T20825 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20825

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UNS T20825

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This page is mainly introduced the T20825 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20825,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T20825
  • Steel Garde:T20825
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:Alloy tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 408~686 σb/MPa
Yield Strength 858 σ 0.2 ≥/MPa
Elongation 18 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 076~804 -
HRC 30 -

Physical Properties

Thermal expansion 66-87 e-6/K
Thermal conductivity 95-71 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1533-6200 째C
Density 3372-3621 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)
T20825 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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