This material is harder than class 10 10, It is used for welding applications projections and electro wrought, or electrical arching contacts.
PRESENTATION OF THE RAW MATERIAL:
- Round
- Square
- Rectangular
- Hexagonal
CHEMICAL COMPOSITION:
25% COPPER AND 75% TUNGSTEN
| RWMA CLASS | RWMA NUMBER | DESCRIPTION | Cu | W |
| 11 | 74400 | Copper Tungsten (ASTM B702 C1 D) | 23 - 27 | REM. |
Copper plate material listed Class 11