CDA C92700 Leaded Tin Bronze
C92700 Leaded Tin Bronze
- Bronze C92700: Leaded Tin Bronze
- Solids: 1/2" to 13" OD
- Tubes: 1" to 16" OD
- Rectangles: Up to 20"
- Standard Lengths: 144"
Similar or Equivalent Specification
| CDA | ASTM | ASARCON | SAE | AMS | Federal | Ingot# | Military | Other Desc |
|---|
| C92700 |
ASTM B505 |
102 |
SAE 63 |
|
|
206 |
|
LEADED TIN BRONZE |
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SAE J461 |
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SAE J462 |
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Chemical Composition (according to ASTM B505-08)
| Cu% | Sn% | Pb% | Zn% | Fe% | Ni% | Sb% | P% | S% | Al% | Mn% | Si% |
|---|
|
Note: Single values represent maximums.
- A In determining copper minimum, copper may be calculated as copper plus nickel.
|
| 86.00-89.00 |
9.00-11.00 |
1.00-2.50 |
0.70 |
0.20 |
1.00A |
0.25 |
1.5 |
0.05 |
0.005 |
N/A |
0.005 |
Mechanical Properties (according to ASTM B505-08)
| Tensile Strength (min) | Yield Strength (at .5% extention under load min) | Elongation (in 2in. or 50mm min, %) | Brinell Hardness (min) | Remarks |
|---|
| Ksi | MPa | Ksi | MPa | | | |
|---|
| 38 |
252 |
20 |
138 |
8 |
N/A |
|
Machinability
| Alloy | Rating | Density |
|---|
| C92700 |
45 |
0.317 |
Physical Properties (provided by CDA)
| | US Customary | Metric |
|---|
| Melting Point - Liquidus |
1800 F |
982 C |
| Melting Point - Solidus |
1550 F |
843 C |
| Incipient Melting |
600 F |
316 C |
| Density |
0.317 lb/in3 at 68 F |
8.78 gm/cm3 @ 20 C |
| Specific Gravity |
8.780 |
8.78 |
| Electrical Resistivity |
940 ohms-cmil/ft @ 68 F |
15.63 microhm-cm @ 20 C |
| Electrical Conductivity |
11 %IACS @ 68 F |
0.064 MegaSiemens/cm @ 20 C |
| Thermal Conductivity |
27.20 Btu · ft/(hr · ft2·°F)at 68F |
47.0 W/m · °K at 20 C |
| Coefficient of Thermal Expansion |
100 ·10-6 per oF (68-392 F) |
18.0 ·10-6 per °C (20-200 C) |
| Specific Heat Capacity |
0.090 Btu/lb/°F at 68 F |
377.1 J/kg · °K at 293 K |
| Modulas of Elasticity in Tension |
16000 ksi |
110000 MPa |
Fabrication Properties (provided by CDA)
| Joining Technique | Suitability |
|---|
| Soldering |
Excellent |
| Brazing |
Good |
| Oxyacetylene Welding |
Not Recommended |
| Gas Shielded Arc Welding |
Not Recommended |
| Coated Metal Arc Welding |
Not Recommended |
Thermal Properties (provided by CDA)
| Treatment | Temp./Time - US | Temp./Time - SI |
|---|
| Stress Temperature |
500 |
260 |
| Solution Minimum |
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| Solution Maximum |
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| Solution Time |
0.0 |
| Solution Medium |
None |
| Precipitation Value |
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| Precipitation Time |
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| Precipitation Medium |
None |
| Annealing Minimum |
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| Annealing Maximum |
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| Annealing Time |
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| Hot Works Minimum |
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| Hot Works Maximum |
