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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

SUS 304 WPA


SUS 304 WPA material is JIS G 4314 (1994) Stainless steel wires for springs Stainless steel wires for springs.

Chemical composition of SUS 304 WPA, SUS 304 WPA mechanical properties, SUS 304 WPA datasheet, SUS 304 WPA equivalent grade, Heat treatment and temperature process of SUS 304 WPA.


SUS 304 WPA property sheet

SUS 304 WPA Spec.

JIS G 4314 (1994)
Stainless steel wires for springs

Chemical Composition of SUS 304 WPA

C: Max 0.08
Si: Max 1.00
Mn: Max 2.00
P: Max 0.045
S: Max 0.03
Cr: 18.00 20.00
Ni: 8.00 10.50
Mo: Max Min
N: Max Min

Mechanical Properties of SUS 304 WPA

Rp0.2 (MPa) 999 (≥)
Rm (MPa) 338 (≥)
AKV (J) 23
A (%) 31
Z (%) 13
Hardness HBW 143

SUS 304 WPA shape and dimensions

SUS 304 WPA Round bar: 1mm-800mm
SUS 304 WPA Square bar: 10mm * 10mm-600mm *600mm
SUS 304 WPA Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUS 304 WPA Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUS 304 WPA Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUS 304 WPA Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes