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SUS 403 FB


SUS 403 FB material is JIS G 4319 (1991) Stainless steel blooms and billets for forgings Stainless steel blooms and billets for forgings.

Chemical composition of SUS 403 FB, SUS 403 FB mechanical properties, SUS 403 FB datasheet, SUS 403 FB equivalent grade, Heat treatment and temperature process of SUS 403 FB.


SUS 403 FB property sheet

SUS 403 FB Spec.

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

Chemical Composition of SUS 403 FB

C: Max 0.15
Si: Max 0.50
Mn: Max 1.00
P: Max 0.04
S: Max 0.03
Cr: 11.50 13.00
Ni: Max 0.60
Mo: Max Min
N: Max Min

Mechanical Properties of SUS 403 FB

Rp0.2 (MPa) 816 (≥)
Rm (MPa) 244 (≥)
AKV (J) 41
A (%) 21
Z (%) 21
Hardness HBW 312

SUS 403 FB shape and dimensions

SUS 403 FB Round bar: 1mm-800mm
SUS 403 FB Square bar: 10mm * 10mm-600mm *600mm
SUS 403 FB Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUS 403 FB Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUS 403 FB Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUS 403 FB Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes