SUS304 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS304

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JIS SUS304

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This page is mainly introduced the SUS304 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS304,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS304
  • Steel Garde:SUS304
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:austenitic special steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 501~766 σb/MPa
Yield Strength 009 σ 0.2 ≥/MPa
Elongation 78 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 037~110 -
HRC 30 -

Physical Properties

Thermal expansion 59-84 e-6/K
Thermal conductivity 70-53 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5780-4540 째C
Density 7762-3792 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)
SUS304 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