Find suppliers for this alloyC75700
Chemical Composition
Element
Cu(1,2)PbZnFeNi(3)Mn
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.5% min. (3) Ni value includes Co.
Min (%)63.511.0
Max (%)66.50.05Rem0.2513.00.50
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)
Flat Products1/2 HardH0273   Typ
60   Typ
11   Typ
80   Typ
70   Typ
47   Typ
0.04
1/4 HardH0165   Typ
45   Typ
23   Typ
70   Typ
63   Typ
44   Typ
0.04
1/8 HardH0060   Typ
35   Typ
32   Typ
60   Typ
55   Typ
43   Typ
0.04
Extra HardH0693   Typ
79   Typ
2   Typ
92   Typ
77   Typ
56   Typ
0.04
HardH0485   Typ
75   Typ
4   Typ
89   Typ
75   Typ
52   Typ
0.04
Nominal Grain Size 0.015 mmOS01561   Typ
28   Typ
35   Typ
55   Typ
88   Typ
51   Typ
0.04
Nominal Grain Size 0.025 mmOS02559   Typ
24   Typ
38   Typ
45   Typ
82   Typ
44   Typ
0.04
Nominal Grain Size 0.035 mmOS03556   Typ
21   Typ
42   Typ
37   Typ
78   Typ
38   Typ
41   Typ
0.04
Nominal Grain Size 0.050 mmOS05054   Typ
19   Typ
45   Typ
30   Typ
73   Typ
33   Typ
0.04
Nominal Grain Size 0.070 mmOS07052   Typ
18   Typ
48   Typ
22   Typ
69   Typ
27   Typ
0.04
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1900
Densitylb/cu in. at 68°F0.314
Specific Gravity8.69
Electrical Conductivity% IACS at 68°F8
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F23
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
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.
Annealing11001500
Typical uses
Product Category Product Reason Category Reason
ConsumerCamera PartsAppearanceColor
Camera PartsCorrosion ResistanceCorrosion Resistance
Camera PartsMechanical PropertiesModerate Strength
Name PlatesAppearanceColor
Name PlatesCorrosion ResistanceCorrosion Resistance
Name PlatesMechanical PropertiesModerate Strength
FastenersSlide FastenersAppearanceColor
Slide FastenersCorrosion ResistanceCorrosion Resistance
Slide FastenersMechanical PropertiesModerate Strength
IndustrialEtching StockAppearanceColor
Etching StockCorrosion ResistanceCorrosion Resistance
Etching StockMechanical PropertiesModerate Strength
Optical PartsAppearanceColor
Optical PartsCorrosion ResistanceCorrosion Resistance
Optical PartsMechanical PropertiesModerate Strength
Applicable Specifications
Form System Standard Description
BarASTMB151/B151MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR
RodASTMB151/B151MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR
WireASTMB206/B206MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER WIRE) AND COPPER-NICKEL ALLOY WIRE
Corrosion Properties

No information available.