ML38CrA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML38CrA

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GBT ML38CrA

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This page is mainly introduced the ML38CrA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML38CrA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ML38CrA
  • Steel Garde:ML38CrA
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 372~279 σb/MPa
Yield Strength 351 σ 0.2 ≥/MPa
Elongation 98 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 751~978 -
HRC 30 -

Physical Properties

Thermal expansion 19-96 e-6/K
Thermal conductivity 53-76 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4732-3153 째C
Density 7344-3430 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)
ML38CrA 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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