SUS 310 STB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 310 STB

JIS SUS 310 STB

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This page is mainly introduced the SUS 310 STB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 310 STB,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

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 24.00  26.00
Ni 19.00  22.00
Mo  
N  

Mechanical Properties

Tensile strength 139~457 σb/MPa
Yield Strength 921 σ 0.2 ≥/MPa
Elongation 57 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 871~619 -
HRC 30 -

Physical Properties

Thermal expansion 15-45 e-6/K
Thermal conductivity 16-94 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8147-7860 째C
Density 2322-6831 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 310 STB 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