SKS7M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKS7M

Location » Home » Grades > Special Alloy > SKS7M

JIS SKS7M

Profile

This page is mainly introduced the SKS7M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKS7M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKS7M
  • Steel Garde:SKS7M
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:Cold rolled special steel strip

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 504~809 σb/MPa
Yield Strength 964 σ 0.2 ≥/MPa
Elongation 81 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 259~833 -
HRC 30 -

Physical Properties

Thermal expansion 34-41 e-6/K
Thermal conductivity 96-85 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9385-9991 째C
Density 1413-2161 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)
SKS7M 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:SKS7M
Previous: SKS5M
Next: SKS51M