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SUJ4


SUJ4 material is China Taiwan Structural steel.

Chemical composition of SUJ4, SUJ4 mechanical properties, SUJ4 datasheet, SUJ4 equivalent grade, Heat treatment and temperature process of SUJ4.


SUJ4 property sheet

SUJ4 Spec.

Related Materials

Chemical Composition of SUJ4

C 0.95-1.10
Si 0.15-0.35
Mn Max 0.50
P 0.025
S 0.025
Cr 1.30-1.60
Mo 0.10-0.25

Mechanical Properties of SUJ4

Rp0.2 (MPa) 519 (≥)
Rm (MPa) 974 (≥)
AKV (J) 13
A (%) 32
Z (%) 12
Hardness HBW 322

SUJ4 shape and dimensions

SUJ4 Round bar: 1mm-800mm
SUJ4 Square bar: 10mm * 10mm-600mm *600mm
SUJ4 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUJ4 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUJ4 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUJ4 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes