D3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of D3

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ASTM D3

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This page is mainly introduced the D3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of D3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-Work Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 2.00  2.35
Si 0.10  0.60
Mn 0.20  0.60
P   0.030
S   0.030
Cr 11.00  13.50
Mo  
V   1.00
W   1.00
Ni+Cu   0.75

Mechanical Properties

Tensile strength 794~081 σb/MPa
Yield Strength 656 σ 0.2 ≥/MPa
Elongation 92 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 997~592 -
HRC 30 -

Physical Properties

Thermal expansion 92-82 e-6/K
Thermal conductivity 94-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8671-2938 째C
Density 4668-0248 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)
D3 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