High quality special steel supplier.Old rev.
  • Certified Company

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

349S52


349S52 material is B.S. BS 970-4 Specification for wrought steels for mechanical and allied engineering purposes. Valve steels Specification for wrought steels for mechanical and allied engineering purposes. Valve steels.

Chemical composition of 349S52, 349S52 mechanical properties, 349S52 datasheet, 349S52 equivalent grade, Heat treatment and temperature process of 349S52.


349S52 property sheet

349S52 Spec.

B.S. BS 970-4
Specification for wrought steels for mechanical and allied engineering purposes. Valve steels

Related Materials

349S52

Chemical Composition of 349S52

C: 0.48 0.58
Si: Max 0.25
Mn: 8.00 10.00
P: Max 0.040
S: Max 0.030
Cr: 20.00 22.00
Ni: 3.25 4.50
Mo: Max Min
N: 0.38 0.50
C+N: 0.90 Min

Mechanical Properties of 349S52

Rp0.2 (MPa) 955 (≥)
Rm (MPa) 564 (≥)
AKV (J) 31
A (%) 31
Z (%) 11
Hardness HBW 442

349S52 shape and dimensions

349S52 Round bar: 1mm-800mm
349S52 Square bar: 10mm * 10mm-600mm *600mm
349S52 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
349S52 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
349S52 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
349S52 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes