SUS321TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS321TKA

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JIS SUS321TKA

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This page is mainly introduced the SUS321TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS321TKA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS321TKA
  • Steel Garde:SUS321TKA
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:ferritic stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 896~014 σb/MPa
Yield Strength 350 σ 0.2 ≥/MPa
Elongation 45 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 873~276 -
HRC 30 -

Physical Properties

Thermal expansion 58-32 e-6/K
Thermal conductivity 85-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8577-1306 째C
Density 4474-6018 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)
SUS321TKA 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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