Aluminum Alloy 3003 (A93003)

Aluminum Alloy 3003 tubing is a non-heat-treatable aluminum-manganese alloy known for its excellent corrosion resistance, good strength, and superior workability. It is widely used in HVAC systems, fuel lines, and food processing equipment due to its combination of lightweight properties and durability.

A93003 Aluminum Alloy Designations

  • UNS Number: A93003
  • AA Number: 3003
  • EN Number: AW-3003
  • EN Symbol: AlMn1Cu

Chemical Composition:

  • Aluminum (Al): 96.7 – 99.00%
  • Magnesium (Mn): 1.00 – 1.50%
  • Copper (Cu): 0.05 – 0.20%
  • Iron (Fe): 0.70%
  • Tin (Si): 0.60
  • Zinc (Zn): 0.10%

Custom Engineered Shapes and Custom Fabricated Parts are available on request.

Forms Available:

  • Straight Lengths:
    • OD: 0.050″ to 1.500″
    • Wall Thickness: 0.010″ to 0.150″
    • Lengths: 0.125″ to 504″
  • Copper Coils:
    • OD: 0.050″ to 0.875″
    • Wall Thickness:0.005″ to 0.049″
  • Bunch Coils:
    • OD: 0.040″ to 0.144″
  • Level-Wound Coils:
    • OD: 0.156″ to 0.750″
  • Pancake Coils:
    • OD: 0.125″ to 0.750″

Equivalent Standards

  • ASTM: B210, B221, B234, B241, B483, B491
  • AMS: WWT-700/2
  • Please reach out if you have a specific material specification you need us to review.

Industry Applications

Thermal Applications

  • Cooling systems
  • Heat exchangers
  • Heat-sink components
  • Chemical processing
  • Aerospace & Defense

HVAC

  • Heat exchanger
  • Condensers
  • Connectors (u-bends & fittings)
  • Connection lines

Fluid & Gas Lines

  • Medical
  • Hydraulic
  • Refrigeration
  • Food & beverage
  • Aerospace
  • Automotive

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