VK6-In (VK6B)
To equip mining tools: Shock-rotary drilling holes in rocks with factor of a fortress on a scale Protodjakonova f = 8. Nicks hard coals with little inclusion of hardwood.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Refractory metals, carbide | Hard sintered alloys |
Chemical composition
| Standard | WC, % | Co, % |
|---|---|---|
| GOST 3882-74 | > 94 | < 6 |
Information on suppliers
Analogues
| Germany |
|---|
| HG20 |
Standards
| Standard | Description |
|---|---|
| GOST 3882-74 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| WC | % | Wolfram carbide |
| Co | % | Cobalt |