BRONZE - High Leaded Tin Bronze C-936
Chemical Composition
(%max., unless shown as range or min.)
Cu |
Al |
Sb |
Fe |
Pb |
Ni(1) |
P(2) |
Si |
S |
Sn |
Zn |
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min./Max. | 79.0-83.0 | .005 | .55 | .20 | 11.0-13.0 | 1.0 | .15 | .005 | .08 | 6.0-8.0 | 1.0 |
| Nominal | 81.0 | - | - | - | 12.0 | - | - | - | - | 7.0 | - |
(1) Ni value includes Co.
(2) For continuous castings, P shall be 1.5%, max.
Note: Cu + Sum of Named Elements, 99.3% min.
Applicable Specifications
Product |
Specification |
|---|---|
| Centrifugal | ASTM B271 |
| Continuous | ASTM B505 |
| Ingot | ASTM B30 |
| Sand | ASTM B66 MILITARY MIL-C-22229 |
Fabrication Properties
Joining Technique |
Suitability |
|---|---|
| Soldering | Good |
| Brazing | Good |
| Oxyacetylene Welding | Not Recommended |
| Gas Shielded Arc Welding | Not Recommended |
| Coated Metal Arc Welding | Not Recommended |
| Machinability Rating | 80 |
Mechanical Properties (measured at room temperature, 68 F (20 C)
*Fatigue Strength: 100 x 10 6cycles, unless indicated as [N]X 106.
| Temper | Section Size |
Cold Work |
Typ/ Min |
Temp | Tensile Strength |
Yield Strength (0.5% ext. under load) |
Yield Strength (0.2% offset) |
Yield Strength (0.05% offset) |
El | Rockwell Hardness |
Vickens Hard. |
Brinell Hard. |
Shear Strength |
Fatigue Strength* |
Izod Impact Strength |
||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| in. | % | F | ksi | ksi | ksi | ksi | % | B | C | F | 30T | 500 | 500 | 3000 | ksi | ksi | ft-lb | ||
| mm. | C | MPa | MPa | MPa | MPa | MPa | MPa | J | |||||||||||
| As Centrifugal Cast | |||||||||||||||||||
| M02 | 0.0 | 0 | SMIN | 68 | 32 | 16 | - | - | 10 | - | - | - | - | - | - | - | - | - | 0.0 |
| 0.0 | 20 | 221 | 110 | - | - | 10 | - | - | - | - | - | - | - | - | - | 0.0 | |||
| M02 | 0.0 | 0 | TYP | 68 | 35 | 21 | - | - | 15 | - | - | - | - | - | 65 | - | - | - | 0.0 |
| 0.0 | 20 | 241 | 145 | - | - | 15 | - | - | - | - | - | 65 | - | - | - | 0.0 | |||
| As Continuous Cast | |||||||||||||||||||
| M07 | 0.0 | 0 | SMIN | 68 | 33 | 20 | - | - | 10 | - | - | - | - | - | - | - | - | - | 0.0 |
| 0.0 | 20 | 227 | 138 | - | - | 10 | - | - | - | - | - | - | - | - | - | 0.0 | |||
| M07 | 0.0 | 0 | TYP | 68 | 35 | 21 | - | - | 15 | - | - | - | - | - | 65 | - | - | - | 0.0 |
| 0.0 | 20 | 241 | 145 | - | - | 15 | - | - | - | - | - | 65 | - | - | - | 0.0 | |||
| As Permanent Mold Cast | |||||||||||||||||||
| M05 | 0.0 | 0 | TYP | 68 | 35 | 21 | - | - | 15 | - | - | - | - | - | 65 | - | - | - | 0.0 |
| 0.0 | 20 | 241 | 145 | - | - | 15 | - | - | - | - | - | 65 | - | - | - | 0.0 | |||
Physical Properties
|
|
US Customary |
Metric |
|---|---|---|
| Melting Point - Liquidus | 1720 F | 938 C |
| Melting Point - Solidus | 1550 F | 843 C |
| Density | 0.325 lb/in3 at 68 F | 9.0 gm/cm3 @ 20 C |
| Specific Gravity | 9.0 | 9.0 |
| Electrical Conductivity | 11 %IACS @ 68 F | 0.064 MegaSiemens/cm @ 20 C |
| Thermal Conductivity | 28.5 Btu · ft/(hr · ft2 · oF) at 68F | 49.36 W/m · oK at 20 C |
| Coefficient of Thermal Expansion | 10.3 ·10-6 per oF (68-392 F) | 18.54 ·10-6 per oC (20-200 C) |
| Specific Heat Capacity | 0.09 Btu/lb/oF at 68 F | 377.0 J/kg · oK at 293 K |
| Modulas of Elasticity in Tension | 14000 ksi | 96516 MPa |
Typical Uses
Industrial: Backs for Lined Bearings, Cam Bushings for Diesel Engines, Crankshaft Main Bearings, Deep Well Pump Line Shaft Bearings, Deep Well Pump Bowl Bushings, Electric Motor Bearings, Guide Bushings for Piston Rods, Guide Bushings for Valves, Hydraulic Gland Seals, Locomotive Bearing Parts, Main Bearings for Presses, Piston Pin Bearings, Pump Sleeves, Rod Bushings, Rolling Mill Bearings, Seals, Sleeve Bushings (for Cranes, etc.), Spacer Bushings (for Pumps, etc.), Steel Mill Bushings, Wrist Pin Bushings, Oil Field Equipment, Flow Monitor Valves, Bearings for corrosion, lubrication or pressure, Bushings for corrosion, lubrication or pressure