High quality special steel supplier.Old rev.

  • Certified Company

    DNV&ABS

  • Certified Company

    ISO 9001:2008

  • R&D Production

    In China
Get a Quote

JIS SUS631

SUS631


SUS631 material is precipitation-hardening stainless.

Chemical composition of SUS631, SUS631 mechanical properties, SUS631 datasheet, SUS631 equivalent grade, Heat treatment and temperature process of SUS631.


SUS631 property sheet

SUS631 Spec.

Related Materials

Chemical Composition of SUS631

C Max 0.09
Si Max 1.00
Mn Max 1.00
P Max 0.04
S Max 0.03
Cr 16.0-18.0
Ni 6.50-7.75

Mechanical Properties of SUS631

Rp0.2 (MPa) 778 (≥)
Rm (MPa) 731 (≥)
AKV (J) 22
A (%) 33
Z (%) 24
Hardness HBW 331

SUS631 shape and dimensions

SUS631 Round bar: 1mm-800mm
SUS631 Square bar: 10mm * 10mm-600mm *600mm
SUS631 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUS631 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUS631 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUS631 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

Our Materials

Why Our Service?

Let’s Start Work
Together

Get a Quote

Quick Contact

  • Ph: +86-1388-0247-006
  • Email: sales@longhaisteel.com

©Longhai Special Steel 2024