349S52 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 349S52

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B.S. 349S52

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This page is mainly introduced the 349S52 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 349S52,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for wrought steels for mechanical and allied engineering purposes. Valve steels
  • Steel Garde:349S52
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS 970-4 Specification for wrought steels for mechanical and allied engineering purposes. Valve steels
  • Application:Specification for wrought steels for mechanical and allied engineering purposes. Valve steels

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.48  0.58
Si   0.25
Mn 8.00  10.00
P   0.040
S   0.030
Cr 20.00  22.00
Ni 3.25  4.50
Mo  
N 0.38  0.50
C+N 0.90 

Mechanical Properties

Tensile strength 146~712 σb/MPa
Yield Strength 420 σ 0.2 ≥/MPa
Elongation 03 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 229~654 -
HRC 30 -

Physical Properties

Thermal expansion 16-95 e-6/K
Thermal conductivity 19-77 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3208-1115 째C
Density 7482-6060 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)
349S52 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

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