ML30Mn chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML30Mn

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GBT ML30Mn

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This page is mainly introduced the ML30Mn chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML30Mn,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ML30Mn
  • Steel Garde:ML30Mn
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 508~509 σb/MPa
Yield Strength 473 σ 0.2 ≥/MPa
Elongation 50 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 435~636 -
HRC 30 -

Physical Properties

Thermal expansion 08-55 e-6/K
Thermal conductivity 67-60 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9887-0438 째C
Density 5734-0630 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)
ML30Mn 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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