SKH3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH3

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JIS SKH3

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This page is mainly introduced the SKH3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKH3
  • Steel Garde:SKH3
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:Tungsten series high speed tool steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SKH3 KS Sweden
SKH3 KS Sweden
SKH59 KS Korea
SKH59 KS Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 527~248 σb/MPa
Yield Strength 811 σ 0.2 ≥/MPa
Elongation 43 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 614~488 -
HRC 30 -

Physical Properties

Thermal expansion 97-99 e-6/K
Thermal conductivity 10-17 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0399-5475 째C
Density 3318-9233 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)
SKH3 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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