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

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UNS HS-31

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This page is mainly introduced the HS-31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HS-31,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Special Purpose Alloys ("Superalloys")

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.50
Si   0.75
Mn   0.75
Ni   10.50
Cr   25.50
Al  
Cu  
Ti  
Fe   2.00
Mo  
Co   remaining
W   7.50

Mechanical Properties

Tensile strength 285~221 σb/MPa
Yield Strength 326 σ 0.2 ≥/MPa
Elongation 72 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 492~446 -
HRC 30 -

Physical Properties

Thermal expansion 00-41 e-6/K
Thermal conductivity 52-02 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7005-3575 째C
Density 3681-0039 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)
HS-31 Stainless 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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