P3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P3

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ASTM P3

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This page is mainly introduced the P3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Mold Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.10
Si   0.40
Mn 0.20  0.60
P   0.030
S   0.030
Cr 0.40  0.75
Mo  
V  
W  
Ni+Cu   0.75
Ni 1.00  1.50

Mechanical Properties

Tensile strength 416~945 σb/MPa
Yield Strength 543 σ 0.2 ≥/MPa
Elongation 26 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 216~551 -
HRC 30 -

Physical Properties

Thermal expansion 15-48 e-6/K
Thermal conductivity 56-80 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9513-2262 째C
Density 4339-5158 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)
P3 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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