S20CK chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S20CK

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CNS S20CK

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This page is mainly introduced the S20CK chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S20CK,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S20CK
  • Steel Garde:S20CK
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 948~573 σb/MPa
Yield Strength 372 σ 0.2 ≥/MPa
Elongation 64 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 960~845 -
HRC 30 -

Physical Properties

Thermal expansion 77-37 e-6/K
Thermal conductivity 26-48 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8989-2133 째C
Density 5023-6050 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
S20CK 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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