X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640

EN X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640

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This page is mainly introduced the X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640 used for fasteners, heat exchangers, coolers, tanks, pumps, pipelines and similar equipment of refineries, paper mills, food processing plants and chemical plants

  • Steel Garde:X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640
  • Type:Stainless Steels
  • Country:European
  • Standard:EN
  • Standard Number:
    ITEM Standard Number Descriptions
    1 EN 10028-7 Flat products made of steels for pressure purposes - Part 7: Stainless steels
    2 EN 10088-1 Stainless steels - Part 1: List of stainless steels
    3 EN 10088-2 Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
    4 EN 10088-3 Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
    5 EN 10216-5 (2004) Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
    6 EN 10272 Stainless steel bars for pressure purposes
    7 EN 10297-2 (2005) Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
  • Metallographic Structure:Austenite
  • Application:used for fasteners, heat exchangers, coolers, tanks, pumps, pipelines and similar equipment of refineries, paper mills, food processing plants and chemical plants

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.080
Si   1.00
Mn   2.00
P   0.045
S   0.015
Cr 16.50  18.50
Mo 2.00  2.50
Ni 10.50  13.50
Nb 10×C  1.00

Mechanical Properties

Tensile strength 461~474 σb/MPa
Yield Strength 694 σ 0.2 ≥/MPa
Elongation 53 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 856~469 -
HRC 30 -

Physical Properties

Thermal expansion 58-44 e-6/K
Thermal conductivity 05-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1457-5286 째C
Density 8288-6773 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)
X6CrNiMoNb17-12-2, 1.4580, AISI 316Cb, UNS S31640 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

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