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Chemical Composition
Elements
Cu(1) Pb Sn Zn Fe Ni Mn
(1) Cu value includes Ag.
Min (%) 59.0 0.8 0.40 23.0
Max (%) 63.0 1.1 0.6 Rem 0.25 26.0 0.50
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)
YS-0.2% Offset
(ksi)
Elongation
(%)
Rockwell B scale Rockwell 30T scale Section Size
(in)
* Measured at room temperature, 68°F (20°C).
Rod Hard H04 90 Typ
85 Typ
6 Typ
90 Typ
76 Typ
0.25
Physical Properties
Melting Point - Liquidus°F 2140
Melting Point - Solidus°F 2100
Densitylb/cu in. at 68°F 0.318
Specific Gravity 8.8
Electrical Conductivity% IACS at 68°F 4
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 12
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 9
Specific Heat CapacityBtu/ lb /°F at 68°F 0.095
Modulus of Elasticity in Tensionksi 24200
Fabrication Properties
Technique Suitability
Soldering Good
Brazing Not Recommended
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Not Recommended
Coated Metal Arc Welding Not Recommended
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Not Recommended
Capacity for Being Cold Worked Fair
Capacity for Being Hot Formed Not Recommended
Machinability Rating 40
Common Fabrication Processes
  • Machining
  • Roll Threading and Knurling
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 1100 1500
Typical uses
Product Category Product Reason Category Reason
Builders Hardware Hardware Corrosion Resistance Corrosion Resistance
Hardware Mechanical Properties High Modulus of Elasticity
Hardware Mechanical Properties High Strength
Electrical Connectors Conductivity (Electrical) Electrical Conductivity
Connectors Conductivity (Thermal) Thermal Conductivity
Connectors Corrosion Resistance Corrosion Resistance
Connectors Mechanical Properties High Modulus of Elasticity
Connectors Mechanical Properties High Strength
Fasteners Fasteners Appearance Color
Fasteners Corrosion Resistance Corrosion Resistance
Fasteners Mechanical Properties High Modulus of Elasticity
Fasteners Mechanical Properties High Strength
Industrial Optical Goods Appearance Color
Optical Goods Corrosion Resistance Corrosion Resistance
Optical Goods Mechanical Properties High Modulus of Elasticity
Optical Goods Mechanical Properties High Strength
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.