Jul 26 2013
Topics Covered
Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations
Fabrication and Heat Treatment
Machinability
Welding
Forging
Hot Working
Cold Working
Annealing
Applications
Introduction
UNS C63000 is a nickel-aluminum-bronze alloy of copper, which has excellent corrosion resistance and hot formability features. The following datasheet will provide more details about copper UNS C63000.
Chemical Composition
The following table shows the chemical composition of copper UNS C63000.
Element |
Content (%) |
Copper, Cu |
82 |
Aluminium, Al |
10 |
Nickel, Ni |
5 |
Iron, Fe |
3 |
Physical Properties
The physical properties of copper UNS C63000 are outlined in the following table.
Properties |
Metric |
Imperial |
Density |
7.58 g/cm³ |
0.274 lb/in³ |
Melting point |
1035°C |
1895°F |
Mechanical Properties
The mechanical properties of copper UNS C63000 are tabulated below.
Properties |
Metric |
Imperial |
Tensile strength |
760 MPa |
110000 psi |
Yield strength |
470 MPa |
68200 psi |
Elongation at break (in 50 mm, 10% reduction in area) |
10% |
10% |
Elastic modulus |
117 GPa |
17000 ksi |
Poisson’s ratio |
0.34 |
0.34 |
Reduction of area (at 316°C/601°F, cold finished) |
9% |
9% |
Shear modulus |
44.0 GPa |
6380 ksi |
Fatigue strength (at number of cycles 1.00e+8, reverse bending) |
255 MPa |
37000 psi |
Hardness, Rockwell B |
94 |
94 |
Machinability (UNS C36000 (free-cutting brass) = 100) |
30 |
30 |
Thermal Properties
The thermal properties of copper UNS C63000 are tabulated below.
Properties |
Metric |
Imperial |
Thermal expansion co-efficient (at 20-300°C/68-572°F) |
16.2 µm/m°C |
9 µin/in°F |
Thermal conductivity (at 20°C/68°F) |
37.7 W/mK |
262 BTU in/hr.ft².°F |
Other Designations
Equivalent materials to copper UNS C63000 are:
-
ASME SB150
-
ASME SB171
-
ASTM B124
-
ASTM B150
-
ASTM B171
-
ASTM B283
-
ASTM F467
-
ASTM F468
-
MIL B-16166
-
QQ C450
-
SAE J461
-
SAE J463.
Fabrication and Heat Treatment
Machinability
The machinability rate of UNS C63000 is 30.
Welding
Brazing, gas shielded arc welding, coated metal arc welding, spot welding, seam welding, and butt welding are considered as suitable welding processes, whereas processes such as Soldering and oxyacetylene welding are not recommended for UNS C63000 alloy.
Forging
UNS C63000 alloy has a hot forgeability rating of 75 with the recommended hot working temperature ranging between 788 and 927°C (1450 and 1700°F).
Hot Working
The hot working capacity of UNS C63000 is good.
Cold Working
UNS C63000 alloy has poor cold working capacity.
Annealing
The annealing temperature is between and 593 and 704°C (1100 and 1300°F).
Applications
Copper UNS C63000 is used for valve and pump components in industrial process streams. It is also used in marine equipment, high strength fasteners and pole line hardware.