| KPB | KPB200 | HRC55°~58° | Ni+Cr+B+Cu | 12 × 10-6 | ||
| KPB300 | HRC54°~58° | Ni+Cr+W+B | 12 × 10-6 | |||
| KPB400 | HRC55°~60° | Ni+CO+Cr+W+B | 12 × 10-6 | |||
| KPB500 | HRC58°~64° | Ni+Cr+Wc+Co+B | 12 × 10-6 |
| KPB | KPB200 | HRC55°~58° | Ni+Cr+B+Cu | 12 × 10-6 | ||
| KPB300 | HRC54°~58° | Ni+Cr+W+B | 12 × 10-6 | |||
| KPB400 | HRC55°~60° | Ni+CO+Cr+W+B | 12 × 10-6 | |||
| KPB500 | HRC58°~64° | Ni+Cr+Wc+Co+B | 12 × 10-6 |