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Whole Stellite 251 Details

Stellite 251 Application:Stellite alloy

Category Type Grade Designations
Grades Tool Die Steels Stellite 251 - ,

Chemical composition(wt.%) of Stellite 251 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.30
Si - -
Mn - -
Cr - 28.00
Ni - -
Mo - -
Co remaining -
W - -
Fe - 18.00
Nb - 2.00
Stellite alloy

Mechanical properties of grade Stellite 251

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)
275 (≥) 529 (≥) 33 42 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical properties of grade Stellite 251

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
359 (≥) 561 (≥) 43 33 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 122
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
512 955 395

Stellite 251 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
Stellite 251 Whole Whole
Stellite alloy

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