Material ‐ ASTM B505 High ‐ Leaded Tin Bronze UNS C93900
Standard Specification for Copper Alloy Continuous Casting
Group - Non ‐ Ferrous Copper Alloy
Sub Group - ASTM B505 / 505M Copper Alloys for Continuous Casting
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Rod, Bar, Tube and Shapes
| Chemical Composition | ||
|---|---|---|
| Tin | Sn % | 5.000 ‐ 7.000 |
| Lead | Pb % | 14.000 ‐ 18.000 |
| Zinc | Zn % | 1.500 max. |
| Ni + Cu | Ni% + Cu% | 0.800 max. |
| Iron | Fe % | 0.400 max. |
| Antimony | Sb % | 0.500 max. |
| Sulphur | S % | 0.080 max. |
| Phosphorus | P % | 1.500 max. |
| Aluminium | Al % | 0.005 max. |
| Silicon | Si % | 0.005 max. |
| Copper | Cu % | 76.500 ‐ 79.500 |
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| Heat Treatment |
|---|
| As ‐ Cast |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 172 min. |
| Yield Strength in Mpa | 110 min. |
| Elongation in % | 5 min. |
| Reduction of Area in % | ‐ |
| Hardness in BHN | ‐ |
| Impact in Joule | ‐ |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| B30 C93900 | ASTM | USA | Ingot and Casting |
| B505 C93900 | ASTM | USA | Casting |
| SB ‐ 505 C93900 | ASME | USA | Casting |
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