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GBT ML20B

ML20B


ML20B material is China structural steel and alloy steel.

Chemical composition of ML20B, ML20B mechanical properties, ML20B datasheet, ML20B equivalent grade, Heat treatment and temperature process of ML20B.


ML20B property sheet

ML20B Spec.

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Chemical Composition of ML20B

C 0.17-0.24
Si Max 0.40
Mn 0.50-0.80
P 0.035
S 0.035
Cr —
B 0.0005-0.0035
Al 0.02

Mechanical Properties of ML20B

Rp0.2 (MPa) 554 (≥)
Rm (MPa) 746 (≥)
AKV (J) 24
A (%) 32
Z (%) 34
Hardness HBW 113

ML20B shape and dimensions

ML20B Round bar: 1mm-800mm
ML20B Square bar: 10mm * 10mm-600mm *600mm
ML20B Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
ML20B Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
ML20B Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
ML20B Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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