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CFS 304S51


CFS 304S51 material is B.S. BS 3605-1 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes.

Chemical composition of CFS 304S51, CFS 304S51 mechanical properties, CFS 304S51 datasheet, CFS 304S51 equivalent grade, Heat treatment and temperature process of CFS 304S51.


CFS 304S51 property sheet

CFS 304S51 Spec.

B.S. BS 3605-1
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical Composition of CFS 304S51

C: 0.04 0.10
Si: Max 1.00
Mn: Max 2.00
P: Max 0.04
S: Max 0.03
Cr: 17.00 19.00
Mo: Max Min
Ni: 8.00 11.00

Mechanical Properties of CFS 304S51

Rp0.2 (MPa) 135 (≥)
Rm (MPa) 631 (≥)
AKV (J) 22
A (%) 44
Z (%) 32
Hardness HBW 241

CFS 304S51 shape and dimensions

CFS 304S51 Round bar: 1mm-800mm
CFS 304S51 Square bar: 10mm * 10mm-600mm *600mm
CFS 304S51 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
CFS 304S51 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
CFS 304S51 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
CFS 304S51 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes