1.4404 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4404

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B.S. 1.4404

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This page is mainly introduced the 1.4404 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4404,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
  • Steel Garde:1.4404
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS EN 10028-7 Flat products made of steels for pressure purposes - Part 7: Stainless steels
    2 BS EN 10088-1 Stainless steels - Part 1: List of stainless steels
    3 BS EN 10088-2 Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
    4 BS 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 BS EN 10088-4 Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
    6 BS EN 10088-5 Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
    7 BS EN 10216-5 (2004) Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
    8 BS EN 10217-7 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes
    9 BS EN 10222-5 Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
    10 BS EN 10250-4 Open die steel forgings for general engineering purposes - Part 4: Stainless steels
    11 BS EN 10253-3 Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements
    12 BS EN 10253-4 Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
    13 BS EN 10263-5 Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels
    14 BS EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
    15 BS EN 10272 Stainless steel bars for pressure purposes
    16 BS EN 10296-2 (2005) Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
    17 BS 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:Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Relevant products:

  • S31603/316L/S31600/1.4404 Tube

    S31603/316L/S31600/1.4404 Tube

  • Chemical composition(mass fraction)(wt.%)

    Elements Min.(≥) Max.(≤) Similar Remarks
    C   0.07
    Si   1.00
    Mn   2.00
    P   0.045
    S   0.015
    Cr 16.50  18.50
    Ni 10.00  13.00
    Mo 2.00  2.50
    N   0.11

    Mechanical Properties

    Tensile strength 606~485 σb/MPa
    Yield Strength 597 σ 0.2 ≥/MPa
    Elongation 89 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 673~976 -
    HRC 30 -

    Physical Properties

    Thermal expansion 22-46 e-6/K
    Thermal conductivity 29-78 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 9562-5398 째C
    Density 3633-8989 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)
    1.4404 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