WKE 42
WKE 42 is a proprietary tungsten high speed steel containing 10 percent cobalt. WKE 42 is harder than most high-speed steels and has in addition a reasonably good toughness. WKE 42 is used mainly for tools requiring maximum abrasion resistance and medium toughness.
Chemical composition
| C | Cr | Mo | W | Co | V |
|---|---|---|---|---|---|
| 1.27 | 4.0 | 3.6 | 9.5 | 10.0 | 3.2 |
Standards
- Europe : HS 10-4-3-10
- Sweden : SS2736
- Japan : JIS SKH57
- Germany : 1.3207
- USA : AISI M51
Properties
Machinability
Wear Resistance
Toughness
Hot hardness
Grindability
Heat treatment
Delivered Hardness
- Soft annealed : 280 HB
- Cold drawn : 305 HB
- Cold rolled : 305 HB
Characteristics
WKE 42 can be worked as follows:
- machining (grinding, turning, milling)
- polishing
- hot forming
- electrical discharge machining
- welding (special procedure including preheating and filler materials of base material composition).
-
-
-
Round bars Ø 0.6 to 410 mm
-
