STS405TB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS405TB

KS STS405TB

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This page is mainly introduced the STS405TB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS405TB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel for boiler and heat exchanger tubes
  • Steel Garde:STS405TB
  • Type:Stainless Steels
  • Country:Korea
  • Standard:KS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 D 3577 (2007) Stainless steel for boiler and heat exchanger tubes
  • Metallographic Structure:Ferrite
  • Application:Stainless steel for boiler and heat exchanger tubes

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS405 KS Korea
STS405TP KS Korea

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   1.00
P   0.040
S   0.030
Cr 11.50  14.50
Ni   0.60
Mo  
N  
Al 0.10  0.30

Mechanical Properties

Tensile strength 596~023 σb/MPa
Yield Strength 679 σ 0.2 ≥/MPa
Elongation 84 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 398~854 -
HRC 30 -

Physical Properties

Thermal expansion 79-14 e-6/K
Thermal conductivity 78-46 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7027-1829 째C
Density 3768-4846 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)
STS405TB 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