T20822 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20822

Location » Home » Grades > Special Alloy > T20822

UNS T20822

Profile

This page is mainly introduced the T20822 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20822,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T20822
  • Steel Garde:T20822
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:Alloy tool steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
H23 ASTM USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 375~297 σb/MPa
Yield Strength 757 σ 0.2 ≥/MPa
Elongation 70 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 729~882 -
HRC 30 -

Physical Properties

Thermal expansion 31-02 e-6/K
Thermal conductivity 66-30 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2576-9381 째C
Density 5967-5506 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)
T20822 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

Hot keywords:T20822
Previous: H22
Next: H23