STS347HFB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS347HFB

KS STS347HFB

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This page is mainly introduced the STS347HFB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS347HFB,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:STS347HFB
  • 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
STS347 KS Korea
STS347TKA KS Korea
STS347HTB KS Korea
STS347HTF KS Korea
STS347TB KS Korea
STS347TF KS Korea
STS347TPY KS Korea
STS347FB KS Korea
STS347HTP KS Korea
STS347TP KS Korea

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.045
S   0.030
Cr 17.00  19.00
Ni 9.00  13.00
Mo  
N  
Nb 10×C% 

Mechanical Properties

Tensile strength 938~769 σb/MPa
Yield Strength 619 σ 0.2 ≥/MPa
Elongation 18 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 405~035 -
HRC 30 -

Physical Properties

Thermal expansion 59-46 e-6/K
Thermal conductivity 95-82 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4853-4206 째C
Density 7134-4454 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)
STS347HFB 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