Jul 16 2013
Topics Covered
Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Applications
Introduction
Copper forms alloys more freely than most metals and with a wide range of alloying elements to produce alloys of nickel silver, tin bronze, copper nickel, etc.
UNS C82400 is a high-copper alloy grade cast copper alloy. The following datasheet discusses the chemical composition and properties of copper UNS C82400.
Chemical Composition
The chemical composition of copper UNS C82400 is given in the following table.
|
Element |
Content (%) |
|
Beryllium, Be |
1.60-1.85 |
|
Cobalt, Co |
0.2-0.65 |
|
Iron, Fe |
0.2 |
|
Nickel, Ni |
0.2 |
|
Aluminum, Al |
0.15 |
|
Zinc, Zn |
0.1 |
|
Tin, Sn |
0.1 |
|
Lead, Pb |
0.02 |
|
Copper, Cu |
Balance |
Physical Properties
The physical properties of UNS C82400 copper alloys are outlined in the following table.
|
Properties |
Metric |
Imperial |
|
Density |
8.31 g/cm3 |
0.3 lb/in3 |
Mechanical Properties
The mechanical properties of UNS C82400 copper alloy (TB00-temper) are tabulated below.
|
Properties |
Metric |
Imperial |
|
Tensile strength |
415 MPa |
60200 psi |
|
Yield strength |
140 MPa |
20300 ksi |
|
Elongation |
40 % |
40 % |
|
Modulus of elasticity |
128 GPa |
18600 ksi |
|
Rockwell B hardness |
59 |
59 |
Thermal Properties
The thermal properties of UNS C82400 copper alloys are outlined in the following table.
|
Properties |
Metric |
Imperial |
|
Thermal expansion co-efficient (@ 20-200°C/68-392°F) |
17 µm/m°C |
9.44 µin/in°F |
|
Thermal conductivity (@ 20°C/ 68°F) |
109 W/mK |
756 BTU in/hr.ft2.°F |
Applications
Copper UNS C82400 finds application in:
-
Bushings, cams and bearings
-
Pump components
-
Corrosion-resistant valves
-
Pressure housings
-
Gears
-
Permanent molds for brass and aluminum castings.