T20824 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20824

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UNS T20824

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This page is mainly introduced the T20824 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20824,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T20824
  • Steel Garde:T20824
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:Alloy tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 915~719 σb/MPa
Yield Strength 914 σ 0.2 ≥/MPa
Elongation 23 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 206~584 -
HRC 30 -

Physical Properties

Thermal expansion 11-23 e-6/K
Thermal conductivity 23-57 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2022-2841 째C
Density 5818-0525 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)
T20824 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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