Sep 13 2012
Topics Covered
IntroductionChemical CompositionPhysical PropertiesMechanical PropertiesThermal PropertiesElectrical PropertiesOther DesignationsFabrication and Heat Treatment Machinability Welding Forging Hot Working Cold Working AnnealingApplications
Introduction
UNS C65100 low silicon bronze alloy has good corrosion resistance and moderate strength. Applications and properties of this alloy are similar to that of UNS C64200 copper alloy.
The following datasheet gives an overview of UNS C65100 bronze alloy.
Chemical Composition
The following table shows the chemical composition of UNS C65100 bronze alloy.
| Element |
Content (%) |
| Cu |
98.5 |
| Si |
1.5 |
Physical Properties
The physical properties of UNS C65100 bronze alloy are tabulated below.
| Properties |
Metric |
Imperial |
| Density |
8.75 g/cm3 |
0.316 lb/in³ |
| Melting point |
1030°C |
1890°F |
Mechanical Properties
The mechanical properties of UNS C65100 bronze alloy are given in the following table.
| Properties |
Metric |
Imperial |
| Elastic modulus |
117 GPa |
17000 ksi |
| Poisson’s ratio |
0.34 |
0.34 |
Thermal Properties
The thermal properties of UNS C65100 bronze alloy are outlined in the following table.
| Properties |
Metric |
Imperial |
| Thermal expansion co-efficient (@ 20-300°C/68-572°F) |
18 µm/m°C |
10 µin/in°F |
| Thermal conductivity (@ 20°C/68°F) |
57 W/mK |
396 BTU in/hr.ft².°F |
Electrical Properties
The following table shows electrical properties of UNS C65100 bronze alloy.
| Electrical Properties |
Metric |
Imperial |
| Electrical resistivity |
0.0000144 Ω-cm |
0.0000144 Ω-cm |
Other Designations
Other designations that are equivalent to UNS C65100 bronze alloy include:
- ASME SB315
- ASME SB98
- ASTM B105
- ASTM B315
- ASTM B432
- ASTM B96
- ASTM B98
- ASTM B99
- ASTM F467
- ASTM F468
Fabrication and Heat Treatment
Machinability
The machinability rate of UNS C65100 bronze alloy is 30.
Welding
UNS C65100 bronze alloy can be welded using brazing, soldering, gas shielded arc welding, spot welding, oxyacetylene welding, butt welding, and seam welding methods.
Forging
UNS C65100 bronze alloy can be welded at temperatures ranging from 705 to 872°C (1300 to 1600°F).
Hot Working
UNS C65100 bronze alloy has good hot forming capacity.
Cold Working
UNS C65100 bronze alloy has good cold working capacity.
Annealing
UNS C65100 bronze alloy can be annealed at temperatures between 483 and 677°C (900 and 1250°F).
Applications
UNS C65100 bronze alloy can be used in the following applications:
- Valve stems
- Valve guides
- Pole line hardware
- Marine fittings
- Fasteners