Find suppliers for this alloy C51180
Chemical Composition
Elements
Cu(1) Pb Sn Zn Fe P Ni
(1) Cu + Sum of Named Elements 99.5% min.
Min (%) 3.5 0.05 0.01 0.05
Max (%) Rem 0.05 4.9 0.30 0.20 0.35 0.20
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)
YS-0.2% Offset
(ksi)
Elongation
(%)
* Measured at room temperature, 68°F (20°C).
Flat Products 1/2 Hard H02 90 Typ
85 Typ
15 Typ
1/4 Hard H01 78 Typ
60 Typ
27 Typ
Extra Hard H06 109 Typ
105 Typ
5 Typ
Hard H04 104 Typ
100 Typ
8 Typ
Nominal Grain Size 0.015 mm OS015 57 Typ
29 Typ
46 Typ
Spring H08 112 Typ
110 Typ
2 Typ
Physical Properties
Melting Point - Liquidus°F 1950
Melting Point - Solidus°F 1780
Densitylb/cu in. at 68°F 0.32
Specific Gravity 8.86
Electrical Conductivity% IACS at 68°F 20
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 52
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 9.9
Modulus of Elasticity in Tensionksi 16000
Modulus of Rigidityksi 6000
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Fair
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Fair
Spot Weld Good
Seam Weld Fair
Butt Weld Excellent
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Poor
Machinability Rating 20
Common Fabrication Processes

No fabrication process properties for this alloy

Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 700 1350
Typical uses
Product Category Product Reason Category Reason
Automotive Terminals, automotive Conductivity (Electrical) Electrical Conductivity
Terminals, automotive Mechanical Properties Ductility
Terminals, automotive Mechanical Properties Strength
Electrical Connectors, electronic Conductivity (Electrical) Electrical Conductivity
Connectors, electronic Corrosion Resistance Stress Corrosion Crack Resistant
Connectors, electronic Friction & Wear Properties Wear Resistant
Connectors, electronic Mechanical Properties Strength, Moderate
Connectors, electronic Stress Relaxation Stress Relaxation Resistance
Contact springs Conductivity (Electrical) Electrical Conductivity
Contact springs Corrosion Resistance Corrosion Resistance
Contact springs Mechanical Properties Moderate to High Strength
Contact springs Solderability Solderability
Lead Frames Conductivity (Electrical) Electrical Conductivity
Applicable Specifications
Form Specific Sub-Form Application System Standard Description
Sheet, Strip, Roller Bar & Plate ASTM B103/B103M PHOSPHOR BRONZE PLATE, SHEET, STRIP AND ROLLED BAR
Strip ASTM B888/B88M COPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS
Corrosion Properties

No Corrosion Properties Available.