STS305 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS305

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KS STS305

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This page is mainly introduced the STS305 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS305,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
KS standard austenite stainless steel bars(KS D3706-1992)
  • Steel Garde:STS305
  • Type:Special Alloy
  • Country:Korea
  • Standard:KS
  • Application:KS standard austenite stainless steel bars(KS D3706-1992)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 231~328 σb/MPa
Yield Strength 177 σ 0.2 ≥/MPa
Elongation 93 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 762~823 -
HRC 30 -

Physical Properties

Thermal expansion 71-28 e-6/K
Thermal conductivity 38-46 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4855-2857 째C
Density 0959-9710 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)
STS305 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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