SKH59 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH59

Location » Home » Grades > Special Alloy > SKH59

JIS SKH59

Profile

This page is mainly introduced the SKH59 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH59,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKH59
  • Steel Garde:SKH59
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:W-phase system high-speed tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 403~336 σb/MPa
Yield Strength 409 σ 0.2 ≥/MPa
Elongation 33 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 134~508 -
HRC 30 -

Physical Properties

Thermal expansion 91-68 e-6/K
Thermal conductivity 53-32 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7782-8261 째C
Density 9906-1948 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)
SKH59 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:SKH59
Previous: SKH58
Next: SK2M