SUM22 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUM22

Location » Home » Grades > Special Alloy > SUM22

CNS SUM22

Profile

This page is mainly introduced the SUM22 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUM22,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUM22
  • Steel Garde:SUM22
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SUM22L CNS China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 900~821 σb/MPa
Yield Strength 354 σ 0.2 ≥/MPa
Elongation 43 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 396~987 -
HRC 30 -

Physical Properties

Thermal expansion 26-19 e-6/K
Thermal conductivity 35-38 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2891-7831 째C
Density 3061-0277 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)
SUM22 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