T72301 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T72301

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AISI T72301

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This page is mainly introduced the T72301 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T72301,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
T72301
  • Steel Garde:T72301
  • Type:Tool Die Steels
  • Country:USA
  • Standard:AISI
  • Standard Number:
    ITEM Standard Number Descriptions
    1 ASTM A686-1999 Carbon tool steel
  • Application:Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.

Cross Reference Table(Equivalent Materials):

Material Standard Country
W2-A SAE USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.70  1.50
Si 0.10  0.40
Mn 0.10  0.40
P   0.030
S   0.030
Cr   0.15
Ni   0.20
Mo   0.10
Cu   0.20
V   0.10
W   0.15

Mechanical Properties

Tensile strength 417~696 σb/MPa
Yield Strength 200 σ 0.2 ≥/MPa
Elongation 41 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 113~557 -
HRC 30 -

Physical Properties

Thermal expansion 14-13 e-6/K
Thermal conductivity 73-79 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5119-2757 째C
Density 3887-2224 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)
T72301 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