Apvalus strypai
nuo Ø6mm iki Ø453mm
Lakštinis plienas
storis nuo 2mm iki 60mm
Juostos ir kvadratai
plotis nuo 16mm iki 400mm
Description:
oil hardening cold work tool steel, keeping dimensions after hardening, wear resistant
Application:
machining and cutting tools, taps, threading dies, shaped drills, cutting tips, gauges, small dies, shaped rolls for rolling metal sheets
Chemical composition [%]
| C | Mn | Si | P | S | Cr | Ni | Mo | W | V | Co | Cu |
| 1,3-1,45 | 0,4-0,7 | 0,15-0,4 | max 0,03 | max 0,03 | 1,3-1,65 | max 0,35 | max 0,2 | max 0,2 | 0,1-0,25 | – | max 0,35 |
Equivalents
| PN | W. nr | EN | AISI | Russia (GOST) | Other |
| NC6 | 1.2063 | – | – | – | 145Cr6 |
Processes
| welding | NO | |
| forging | YES | |
| rolling | YES | |
| nitriding | NO | |
| hardening | YES | temp. 810 – 830 [°C] oil |
| tempering | YES | temp. 150 – 260 [°C] |
Hardness
| after toughening | 60 HRC |
| after softening | 255 HB |