T20814 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20814

Location » Home » Grades > Tool Die Steels > T20814

UNS T20814

Profile

This page is mainly introduced the T20814 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T20814,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Hot-Work Tool Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
T20814 UNS USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.40
Si 0.20  0.40
Mn 0.20  0.40
Cr   5.00
Mo  
V  
W   5.00

Mechanical Properties

Tensile strength 600~118 σb/MPa
Yield Strength 572 σ 0.2 ≥/MPa
Elongation 21 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 923~328 -
HRC 30 -

Physical Properties

Thermal expansion 73-99 e-6/K
Thermal conductivity 73-65 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5695-9224 째C
Density 0290-5858 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)
T20814 Tool Die Steels 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:T20814
Previous: H13
Next: H14