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Chemical Composition
Elements
Cu(1,2) Pb Zn Fe Ni(3) Mn
(1) Cu value includes Ag.
(2) Cu + Sum of Named Elements 99.5% min.
(3) Ni value includes Co.
Min (%) 63.5 11.0
Max (%) 66.5 0.05 Rem 0.25 13.0 0.50
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale Rockwell F scale Rockwell 30T scale Shear Strength
(ksi)
Section Size
(in)
* Measured at room temperature, 68°F (20°C).
Flat Products 1/2 Hard H02 73 Typ
60 Typ
11 Typ
80 Typ
70 Typ
47 Typ
0.04
1/4 Hard H01 65 Typ
45 Typ
23 Typ
70 Typ
63 Typ
44 Typ
0.04
1/8 Hard H00 60 Typ
35 Typ
32 Typ
60 Typ
55 Typ
43 Typ
0.04
Extra Hard H06 93 Typ
79 Typ
2 Typ
92 Typ
77 Typ
56 Typ
0.04
Hard H04 85 Typ
75 Typ
4 Typ
89 Typ
75 Typ
52 Typ
0.04
Nominal Grain Size 0.015 mm OS015 61 Typ
28 Typ
35 Typ
55 Typ
88 Typ
51 Typ
0.04
Nominal Grain Size 0.025 mm OS025 59 Typ
24 Typ
38 Typ
45 Typ
82 Typ
44 Typ
0.04
Nominal Grain Size 0.035 mm OS035 56 Typ
21 Typ
42 Typ
37 Typ
78 Typ
38 Typ
41 Typ
0.04
Nominal Grain Size 0.050 mm OS050 54 Typ
19 Typ
45 Typ
30 Typ
73 Typ
33 Typ
0.04
Nominal Grain Size 0.070 mm OS070 52 Typ
18 Typ
48 Typ
22 Typ
69 Typ
27 Typ
0.04
Physical Properties
Melting Point - Liquidus°F 1900
Densitylb/cu in. at 68°F 0.314
Specific Gravity 8.69
Electrical Conductivity% IACS at 68°F 8
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 23
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 9
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 18000
Modulus of Rigidityksi 6800
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Fair
Coated Metal Arc Welding Not Recommended
Spot Weld Good
Seam Weld Fair
Butt Weld Good
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Poor
Machinability Rating 20
Common Fabrication Processes
  • Blanking
  • Drawing
  • Etching
  • Forming and Bending
  • Heading and Upsetting
  • Roll Threading and Knurling
  • Shearing
  • Spinning
  • Squeezing and Swaging
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 1100 1500
Typical uses
Product Category Product Reason Category Reason
Consumer Camera Parts Appearance Color
Camera Parts Corrosion Resistance Corrosion Resistance
Camera Parts Mechanical Properties Moderate Strength
Name Plates Appearance Color
Name Plates Corrosion Resistance Corrosion Resistance
Name Plates Mechanical Properties Moderate Strength
Fasteners Slide Fasteners Appearance Color
Slide Fasteners Corrosion Resistance Corrosion Resistance
Slide Fasteners Mechanical Properties Moderate Strength
Industrial Etching Stock Appearance Color
Etching Stock Corrosion Resistance Corrosion Resistance
Etching Stock Mechanical Properties Moderate Strength
Optical Parts Appearance Color
Optical Parts Corrosion Resistance Corrosion Resistance
Optical Parts Mechanical Properties Moderate Strength
Applicable Specifications
Form Specific Sub-Form Application System Standard Description
Bar ASTM B151/B151M COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR
Rod ASTM B151/B151M COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR
Wire ASTM B206/B206M COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER WIRE) AND COPPER-NICKEL ALLOY WIRE
Corrosion Properties

No Corrosion Properties Available.