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SUS 347 HTB


SUS 347 HTB material is JIS G 3463 (2012) Stainless steel boiler and heat exchanger tubes Stainless steel boiler and heat exchanger tubes.

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


SUS 347 HTB property sheet

SUS 347 HTB Spec.

JIS G 3463 (2012)
Stainless steel boiler and heat exchanger tubes

Chemical Composition of SUS 347 HTB

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 HTB

Rp0.2 (MPa) 935 (≥)
Rm (MPa) 271 (≥)
AKV (J) 44
A (%) 31
Z (%) 11
Hardness HBW 324

SUS 347 HTB shape and dimensions

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