1.2552 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.2552

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DIN 1.2552

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This page is mainly introduced the 1.2552 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.2552,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloyed WCrV steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.75  0.85
Si 0.40  0.60
Mn 0.30  0.50
P   0.035
S   0.035
Cr 1.00  1.20
Mo  
V 0.25  0.35
W 1.80  2.10

Mechanical Properties

Tensile strength 211~404 σb/MPa
Yield Strength 976 σ 0.2 ≥/MPa
Elongation 22 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 182~699 -
HRC 30 -

Physical Properties

Thermal expansion 94-46 e-6/K
Thermal conductivity 39-96 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8292-4052 째C
Density 7849-4647 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)
1.2552 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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