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 447~813 σb/MPa
Yield Strength 804 σ 0.2 ≥/MPa
Elongation 35 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 808~374 -
HRC 30 -

Physical Properties

Thermal expansion 28-97 e-6/K
Thermal conductivity 24-71 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8208-3076 째C
Density 7350-3690 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)
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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