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:
C
Si
Mn
P
S
Cr
Mo
W
V
Co
Ni
0,28-0,38
Max 1,00
Max 1,40
Max 0,030
0,050-1,00
15,00-17,00
-
-
-
-
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
–
–
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