M46 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M46

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ASTM M46

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This page is mainly introduced the M46 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of M46,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
M46
  • Steel Garde:M46
  • Type:Special Alloy
  • Country:USA
  • Standard:ASTM
  • Application:Molybdenum series High-speed tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 321~241 σb/MPa
Yield Strength 371 σ 0.2 ≥/MPa
Elongation 21 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 701~862 -
HRC 30 -

Physical Properties

Thermal expansion 40-32 e-6/K
Thermal conductivity 77-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3866-0936 째C
Density 9383-3641 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)
M46 Special Alloy 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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