• KPM1 / S55C
| TYPE | NEAREST GRADE |
|||||||
| Manufacturer |
NIPPON | HITACHI | DAIDO | JIS | AISI | DIN | RUSSIA | Hardness |
| Plastic Mould Steel | KPM1 | - | - | S55C | - | - | - | 27 ~ 32HRC |
| KPMAX | - | - | - | - | - | - | 27 ~ 32HRC |
|
| - | HPM2 | - | - | P20 group | - | - | 27 ~ 33HRC |
|
| KPM30 | HPM7 | PX5 | -- | P20 | 1.2311 | - | 38 ~ 42HRC |
|
| KAP2 | CENA1 | NAK80 | - | P21 | 1.2312 | - | 38 ~ 42HRC |
|
| 420M | HPM38 | S-STAR | SUS420J2 | 420 | 2083 | - | 30 ~ 36HRC |
|
| - | - | - | S50C | 1050 | 1.1210 | - | - | |
