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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

SUS 321HTP


SUS 321HTP material is JIS G 3459 (2012) Stainless steel pipes Stainless steel pipes.

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


SUS 321HTP property sheet

SUS 321HTP Spec.

JIS G 3459 (2012)
Stainless steel pipes

Related Materials

SUS 321HTP

Chemical Composition of SUS 321HTP

C: 0.04 0.10
Si: Max 0.75
Mn: Max 2.00
P: Max 0.03
S: Max 0.03
Cr: 17.00 20.00
Ni: 9.00 13.00
Mo: 9.00 13.00
Ti: 4×C% 0.60

Mechanical Properties of SUS 321HTP

Rp0.2 (MPa) 479 (≥)
Rm (MPa) 129 (≥)
AKV (J) 12
A (%) 42
Z (%) 13
Hardness HBW 331

SUS 321HTP shape and dimensions

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