Material ‐ ASTM B271 C84800
Standard Specification for Copper - Base Alloy Centrifugal Casting
Group - Non ‐ Ferrous Copper Alloy
Sub Group - ASTM B271 Copper ‐ Base Alloy Centrifugal Casting
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Aluminium | Al % | 0.005 max. |
| Iron | Fe % | 0.400 max. |
| Ni + Cu | Ni% + Cu% | 0.400 max. |
| Phosphorus | P % | 0.020 max. |
| Lead | Pb % | 5.500 ‐ 7.000 |
| Sulphur | S % | 0.080 max. |
| Antimony | Sb % | 0.250 max. |
| Silicon | Si % | 0.005 max. |
| Tin | Sn % | 2.000 ‐ 3.000 |
| Zinc | Zn % | 13.000 ‐ 17.000 |
| Copper | Cu % | 75.000 ‐ 77.000 |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| Heat Treatment |
|---|
| As ‐ Cast |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 193 min. |
| Yield Strength in Mpa | 83 min. |
| Elongation in % | 16 min. |
| Reduction of Area in % | ‐ |
| Hardness in BHN | ‐ |
| Impact in Joule | ‐ |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| C84800 | UNS | USA | Rod, Bar, Tube and Shapes |
| B30 C84800 | ASTM | USA | Ingot and Casting |
| B505 C84800 | ASTM | USA | Rod, Bar Tube and Shapes |
| B584 C84800 | ASTM | USA | Casting |
| SB ‐ 505 C84800 | ASME | USA | Casting |
| SB ‐ 584 C84800 | ASME | USA | Casting |
| B145 ‐ 5B | ASTM | USA | Casting |