Material – ASTM B176 UNS C87800
Standard Specification for Copper Alloy Die Castings
Group - Non-Ferrous Copper Alloy
Sub Group - ASTM B176 Copper Alloy Die Castings
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Tin | Sn % | 0.250 max. |
| Lead | Pb % | 0.150 max. |
| Zinc | Zn % | 12.000 - 16.000 |
| Iron | Fe % | 0.150 max. |
| Ni + Cu | Ni% + Cu% | 0.200 max. |
| Aluminium | Al % | 0.150 max. |
| Silicon | Si % | 3.800 - 4.200 |
| Antimony | Sb % | 0.050 max. |
| Sulphur | S % | 0.050 max. |
| Phosphorus | P % | 0.010 max. |
| Copper | Cu % | 80.000 min. |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| As-Cast |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 589 min. |
| Yield Strength in Mpa | 345 min. |
| Elongation in % | 25 min. |
| Reduction of Area in % | - |
| Hardness in HRB | 85 - 90 |
| Impact in Joule | 95 min. @ RT |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| B176 C87800 | ASTM | USA | Casting |
| B30 C87800 | ASTM | USA | Ingot and Casting |
| CA878 | SAE | USA | Casting |
| C87800 | SAE | USA | Casting |
| - | - | - | - |
| - | - | - | - |
| - | - | - | - |