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Aluminum Castings
Aluminum 242.0-T77, Sand Cast
Categories: Metal; Nonferrous Metal; Aluminum Alloy; Aluminum Casting Alloy

Material Notes: Data points with the AA note have been provided by the Aluminum Association, Inc. and are NOT FOR DESIGN.

Composition Notes:
Composition information provided by the Aluminum Association and is not for design.

Key Words: Aluminium 242.0-T77; UNS A02420; ISO 3522 and R164 AlCu4Ni2Mg2; AA242.0-T77; Al242.0-T77
Vendors:
Available Properties
  • Density, AA; Typical
  • Hardness, Brinell, AA; Typical; 500 g load; 10 mm ball
  • Hardness, Knoop, Estimated from Brinell Hardness.
  • Hardness, Vickers, Estimated from Brinell Hardness.
  • Tensile Strength, Ultimate, AA
  • Tensile Strength, Yield, AA
  • Elongation at Break, AA; in 2 in. (50 mm) or 4D
  • Tensile Modulus, Compressive modulus in is typically about 2% higher for Al alloys
  • Compressive Yield Strength
  • Poissons Ratio
  • Fatigue Strength, Notch Status unknown, R.R. Moore Test
  • Machinability, 0-100 Scale (100=best)
  • Shear Modulus
  • Shear Strength
  • Electrical Resistivity, AA; Typical 38% IACS Conductivity
  • Heat of Fusion
  • CTE, linear, AA; Typical
  • CTE, linear, AA; Typical; average over range
  • Specific Heat Capacity
  • Thermal Conductivity, AA; Typical at 25°C
  • Melting Point, AA; Typical
  • Solidus, AA; Typical
  • Liquidus, AA; Typical
  • Melt Temperature
  • Solution Temperature
  • Aging Temperature, 1 - 3 hrs; Start with solution heat treated material.
  • Casting Temperature
  • Aluminum, Al, As remainder
  • Chromium, Cr
  • Copper, Cu
  • Iron, Fe
  • Magnesium, Mg
  • Manganese, Mn
  • Nickel, Ni
  • Other, each
  • Other, total
  • Silicon, Si
  • Titanium, Ti
  • Zinc, Zn
  
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