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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

STSF347H


STSF347H material is KS D 4115 (2001) Stainless steel forgings for pressure vessels Stainless steel forgings for pressure vessels.

Chemical composition of STSF347H, STSF347H mechanical properties, STSF347H datasheet, STSF347H equivalent grade, Heat treatment and temperature process of STSF347H.


STSF347H property sheet

STSF347H Spec.

KS D 4115 (2001)
Stainless steel forgings for pressure vessels

Related Materials

STSF347H

Chemical Composition of STSF347H

C: 0.04 0.10
Si: Max 1.00
Mn: Max 2.00
P: Max 0.040
S: Max 0.030
Cr: 17.00 20.00
Ni: 9.00 13.00
Mo: Max Min
Nb: 8×C% 1.00

Mechanical Properties of STSF347H

Rp0.2 (MPa) 983 (≥)
Rm (MPa) 346 (≥)
AKV (J) 33
A (%) 31
Z (%) 12
Hardness HBW 324

STSF347H shape and dimensions

STSF347H Round bar: 1mm-800mm
STSF347H Square bar: 10mm * 10mm-600mm *600mm
STSF347H Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
STSF347H Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
STSF347H Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
STSF347H Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes