SKH53 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH53

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JIS SKH53

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This page is mainly introduced the SKH53 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SKH53,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SKH53
  • Steel Garde:SKH53
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:W-phase system high-speed tool steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SKH53 CNS China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 669~493 σb/MPa
Yield Strength 937 σ 0.2 ≥/MPa
Elongation 64 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 636~052 -
HRC 30 -

Physical Properties

Thermal expansion 04-57 e-6/K
Thermal conductivity 72-57 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8515-1304 째C
Density 0552-3351 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)
SKH53 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