302S31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 302S31

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302S31

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This page is mainly introduced the 302S31 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 302S31,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
302S31
  • Steel Garde:302S31
  • Type:Special Alloy
  • Country:UK
  • Application:austenite and ferrite special steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 099~810 σb/MPa
Yield Strength 735 σ 0.2 ≥/MPa
Elongation 82 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 504~927 -
HRC 30 -

Physical Properties

Thermal expansion 27-98 e-6/K
Thermal conductivity 90-90 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7251-7450 째C
Density 0566-7388 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)
302S31 Special Alloy 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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