Sep 26 2012
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 C63200 Aluminium / Aluminum nickel bronze alloy has high
corrosion resistance and strength.
Chemical Composition
The following table shows the chemical composition of UNS C63200
copper alloy.
| Element |
Content
(%) |
| Cu |
82 |
| Fe |
4 |
| Al |
9 |
| Ni |
5 |
Physical Properties
The physical properties of UNS C63200 copper alloy are tabulated
below.
| Properties |
Metric |
Imperial |
| Density |
7.64 g/cc |
0.276 lb/in3 |
| Melting point |
1040 - 1060°C |
1900 - 1940°F |
Mechanical Properties
The following table shows mechanical properties of UNS C63200 copper
alloy.
| Properties |
Metric |
Imperial |
| Hardness, Rockwell B |
92 – 97 |
92 - 97 |
| Tensile strength, ultimate (depending on amount
of cold work or heat treatment) |
640 - 725 MPa |
92800 - 105000 psi |
| Tensile strength, yield (depending on amount of
cold work or heat treatment) |
330 - 380 MPa |
47900 - 55100 psi |
| Elongation at break (in 50 mm, 18% reduction in
area) |
18% |
18% |
| Modulus of elasticity |
115 GPa |
16700 ksi |
| Poisson’s ratio |
0.32 |
0.32 |
| Charpy impact (@ -29.0 - 20.0°C/ -20.2 - 68.0°F,
V-notch) |
23 - 27 J |
17 - 19.9 ft-lb |
| Izod impact (@ -29.0 - 20.0 °C/ -20.2 - 68.0 °F) |
13 - 16 J |
9.59 - 11.8 ft-lb |
| Machinability (based on 100% machinability for
UNS C360000) |
30% |
30% |
| Shear modulus |
44 GPa |
6380 ksi |
Thermal Properties
The thermal properties of UNS C63200 copper alloy are outlined in
the following table.
| Properties |
Metric |
Imperial |
| CTE, linear (@ 20.0 - 300°C/ 68.0 - 572°F |
16.2 μm/m°C |
9.00 μin/in°F |
| Specific heat capacity |
0.439 J/g°C |
0.105 BTU/lb°F |
| Thermal conductivity (@ 20.0°C/ 68.0°F |
36.0 W/m-K |
250 BTU-in/hr-ft2°F |
| Solidus |
1040°C |
1900°F |
| Liquidus |
1060°C |
1940°F |
Other Designation
Other designations that are equivalent to UNS C63200 copper alloy
include:
- ASTM B124
- ASTM B150
- ASTM B283
Fabrication and Heat treatment
Machinability
Machinability of UNS C63200 copper alloy is about 30%.
Welding
UNS C63200 copper alloy can be welded by using various welding
methods such as gas shielded arc welding, spot welding, coated metal
arc welding, soldering, butt welding, brazing, and seam welding.
Forging
Hot forgeability of UNS C63200 copper alloy is about 70%. This alloy
can be forged at 815 to 899°C (1500 to 1650 °F).
Hot Working
UNS C63200 copper alloy has good hot working capacity.
Cold Working
UNS C63200 copper alloy has good cold working capacity.
Annealing
UNS C63200 copper alloy can be annealed at a temperature of about
621 to 705°C (1150 to 1300°F).
Applications
UNS C63200 copper alloy is mainly used in valve and pump components
for industrial process streams, high strength fasteners, marine
equipment, and pole line hardware.