C86500 / CDA 865 Bronze Alloy
Equivalent Specification :
| CDA | ASTM | ASARCON | SAE | AMS | Federal | Military |
|---|---|---|---|---|---|---|
| C86500 | B505 – B505M | J461 – J462 | 4860 | QQ-C-390, C3 QQ-B-726, CLASS A |
MIL-C-22229, COMP 7 |
Chemical Composition :
| Cu%1 | Pb% | Sn% | Zn% | Fe% | Ni%2 | Al% | Mn% | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Chemical Composition according to ASTM B505/B505M-18
1In determining Cu min., Cu may be calculated as Cu + Ni. 2Ni value includes Co.
Note : Cu + Sum of Named Elements, 99.0% min. Single values represent maximums.
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| 55.00 – 60.00 | 0.40 | 1.00 | 36.00 – 42.00 | 0.40 – 2.00 | 1.0 | 0.50 – 1.50 | 0.10 – 1.50 | ||||
Machinability :
| Alloy No. | Machinability Rating | Density (lb/cu in at 68° F) |
|---|---|---|
| C86500 | 26 | 0.301 |
Mechanical Properties :
| Tensile Strength, min | Yield Strength, at .5% Extension Under Load, min | Elongation, in 2in. or 50mm min | Brinell Hardness | Remarks | ||
|---|---|---|---|---|---|---|
| Ksi | MPa | Ksi | MPa | % | typical BHN | |
| 70 | 483 | 25 | 172 | 25 | 130 (3000 kg) | |
Physical Properties :
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Physical Properties provided by CDA * Field Strength 16 kA/m
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| US Customary | Metric | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Melting Point – Liquidus | 1616° F | 880° C | |||||||||
| Melting Point – Solidus | 1583° F | 862° C | |||||||||
| Density | 0.301 lb/in3 at 68° F | 8.33 gm/cm3 at 20° C | |||||||||
| Specific Gravity | 8.33 | 8.33 | |||||||||
| Electrical Conductivity | 22% IACS at 68° F | 0.128 MegaSiemens/cm at 20° C | |||||||||
| Thermal Conductivity | 49.6 Btu · ft/(hr · ft2 · °F) at 68° F | 85.8 W/m at 20° C | |||||||||
| Coefficient of Thermal Expansion | 11.3 · 10-6 per °F (68°-212° F) | 19.5 · 10-6 per °C (20°-100° C) | |||||||||
| Specific Heat Capacity | 0.09 Btu/lb/°F at 68° F | 377.1 J/kg at 293° C | |||||||||
| Modulus of Elasticity in Tension | 15000 ksi | 103400 MPa | |||||||||
| Magnetic Permeability* | 1.09 | 1.09 | |||||||||