STS302FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS302FB

KS STS302FB

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This page is mainly introduced the STS302FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS302FB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel blooms and billets for forgings
  • Steel Garde:STS302FB
  • Type:Stainless Steels
  • Country:Korea
  • Standard:KS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 D 3691 (2001) Stainless steel blooms and billets for forgings
  • Metallographic Structure:Austenite
  • Application:Stainless steel blooms and billets for forgings

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS302 KS Korea
STS302B KS Korea

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   1.00
Mn   2.00
P   0.045
S   0.030
Cr 17.00  19.00
Ni 8.00  10.00
Mo  
N  

Mechanical Properties

Tensile strength 321~804 σb/MPa
Yield Strength 238 σ 0.2 ≥/MPa
Elongation 37 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 367~295 -
HRC 30 -

Physical Properties

Thermal expansion 25-91 e-6/K
Thermal conductivity 08-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8249-4147 째C
Density 1440-5444 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)
STS302FB 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