CFS304 S51 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CFS304 S51

B.S. CFS304 S51

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This page is mainly introduced the CFS304 S51 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CFS304 S51,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
  • Steel Garde: CFS304 S51
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS 3605-1 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
  • Application:Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Cross Reference Table(Equivalent Materials):

Material Standard Country
304S51 B.S. UK
HFS 304S51 B.S. UK
CFS 304S51 B.S. UK
HFM 304S51 B.S. UK
304 S51 B.S. UK
HFS304 S51 B.S. UK
HFM304 S51 B.S. UK
304S 51 B.S. UK

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04  0.10
Si   1.00
Mn   2.00
P   0.045
S   0.025
Cr 17.00  19.00
Mo  
Ni 8.00  11.00

Mechanical Properties

Tensile strength 035~906 σb/MPa
Yield Strength 675 σ 0.2 ≥/MPa
Elongation 52 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 809~698 -
HRC 30 -

Physical Properties

Thermal expansion 72-91 e-6/K
Thermal conductivity 54-86 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1332-3504 째C
Density 6978-5025 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
CFS304 S51 Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download