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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

SUH 409L


SUH 409L material is JIS G 4312 (2011) Heat-resisting steel plate, sheet and strip Heat-resisting steel plate, sheet and strip.

Chemical composition of SUH 409L, SUH 409L mechanical properties, SUH 409L datasheet, SUH 409L equivalent grade, Heat treatment and temperature process of SUH 409L.


SUH 409L property sheet

SUH 409L Spec.

JIS G 4312 (2011)
Heat-resisting steel plate, sheet and strip

Chemical Composition of SUH 409L

C: 0.75 0.85
Si: 1.75 2.25
Mn: 0.20 0.60
P: Max 0.03
S: Max 0.03
Cr: 19.00 20.50
Ni: 1.15 1.65
Mo: Max Min

Mechanical Properties of SUH 409L

Rp0.2 (MPa) 772 (≥)
Rm (MPa) 848 (≥)
AKV (J) 14
A (%) 21
Z (%) 42
Hardness HBW 123

SUH 409L shape and dimensions

SUH 409L Round bar: 1mm-800mm
SUH 409L Square bar: 10mm * 10mm-600mm *600mm
SUH 409L Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUH 409L Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUH 409L Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUH 409L Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes