UNS J31550 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of UNS J31550

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AISI UNS J31550

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This page is mainly introduced the UNS J31550 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of UNS J31550,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
UNS J31550
  • Steel Garde:UNS J31550
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 609~103 σb/MPa
Yield Strength 641 σ 0.2 ≥/MPa
Elongation 82 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 976~522 -
HRC 30 -

Physical Properties

Thermal expansion 67-83 e-6/K
Thermal conductivity 85-88 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2082-2091 째C
Density 8202-0500 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)
UNS J31550 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