Stellite SF12 Tool Die Steels

Stellite SF12 - Specification & Application

Stellite alloy

Chemical composition(wt.%) of Stellite SF12 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.90
Si - 2.50
Mn - -
Cr - 19.00
Ni - 13.00
Mo - -
Co remaining -
W - 9.00
Fe - -
B - 1.80

Stellite SF12 - Detail

Stellite alloy

Mechanical properties of grade Stellite SF12

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
646 (≥) 997 (≥) 11 23 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical properties of grade Stellite SF12

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
345 (≥) 466 (≥) 31 23 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 321
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
128 267 892

Equivalent Grade

Equivalent Products

We can customize the production of Stellite SF12 grade, contact us for the best solution.
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