M52 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M52

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ASTM M52

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This page is mainly introduced the M52 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M52,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Bearing Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.85  0.95
Si 0.20  0.60
Mn 0.15  0.45
P   0.030
S   0.030
Cr 3.50  4.30
Mo 4.00  4.90
V 1.65  2.25
W 0.75  1.50
Co  

Mechanical Properties

Tensile strength 596~698 σb/MPa
Yield Strength 165 σ 0.2 ≥/MPa
Elongation 36 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 424~278 -
HRC 30 -

Physical Properties

Thermal expansion 17-10 e-6/K
Thermal conductivity 17-64 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3118-2746 째C
Density 3639-2153 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
M52 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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