Stellite 31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Stellite 31

Whole Stellite 31

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This page is mainly introduced the Stellite 31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Stellite 31,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stellite alloy

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.45  0.55
Si   1.00
Mn   1.00
Cr 24.50  26.50
Ni 9.50  11.50
Mo  
Co remaining 
W 7.00  8.00
Fe   2.00

Mechanical Properties

Tensile strength 323~449 σb/MPa
Yield Strength 505 σ 0.2 ≥/MPa
Elongation 97 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 459~589 -
HRC 30 -

Physical Properties

Thermal expansion 40-22 e-6/K
Thermal conductivity 89-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1354-8861 째C
Density 0928-5287 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
Stellite 31 Tool Die Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download

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