BÖHLER M238 Highhard
BÖHLER M238HH corresponds to BÖHLER M238 in High-Hard product variant. A variation in the heat treatment enables significantly higher wear resistance and edge-stability for improved tool life.
Available Product Shapes
Long Products: ) Presented data refer exclusivly to long products. Please observe the detailed explanations at the end of the data sheet (pdf).
Melting Route
Airmelted
Property Features
- Toughness & Ductility: very high
- Wear Resistance: high
- English (United Kingdom): good
- Dimensional stability: good
- Polishability: very high
- No heat treatment necessary
- Prehardened
Material Numbers
- SEL
- 1.2738
- EN
- 40CrMnNiMo8-6-4
Standards
- EN ISO
- 4957
Chemical Composition
* Chemical Composition (Average %)
- C
- 0.38
- Si
- 0.30
- Mn
- 1.50
- Cr
- 2.00
- Mo
- 0.20
- Ni
- 1.10