High quality special steel supplier.Old rev.

  • Certified Company

    DNV&ABS

  • Certified Company

    ISO 9001:2008

  • R&D Production

    In China
Get a Quote

CNS SMn443

SMn443


SMn443 material is China Taiwan Structural steel.

Chemical composition of SMn443, SMn443 mechanical properties, SMn443 datasheet, SMn443 equivalent grade, Heat treatment and temperature process of SMn443.


SMn443 property sheet

SMn443 Spec.

Related Materials

Chemical Composition of SMn443

C 0.40-0.46
Si 0.15-0.35
Mn 1.35-1.65
P 0.030
S 0.030
Cr Max 0.35
Ni 0.25
Cu 0.30

Mechanical Properties of SMn443

Rp0.2 (MPa) 936 (≥)
Rm (MPa) 966 (≥)
AKV (J) 13
A (%) 31
Z (%) 34
Hardness HBW 441

SMn443 shape and dimensions

SMn443 Round bar: 1mm-800mm
SMn443 Square bar: 10mm * 10mm-600mm *600mm
SMn443 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SMn443 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SMn443 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SMn443 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

Our Materials

Why Our Service?

Let’s Start Work
Together

Get a Quote

Quick Contact

©Longhai Special Steel 2025