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

Location » Home » Grades > Special Alloy > UNS J31550

AISI UNS J31550

Profile

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 519~566 σb/MPa
Yield Strength 789 σ 0.2 ≥/MPa
Elongation 52 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 223~803 -
HRC 30 -

Physical Properties

Thermal expansion 21-32 e-6/K
Thermal conductivity 52-68 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1589-6177 째C
Density 1657-9518 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)
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