C94700 Nickel Tin Bronze
Henan Gnee New Material Co., Ltd. is one of the most professional manufacturers and suppliers of c94700 nickel tin bronze in China, specialized in providing high quality copper products with competitive price. Welcome to buy discount c94700 nickel tin bronze for sale here from our factory. Customized orders are welcome.
C94700
Product description Nickel-tin bronze
Solids: 1/2" to 10" O.D.
Tubes: 1" to 16" O.D.*
Rectangles: Up to 20"
Standard lengths: 144"
Shape/Form: Semi-finished, mill stock or near-net shapes, anode, bar stock, billet/bloom, squares, hex, plate, profile or structural shape, flats/rectangular bar
*Consult mill for wall thickness
Typical uses
Electrical: Circuit breaker parts
Industrial: Bearings, feeding mechanisms, gears, nozzles, piston cylinders, shift forks, valve components, wear guides
Note: Also available in heat-treated condition.
Similar or equivalent specification
| CDA | ASTM | SAE | AMS | Federal | Military | Other |
|---|---|---|---|---|---|---|
| C94700 | B505 B505M B947 B292-A |
J461 J462 |
QQ-C-390, F2 | Cast Nickel-tin bronze |
Chemical composition
| Cu% | Pb%1 | Sn% | Zn% | Fe% | P% | Ni%2 | Al% | Mn% | S% | Sb% | Si% |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Chemical composition according to ASTM B505/B505M-23 1It is possible that the mechanical requirements of Copper alloy UNS No. C94700 in the heat-treated condition will not be attained if the lead content exceeds 0.01%. 2Ni value includes Co. Note: Cu + sum of named elements, 98.7% min. Single values represent maximums. |
|||||||||||
| 85.00- 90.00 |
0.09 |
4.50- 6.00 |
1.00- 2.50 |
0.25 |
0.05 |
4.50- 6.00 |
0.005 |
0.20 |
0.05 |
0.15 |
0.005 |
Machinability
| Copper alloy UNS No. | Machinability rating | Density (lb/in3 at 68 °F) |
|---|---|---|
| C94700 | 30 | 0.32 |
Mechanical properties
|
Mechanical properties according to ASTM B505/B505M-23 |
|||||||||||
| Tensile strength, min | Yield strength, at 0.5% extension under load, min | Elongation, in 2 in. or 50 mm min | Brinell hardness (500 kg load) | Remarks | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | % | typical BHN | ||||||
| 45 | 310 | 20 | 138 | 25 | 85 | ||||||
Physical properties
|
Physical properties provided by CDA |
|||||||||||
| US Customary | Metric | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Melting point - liquidus | 1880 °F | 1027 °C | |||||||||
| Melting point - solidus | 1660 °F | 904 °C | |||||||||
| Density | 0.32 lb/in3 at 68 °F | 8.86 gm/cm3 at 20 °C | |||||||||
| Specific gravity | 8.86 | 8.86 | |||||||||
| Electrical conductivity | 12% IACS at 68 °F | 0.07 MegaSiemens/cm at 20 °C | |||||||||
| Thermal conductivity | 31.2 Btu/sq ft/ft hr/°F at 68 °F | 54 W/m at 20 °C | |||||||||
| Coefficient of thermal expansion 68-392 | 10.9 ·10-6 per °F (68-392 °F) | 18.8 ·10-6 per °C (20-200 °C) | |||||||||
| Specific heat capacity | 0.09 Btu/lb/°F at 68 °F | 377.1 J/kg at 20 °C | |||||||||
| Modulus of elasticity in tension | 15000 ksi | 103400 MPa | |||||||||
Fabrication properties
|
Fabrication properties provided by CDA *Since brazing is performed within the hot-short range, strain must be avoided during brazing and cooling. |
|||||||||||
| Technique | Suitability | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Soldering | Excellent | ||||||||||
| Brazing* | Excellent | ||||||||||
| Oxyacetylene welding | Fair | ||||||||||
| Gas shielded arc welding | Good | ||||||||||
| Coated metal arc welding | Good | ||||||||||
| Machinability rating | 30 | ||||||||||
Thermal properties
|
Thermal properties provided by CDA *Temperature is measured in fahrenheit. **For stress relief, solution treatment and annealing - time is measured in hours/inch of thickness. For precipitation heat treatment - time is measured in hours. |
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| Treatment | Min* | Max* | Value* | Time** | Medium | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stress relief | 500 | ||||||||||
| Solution treatment | 1425 | 1475 | 2 | Water | |||||||
| Precipitation treatment | 580 | 5 | Air | ||||||||
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