T12015 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T12015

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UNS T12015

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This page is mainly introduced the T12015 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T12015,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 1.50  1.60
Si 0.15  0.40
Mn 0.15  0.40
P   0.030
S   0.030
Cr 3.75  5.00
Mo   1.00
V 4.50  5.25
W 11.75  13.00
Co 4.75  5.25

Mechanical Properties

Tensile strength 965~268 σb/MPa
Yield Strength 745 σ 0.2 ≥/MPa
Elongation 66 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 705~324 -
HRC 30 -

Physical Properties

Thermal expansion 43-87 e-6/K
Thermal conductivity 65-42 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4257-6544 째C
Density 3628-3568 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)
T12015 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

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