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HFM304 S11


HFM304 S11 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 HFM304 S11, HFM304 S11 mechanical properties, HFM304 S11 datasheet, HFM304 S11 equivalent grade, Heat treatment and temperature process of HFM304 S11.


HFM304 S11 property sheet

HFM304 S11 Spec.

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

Chemical Composition of HFM304 S11

C: Max 0.03
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: 9.00 12.00

Mechanical Properties of HFM304 S11

Rp0.2 (MPa) 466 (≥)
Rm (MPa) 387 (≥)
AKV (J) 43
A (%) 34
Z (%) 24
Hardness HBW 332

HFM304 S11 shape and dimensions

HFM304 S11 Round bar: 1mm-800mm
HFM304 S11 Square bar: 10mm * 10mm-600mm *600mm
HFM304 S11 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
HFM304 S11 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
HFM304 S11 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
HFM304 S11 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes