Apvalus strypai
nuo Ø8mm iki Ø523mm
Juostos ir kvadratai
plotis nuo 12mm iki 500mm
Description:
oil hardening cold work tool steel, with high wear resistance, small hardening deformations, less resistant to strong impacts
Application:
broaching rings, knives, punches, gauges, forging rolls, large blanking dies, discs for production of bent sections
Chemical composition [%]
| C | Mn | Si | P | S | Cr | Ni | Mo | W | V | Co | Cu |
| 1,5-1,8 | 0,15-0,45 | 0,15-0,4 | max 0,03 | max 0,03 | 11-13 | max 0,35 | max 0,2 | max 0,2 | max 0,15 | – | max 0,35 |
Equivalents
| PN | W. nr | EN | AISI | Russia (GOST) | Other |
| NC10 | – | – | – | 1.2201 |
Processes
| welding | NO | |
| forging | YES | |
| rolling | YES | |
| nitriding | YES | |
| hardening | YES | temp. 980 – 1000 [°C] oil |
| tempering | YES | temp. 220 – 520 [°C] |
Hardness
| after toughening | 60 HRC |
| after softening | 255 HB |