Material ‐ ASTM B108 308.0
Standard Specification for Aluminum - Alloy Permanent Mold Castings
Group - Non ‐ Ferrous Alumium Alloy
Sub Group - ASTM B108/B108M Aluminum ‐ Alloy Permanent Mold Castings
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Copper | Cu % | 4.000 ‐ 5.000 |
| Iron | Fe % | 1.000 max. |
| Magnesium | Mg % | 0.100 max. |
| Manganese | Mn % | 0.500 max. |
| Silicon | Si % | 5.000 ‐ 6.000 |
| Titanium | Ti % | 0.250 max. |
| Zinc | Zn % | 0.100 max. |
| Aluminium | Al % | Balance |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| Heat Treatment |
|---|
| As ‐ Cast |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 165 min. |
| Yield Strength in Mpa | ‐ |
| Elongation in % | ‐ |
| Reduction of Area in % | ‐ |
| Hardness in HB | 70 min. |
| Impact in Joule | ‐ |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| ADC 8 | JIS | Japan | Casting |
| CA327 | AS | Australia | Ingot and Casting |
| 319.0 | AA | USA | Ingot and Casting |
| 308.0 | AA | USA | Ingot and Casting |
| LM21 | BS | British | Casting |
| SB ‐ 108 308.0 | ASME | USA | Casting |
| A03080 | UNS | USA | Casting |