SUS 317LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 317LTB

JIS SUS 317LTB

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This page is mainly introduced the SUS 317LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 317LTB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel boiler and heat exchanger tubes
  • Steel Garde:SUS 317LTB
  • Type:Stainless Steels
  • Country:Japan
  • Standard:JIS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 G 3463 (2012) Stainless steel boiler and heat exchanger tubes
  • Metallographic Structure:Austenite
  • Application:Stainless steel boiler and heat exchanger tubes

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Si   1.00
Mn   2.00
P   0.045
S   0.03
Cr 18.00  20.00
Ni 11.00  15.00
Mo 3.00  4.00
N  

Mechanical Properties

Tensile strength 782~863 σb/MPa
Yield Strength 799 σ 0.2 ≥/MPa
Elongation 96 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 890~954 -
HRC 30 -

Physical Properties

Thermal expansion 50-32 e-6/K
Thermal conductivity 72-63 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4861-4892 째C
Density 0659-4832 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)
SUS 317LTB 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