B 179 A242.2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B 179 A242.2

SAE B 179 A242.2

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This page is mainly introduced the B 179 A242.2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B 179 A242.2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Aluminum Alloys in Ingot and Molten Forms for Castings from All Casting Processes
  • Steel Garde:B 179 A242.2
  • Type:Stainless Steels
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 B 179 (2011) Aluminum Alloys in Ingot and Molten Forms for Castings from All Casting Processes
  • Metallographic Structure:Precipitation-Hardening
  • Application:Aluminum Alloys in Ingot and Molten Forms for Castings from All Casting Processes

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.22
Si   0.40
Mn   0.75
P  
S  
Ni   0.75
Cr   12.50
Al  
Cu  
Ti  
Fe   remaining
N  
Mo   1.00
W   1.00
V   0.22

Mechanical Properties

Tensile strength 653~121 σb/MPa
Yield Strength 264 σ 0.2 ≥/MPa
Elongation 96 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 095~696 -
HRC 30 -

Physical Properties

Thermal expansion 84-79 e-6/K
Thermal conductivity 54-37 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5347-5326 째C
Density 1504-7962 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)
B 179 A242.2 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