Shanghai Unique Alloy Co.Ltd
Focus on Copper Alloy
Casting Tin Bronze C90700
Chemical Composition
| Element | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cu(1,2) | Pb | Sn | Zn | Fe | P(3) | Ni(4) | Al | S | Sb | Si | |
| (1) Cu + Sum of Named Elements 99.4% min.(2) In determining Cu min., Cu may be calculated as Cu + Ni.(3) For continuous castings P shall be 1.5% max.(4) Ni value includes Co. | |||||||||||
| Min (%) | 88.0 | 10.0 | |||||||||
| Max (%) | 90.0 | 0.50 | 12.0 | 0.50 | 0.15 | 0.30 | 0.50 | 0.005 | 0.05 | 0.20 | 0.005 |
Physical Properties
| Melting Point - Liquidus°F | 1830 |
|---|---|
| Melting Point - Solidus°F | 1528 |
| Densitylb/cu in. at 68°F | 0.317 |
| Specific Gravity | 8.77 |
| Electrical Conductivity% IACS at 68°F | 10 |
| Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 40.8 |
| Coefficient of Thermal Expansion 68-39210 -6 per °F (68 – 392°F) | 10.2 |
| Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
| Modulus of Elasticity in Tensionksi | 15000 |
| Magnetic Permeability | 1 |
