CNS 302 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 302

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CNS CNS 302

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This page is mainly introduced the CNS 302 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 302,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS 302
  • Steel Garde:CNS 302
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 438~488 σb/MPa
Yield Strength 847 σ 0.2 ≥/MPa
Elongation 26 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 116~287 -
HRC 30 -

Physical Properties

Thermal expansion 53-13 e-6/K
Thermal conductivity 39-43 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9468-7013 째C
Density 3185-0492 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)
CNS 302 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