| 1.7131 | 16 MnCr 5 |
It is a case hardening steel (CrMn steel).it has low hardenability, good machinability and weldability
Composition:
| %C | %Si | %Mn | %P | %S | %Cr | %Mo | %Ni | % B |
| 0,14-0,19 | 0,40 | 1,00-1,30 | 0,035 | 0,035 | 0,80-1,10 | – | – | – |
.
Hot working:
Forging temperature range: 1200-850℃
Note: Heat to 1200 . Do not forge below 850.
Heat treatment:
| Soft annealing | Heat treatment to obtain a certain structure | Heat treatment to obtain a certain tensile strength | Carburize | Core hardening | Temper |
| 650-700 | 850-950 | 900-1000 | 900-950 | 850-880 | 170-210 |
Main application:
Small cog wheels, arbors, cardan joints, parts of control, Helical gear wheels, guide bars, guiding columns
Shape of product:
Round, flat, step shape, ring, disc, shaft, other shape depend on customer needs