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SUS 347 HFB


SUS 347 HFB material is JIS G 4319 (1991) Stainless steel blooms and billets for forgings Stainless steel blooms and billets for forgings.

Chemical composition of SUS 347 HFB, SUS 347 HFB mechanical properties, SUS 347 HFB datasheet, SUS 347 HFB equivalent grade, Heat treatment and temperature process of SUS 347 HFB.


SUS 347 HFB property sheet

SUS 347 HFB Spec.

JIS G 4319 (1991)
Stainless steel blooms and billets for forgings

Chemical Composition of SUS 347 HFB

C: Max 0.08
Si: Max 1.00
Mn: Max 2.00
P: Max 0.045
S: Max 0.03
Cr: 17.00 19.00
Ni: 9.00 13.00
Mo: Max Min
N: Max Min
Nb: 10×C% Min

Mechanical Properties of SUS 347 HFB

Rp0.2 (MPa) 872 (≥)
Rm (MPa) 193 (≥)
AKV (J) 41
A (%) 44
Z (%) 12
Hardness HBW 121

SUS 347 HFB shape and dimensions

SUS 347 HFB Round bar: 1mm-800mm
SUS 347 HFB Square bar: 10mm * 10mm-600mm *600mm
SUS 347 HFB Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUS 347 HFB Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUS 347 HFB Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUS 347 HFB Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes