BÖHLER S404
BÖHLER S404 – “The discounter”
This very economical class is primarily used for spiral drill bits and has a nearly unbeatable ratio of price to performance.
Melting Route
Airmelted
Property Features
- Toughness & Ductility: high
- Wear Resistance: good
- Compressive strength: good
- Edge Stability: good
- Grindability: high
- Hot Hardness (red hardness): good
Technical Specifications
Material Numbers
- SEL
- 1.3326
- EN
- HS1-4-2
- AISI
- M52
Standards
- EN ISO
- 4957
- ASTM
- A600
Chemical Composition
* Chemical Composition (Average %)
- C
- 0.89
- Si
- 0.30
- Mn
- 0.30
- Cr
- 3.80
- Mo
- 4.30
- V
- 1.80
- W
- 1.00