304 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 304

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AS 304

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This page is mainly introduced the 304 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 304,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
304
  • Steel Garde:304
  • Type:Special Alloy
  • Country:Australia
  • Standard:AS
  • Application:Australia Stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 279~207 σb/MPa
Yield Strength 258 σ 0.2 ≥/MPa
Elongation 52 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 013~476 -
HRC 30 -

Physical Properties

Thermal expansion 16-05 e-6/K
Thermal conductivity 55-11 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1123-5397 째C
Density 5877-5637 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)
304 Special Alloy 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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