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

Profile

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 996~977 σb/MPa
Yield Strength 043 σ 0.2 ≥/MPa
Elongation 87 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 285~951 -
HRC 30 -

Physical Properties

Thermal expansion 55-31 e-6/K
Thermal conductivity 65-22 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5935-7261 째C
Density 7116-3756 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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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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