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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

STS317LTPY


STS317LTPY material is KS D 3588 (2009) Large diameter welded stainless steel pipes Large diameter welded stainless steel pipes.

Chemical composition of STS317LTPY, STS317LTPY mechanical properties, STS317LTPY datasheet, STS317LTPY equivalent grade, Heat treatment and temperature process of STS317LTPY.


STS317LTPY property sheet

STS317LTPY Spec.

KS D 3588 (2009)
Large diameter welded stainless steel pipes

Chemical Composition of STS317LTPY

C: Max 0.03
Si: Max 1.00
Mn: Max 2.00
P: Max 0.045
S: Max 0.030
Cr: 18.00 20.00
Ni: 11.00 15.00
Mo: 3.00 4.00
N: 0.10 0.22

Mechanical Properties of STS317LTPY

Rp0.2 (MPa) 676 (≥)
Rm (MPa) 435 (≥)
AKV (J) 42
A (%) 41
Z (%) 33
Hardness HBW 441

STS317LTPY shape and dimensions

STS317LTPY Round bar: 1mm-800mm
STS317LTPY Square bar: 10mm * 10mm-600mm *600mm
STS317LTPY Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
STS317LTPY Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
STS317LTPY Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
STS317LTPY Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes