiesModerate Strength
TerminalsConductivity (Electrical)Electrical Conductivity
TerminalsConductivity (Thermal)Thermal Conductivity
TerminalsCorrosion ResistanceCorrosion Resistance
TerminalsForming CharacteristicsFormability
TerminalsMechanical PropertiesModerate Strength
IndustrialBushingsCorrosion ResistanceCorrosion Resistance
BushingsForming CharacteristicsFormability
BushingsMechanical PropertiesHigh Strength
Contact SpringsConductivity (Electrical)Electrical Conductivity
Contact SpringsCorrosion ResistanceCorrosion Resistance
Contact SpringsForming CharacteristicsFormability
Contact SpringsFriction & Wear PropertiesWear Resistance
Contact SpringsMechanical PropertiesFatigue Resistance
Applicable Specifications
Form Specific Sub-Form System Standard Description
BarASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
PlateASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
SheetASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
StripASTMB591COPPER-ZINC-TIN ALLOY 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.