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GBT ML40

ML40


ML40 material is China structural steel and alloy steel.

Chemical composition of ML40, ML40 mechanical properties, ML40 datasheet, ML40 equivalent grade, Heat treatment and temperature process of ML40.


ML40 property sheet

ML40 Spec.

Related Materials

Chemical Composition of ML40

C 0.37-0.44
Si Max 0.20
Mn 0.30-0.60
P 0.035
S 0.035
Cr —
B —
Al —

Mechanical Properties of ML40

Rp0.2 (MPa) 246 (≥)
Rm (MPa) 913 (≥)
AKV (J) 41
A (%) 21
Z (%) 34
Hardness HBW 411

ML40 shape and dimensions

ML40 Round bar: 1mm-800mm
ML40 Square bar: 10mm * 10mm-600mm *600mm
ML40 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
ML40 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
ML40 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
ML40 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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