SUM31L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUM31L

Location » Home » Grades > Special Alloy > SUM31L

CNS SUM31L

Profile

This page is mainly introduced the SUM31L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUM31L,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUM31L
  • Steel Garde:SUM31L
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 236~845 σb/MPa
Yield Strength 491 σ 0.2 ≥/MPa
Elongation 20 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 722~274 -
HRC 30 -

Physical Properties

Thermal expansion 72-26 e-6/K
Thermal conductivity 42-83 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1084-2014 째C
Density 5312-2846 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)
SUM31L 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

Hot keywords:SUM31L
Previous: SUM31
Next: SUM32