ASTM B505, SAE J461, SAE J462
- Architecture
- Building
- Marine
- Industry
- Plumbing
- Fasteners
- Electrical
Typical Uses
High aqueous and atmospheric corrosion resistance, Hardware, Electrical Switches, Electrical Components, Bushings, Railroad Catenary Fittings, Pump Fixtures, Air-Gas-Water Fittings, Valves, Plumbing, moderate strength and electrical conductivity, valves, pumps, plumbing and boat hardware
C83800
Chemical Composition
|
Cu |
Al |
Sb |
Fe |
Pb |
Ni* |
P |
Si |
S |
Sn |
Zn |
Min/Max |
82.0-83.80 |
0.005 |
0.25 |
0.3 |
5.0-7.0 |
1.0 |
1.5 |
0.005 |
0.08 |
3.30-4.20 |
5.0-8.0 |
* Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.3% min.
Applicable Specifications
* ASTM B505
* SAE J461, SAE J462
Fabrication Processes
* Continuous Casting
Fabrication Properties
Joining Technique |
Suitability |
Soldering |
Excellent |
Brazing |
Good |
Oxyacetylene Welding |
Not Recommended |
Gas Shielded Arc Welding |
Not Recommended |
Coated Metal Arc Welding |
Fair |
Machinability Rating |
84 |
Mechanical Properties (ASTM B505)
Tensile Strength, minA |
Yield Strength, at 0.5% Extension Under Load, minA |
Elongation in 2 in.
or 50 mm, min, % |
ksi |
MPa |
ksi |
MPa |
30 |
207 |
15 |
97 |
16 |
A Minimum tensile strength and yield strength shall be reduced 10% for cast bars having a cross section, thickness, diameter, or wall of 4 in. (102 mm) or more. The cross sections are the diameter of a round solid, the distance across the flats of a solid hexagon, the thickness of a rectangle, and the wall thickness of a tube.
Physical Properties
|
US Customary |
Metric |
Melting Point – Liquidus |
1840 F |
1004 C |
Melting Point – Solidus |
1550 F |
843 C |
Density |
0.312 lb/in3 at 68 F |
8.64 gm/cm3 at 20 C |
Specific Gravity |
8.64 |
8.64 |
Electrical Resistivity |
69.1 ohms-cmil/ft at 68 F |
11.49 microhm-cm at 20 C |
Electrical Conductivity |
15 %IACS at 68 F |
0.087 MegaSiemens/cm at 20 C |
Thermal Conductivity |
41.8 Btu · ft/(hr · ft2·°F) at 68 F |
72.4 W/m ·°K at 20 C |
Coefficient of Thermal Expansion |
10.0·10-6 per °F (68-392 F) |
18.0·10-6 per °C (20-200 C) |
Specific Heat Capacity |
0.09 Btu/lb/°F at 68 F |
377.1 J/kg · °K at 20 C |
Modulus of Elasticity in Tension |
13300 ksi |
91700 MPa |
Magnetic Permeability |
1.0 |
1.0 |