BlueTap® Co
BlueTap® Co is specifically designed to address the needs of tap manufacturers. Thanks to its fine and homogeneous microstructure, it offers an excellent grindability, and a superior combination of hardness and toughness.
Chemical composition
| C | Cr | Mo | W | Co | V |
|---|---|---|---|---|---|
| 0.93 | 4.2 | 5.0 | 6.3 | 4.8 | 1.8 |
Standards
- Europe : PMHS 6-5-2-5
- Germany : 1.3243
- USA : AISI M35
Properties
Machinability
Wear Resistance
Toughness
Hot hardness
Grindability
Heat treatment
Delivered Hardness
- Soft annealed : 260 HB
- Cold drawn : 275 HB
- Cold rolled : 275 HB
Characteristics
BlueTap® Co 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).
Applications
-
Round bars Ø 0.6 to 410 mm