SA-479 Type 304LN chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-479 Type 304LN

AMS SA-479 Type 304LN

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This page is mainly introduced the SA-479 Type 304LN chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-479 Type 304LN,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
  • Steel Garde:SA-479 Type 304LN
  • Type:Stainless Steels
  • Country:USA
  • Standard:AMS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SA-479/SA-479M Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
  • Metallographic Structure:Austenite
  • Application:Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels

Relevant products:

  • S30453/304LN/1-4311 Tube

    S30453/304LN/1-4311 Tube

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

    Elements Min.(≥) Max.(≤) Similar Remarks
    C   0.03
    Si   1.00
    Mn   2.00
    P   0.045
    S   0.03
    Cr 18.0  20.0
    Ni 8.00  12.0
    N 0.10  0.16

    Mechanical Properties

    Tensile strength 686~454 σb/MPa
    Yield Strength 438 σ 0.2 ≥/MPa
    Elongation 08 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 260~766 -
    HRC 30 -

    Physical Properties

    Thermal expansion 26-88 e-6/K
    Thermal conductivity 25-22 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 7920-4638 째C
    Density 4116-3884 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)
    SA-479 Type 304LN 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