A 959 Type XM-12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type XM-12

SAE A 959 Type XM-12

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This page is mainly introduced the A 959 Type XM-12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type XM-12,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
  • Steel Garde:A 959 Type XM-12
  • Type:Stainless Steels
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 A 959 (2011) Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
  • Metallographic Structure:Precipitation-Hardening
  • Application:Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Relevant products:

  • AMS 5659 15-5PH forged Flat Bar

    AMS 5659 15-5PH forged Flat Bar

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

    Elements Min.(≥) Max.(≤) Similar Remarks
    C   0.07
    Mn   1.00
    Si   1.00
    P   0.04
    S   0.03
    Cr 14.00  15.50
    Ni 3.50  5.50
    Mo  
    Cu 2.50  4.50
    Nb 0.15  0.45

    Mechanical Properties

    Tensile strength 093~956 σb/MPa
    Yield Strength 713 σ 0.2 ≥/MPa
    Elongation 86 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 176~002 -
    HRC 30 -

    Physical Properties

    Thermal expansion 77-37 e-6/K
    Thermal conductivity 56-34 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 1221-0564 째C
    Density 1280-9562 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)
    A 959 Type XM-12 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