Our company have many supply records of various types of rolls, rollers and other hardfacing products to steel works in Japan as well as in overseas. Especially for the products being used under extremely severe environments which require wear-resistance, corrosion-resistance and heat-resistance, we have been and are contributing to the reductions of maintenance costs in prolonging the products’ life time by our originally developed hardfacing materials and skills.
Products Lineup
For Hot Rolling Mill
- Top Pinch Roll
- Bottom Pinch Roll
- Wrapper Roll
- Leveler Roll
- Pressure Roll
- Backup Roll
- Guide Roll
Other various Rolls including their repair service by overlay welding and thermal spraying.
Top & Bottom Pinch Roll
Wrapper Roll
Guide Roll
High Performance Rolls using Ni-Base Superalloy
We, Tokyo Hardfacing, Inc. are pleased to provide high performance steel mill roll produced by depositing extreme high wear-resistant Ni base Superalloy evenly onto self-developed tough overlay hardening layer by using newly-developed dpecial deposition method.
Materials for Thermal Splay developed by Tokyo Hardfacing, Inc.
| Hardening material | Chemical composition | Hardness (HS) | Welding process | Application |
|---|---|---|---|---|
| THF-WC10 | Ni-base alloy + WC | 80-85 ± 4 | PF | Rolls for hot rolling |
| THF-C6 | Co-Cr-W | 80 ± 4 | PF | Rolls for cold rolling |
| THF-WC31 | Co-WC | 80 ± 4 | PF | Sealing material kneading roll |
| THF-WC27 | WC-NlCr | 1000 (Hv) | HVOF |