ML42CrMoA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML42CrMoA

Location » Home » Grades > Special Alloy > ML42CrMoA

GBT ML42CrMoA

Profile

This page is mainly introduced the ML42CrMoA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML42CrMoA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ML42CrMoA
  • Steel Garde:ML42CrMoA
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 287~904 σb/MPa
Yield Strength 006 σ 0.2 ≥/MPa
Elongation 65 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 536~022 -
HRC 30 -

Physical Properties

Thermal expansion 77-75 e-6/K
Thermal conductivity 90-35 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8647-7625 째C
Density 8192-8589 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)
ML42CrMoA 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

Hot keywords:ML42CrMoA
Previous: ML35CrMoA
Next: ML38CrA