STS436LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS436LTB

KS STS436LTB

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This page is mainly introduced the STS436LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS436LTB,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:STS436LTB
  • 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
STS436L KS Korea
STS436LTP KS Korea

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.025
Si   1.00
Mn   1.00
P   0.040
S   0.030
Cr 16.00  19.00
Ni   0.60
Mo 0.75  1.50
N   0.025
Ti,Nb,Zr 8×(C%+N%)  0.80

Mechanical Properties

Tensile strength 927~980 σb/MPa
Yield Strength 891 σ 0.2 ≥/MPa
Elongation 90 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 378~920 -
HRC 30 -

Physical Properties

Thermal expansion 82-00 e-6/K
Thermal conductivity 96-40 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4299-9231 째C
Density 7079-0488 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)
STS436LTB 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