T3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T3

Location » Home » Grades > Tool Die Steels > T3

SAE T3

Profile

This page is mainly introduced the T3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
High-Speed Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 1.08  1.13
Si 0.20  0.40
Mn 0.10  0.40
Cr 4.00  4.25
Mo 0.70  0.90
V 2.90  3.30
W 18.00  18.50

Mechanical Properties

Tensile strength 785~986 σb/MPa
Yield Strength 337 σ 0.2 ≥/MPa
Elongation 06 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 293~478 -
HRC 30 -

Physical Properties

Thermal expansion 28-21 e-6/K
Thermal conductivity 40-93 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4960-5533 째C
Density 0877-0930 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)
T3 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:T3
Previous: M52
Next: T7