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304 S51


304 S51 material is B.S. BS 1501-3 Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip B.S. BS 1502 Specification for steels for fired and unfired pressure vessels: sections and bars B.S. BS 1503 Specification for steel forgings for pressure purposes B.S. BS 1506 Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications B.S. BS 3059-2 Steel boiler and superheater tubes. Specification for carbon, alloy and austenitic stainless steel tubes with specified elevated temperature properties 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 304 S51, 304 S51 mechanical properties, 304 S51 datasheet, 304 S51 equivalent grade, Heat treatment and temperature process of 304 S51.


304 S51 property sheet

304 S51 Spec.

B.S. BS 1501-3
Steels for pressure purposes. Specification for corrosion- and heat-resisting steels: plates, sheet and strip
B.S. BS 1502
Specification for steels for fired and unfired pressure vessels: sections and bars
B.S. BS 1503
Specification for steel forgings for pressure purposes
B.S. BS 1506
Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications
B.S. BS 3059-2
Steel boiler and superheater tubes. Specification for carbon, alloy and austenitic stainless steel tubes with specified elevated temperature properties
B.S. BS 3605-1
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Chemical Composition of 304 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 304 S51

Rp0.2 (MPa) 751 (≥)
Rm (MPa) 948 (≥)
AKV (J) 11
A (%) 44
Z (%) 33
Hardness HBW 311

304 S51 shape and dimensions

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