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HFS304 S51


HFS304 S51 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 HFS304 S51, HFS304 S51 mechanical properties, HFS304 S51 datasheet, HFS304 S51 equivalent grade, Heat treatment and temperature process of HFS304 S51.


HFS304 S51 property sheet

HFS304 S51 Spec.

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

Chemical Composition of HFS304 S51

C: 0.04 0.10
Si: Max 1.00
Mn: Max 2.00
P: Max 0.045
S: Max 0.025
Cr: 17.00 19.00
Mo: Max Min
Ni: 8.00 11.00

Mechanical Properties of HFS304 S51

Rp0.2 (MPa) 422 (≥)
Rm (MPa) 268 (≥)
AKV (J) 23
A (%) 31
Z (%) 34
Hardness HBW 213

HFS304 S51 shape and dimensions

HFS304 S51 Round bar: 1mm-800mm
HFS304 S51 Square bar: 10mm * 10mm-600mm *600mm
HFS304 S51 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
HFS304 S51 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
HFS304 S51 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
HFS304 S51 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes