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JIS SUS 321FB

SUS 321FB


SUS 321FB material is JIS G 4319 (1991) Stainless steel blooms and billets for forgings Stainless steel blooms and billets for forgings.

Chemical composition of SUS 321FB, SUS 321FB mechanical properties, SUS 321FB datasheet, SUS 321FB equivalent grade, Heat treatment and temperature process of SUS 321FB.


SUS 321FB property sheet

SUS 321FB Spec.

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

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SUS 321FB

Chemical Composition of SUS 321FB

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
Ti: 5×C％ Min

Mechanical Properties of SUS 321FB

Rp0.2 (MPa) 683 (≥)
Rm (MPa) 988 (≥)
AKV (J) 24
A (%) 42
Z (%) 23
Hardness HBW 314

SUS 321FB shape and dimensions

SUS 321FB Round bar: 1mm-800mm
SUS 321FB Square bar: 10mm * 10mm-600mm *600mm
SUS 321FB Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUS 321FB Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUS 321FB Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUS 321FB Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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