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 816~649 σb/MPa
Yield Strength 586 σ 0.2 ≥/MPa
Elongation 25 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 557~998 -
HRC 30 -

Physical Properties

Thermal expansion 93-94 e-6/K
Thermal conductivity 85-92 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1505-5538 째C
Density 1460-0500 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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