SKS3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKS3

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JIS SKS3

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This page is mainly introduced the SKS3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKS3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKS3
  • Steel Garde:SKS3
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:Cold Work Die Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SKS31 JIS Japan

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 105~552 σb/MPa
Yield Strength 220 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 293~586 -
HRC 30 -

Physical Properties

Thermal expansion 70-01 e-6/K
Thermal conductivity 47-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6640-4793 째C
Density 0698-2644 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)
SKS3 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

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