SA-268 TP S40900 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-268 TP S40900

AMS SA-268 TP S40900

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This page is mainly introduced the SA-268 TP S40900 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-268 TP S40900,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
  • Steel Garde:SA-268 TP S40900
  • Type:Stainless Steels
  • Country:USA
  • Standard:AMS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SA-268/SA-268M Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
  • Metallographic Structure:Ferrite
  • Application:Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Relevant products:

  • S30409/304H/S30409/1.4948 Tube

    S30409/304H/S30409/1.4948 Tube

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

    Elements Min.(≥) Max.(≤) Similar Remarks
    C   0.08
    Mn   1.00
    Si   1.00
    P   0.045
    S   0.045
    Cr 10.50  11.7
    Ni   0.50
    Mo  

    Mechanical Properties

    Tensile strength 214~322 σb/MPa
    Yield Strength 048 σ 0.2 ≥/MPa
    Elongation 76 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 453~893 -
    HRC 30 -

    Physical Properties

    Thermal expansion 11-83 e-6/K
    Thermal conductivity 23-39 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 5677-6571 째C
    Density 2421-8264 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-268 TP S40900 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