Aluminum

Aluminum Alloys

1000 Series
Alloy Numbers Content Charactieristics Application Notes
1100, 1145, 1200, 1230, 1235, 1350 Pure aluminum (>99 – 99.5%)
  • Corrosion resistance
  • High thermal and electrical conductivity
  • Low mechanical properties
  • Good formability
Typical uses include transformers, switchgears, automotive heat shielding, food service, insulation and laminating
2000 Series
Alloy Numbers Content Charactieristics
2024 Aluminum and copper, with other elements included per alloy
  • Good mechanical properties – can exceed those of carbon steel
  • Less corrosion resistant than other alloys
  • Limited weldability (exception 2219)
  • Select alloys offer excellent machinability
3000 Series
Alloy Numbers Content Charactieristics Application Notes
3003, 3105 Up to ~1.5% Mn content
  • Approximately 20% stronger than 1000 series
Used for sign stock, HVAC ductwork, heat exchangers, radiators, architectural siding and roofing
Brazing Sheet and Clad Alloys
Alloy Numbers Content Characteristics Application Notes
3000 series core and 4000 series cladding alloys in coil and sheet form Up to 12% Si content
  • Low melting range
  • Attractive appearance and aesthetic properties
Brazing sheet often referred to as clad product has one or more liner alloys that are bonded together and often used in heat exchangers
5000 Series
Alloy Numbers Content Charactieristics Application Notes
5052 Aluminum and Magnesium
  • Medium mechanical strength
  • Good formability, weldability and machinability
  • Good corrosion resistance
Used for casings and packaging of various electronic components, computers, phones, etc.
6000 Series
Alloy Numbers Content Charactieristics Application Notes
6061 Aluminum, Magnesium and Silicon
  • Medium mechanical strength
  • Good formability, weldability and machinability
  • Good corrosion resistance
Used for casings and packaging of various electronic components, computers, phones, etc.
7000 Series
Alloy Numbers Content Charactieristics
7072 Aluminum and Zinc, with Copper, Magnesium, Chromium and Zirconium added per alloy
  • Exceptionally high mechanical strength
8000 Series
Alloy Numbers Content
8011, 8111 Aluminum combined with other elements, e.g. Tin and Lithium

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