STAINLESS MARTENSITIC STEEL

NORM: EN 10088-1

APPLICATION:

Steel susceptible to cutting tools, Machining tools, die inserts for corrosive plastics (PVC or rubber) and surgical instruments, pump parts, valves etc.

CHEMICAL COMPOSITION:

CSiMnPSCrMoWVCoNi
0,43-0,50Max 1,00Max 1,00Max 0,040Max 0,01512,50-14,50-----

MECHANICAL PROPERTIES:

Property Symbol Unit After heat treatment
Ultimate tensile strength Rm MPa
Yield stress R0,2 MPa
Elongation A5 %
Hardness HRC HRC 52-54
Modulus of elasticity E GPa 215

PHYSICAL PROPERTIES:

Property Unit Value
Density, ρ g*cm-3 7.70
Specific heat capacity J*kg-1*K-1 460
Thermal conductivity , λ W*m-1*K-1 30

Technological treatment processes:

Technological treatment processes Possible application Temperature, °C
Hot forming Forging + 1100-800
Rolling + 1100-800
Treatment Heat treatment Quenching + 980-1030
Tempering + 100-200
Precipitation strengthening Supersaturation
Ageing
Annealing Normalising
Soft annealing + 750-850
Thermochemical treatment Carburising
Other

INTERNATIONAL STEEL GRADES:

ISO EN Russia
X46Cr13 EN 10088-1
US Japan China