MARTENSITIC STAINLESS STEEL RESISTANT TO CORROSION

APPLICATION:

Steel susceptible to dies bases and components that have to resist to aggressive plastic. Parts of machinery in food, machine, automotive industries and plastic industry etc.

CHEMICAL COMPOSITION:

CSiMnPSCrMoWVCoNi
0,28-0,38Max 1,00Max 1,40Max 0,0300,050-1,0015,00-17,00----Max 1,00

MECHANICAL PROPERTIES:

Hardness after Tempering ºC Symbol Value
Soft annealing HB ≤230
Quenching HRC 48
Tempering 100 HRC 48
200 HRC 48
300 HRC 47
400 HRC 46
500 HRC 47

Technological treatment processes:

Technological treatment processes Possible application Temperature, °C
Hot forming Forging + 1100-800
Rolling +
Treatment Heat treatment Quenching + 1000-1050
Tempering +
Precipitation strenghtening Supersaturation
Ageing
Annealing Soft annealing + 850-880
Stress relieving + 600-700
Thermochemical treatment Nitriding +
Other