3A21 Aluminum Round Bar

Chemical composition of 3A12 aluminum alloy

●Aluminum (Al): balance
●Silicon (Si): 0.6% max
●Ferrum (Fe): 0.7% max
●Copper (Cu): 0.2%
●Manganese (Mn): 1.0-1.6%
●Mg: 0.05%
●Zinc (Zn): 0.15% max
●Other elements: Each 0.05% max, Total 0.1% max

Typical mechanical properties of 3A12  H112 aluminum 

 (The values are typical or min values,for reference only.)  

3A12aluminum round bar application

             
The 3A12 aluminum round bar belongs to the 3000 series aluminum alloys, which are known for their excellent corrosion resistance, moderate strength, and good formability. This alloy is commonly used in applications where workability and corrosion resistance are more critical than high strength.

Common Applications of 3A12 Aluminum Round Bar:

1.Chemical and Storage Equipment:
The 3A12 aluminum round bar is commonly used in the chemical industry for storage tanks, pressure vessels, and pipes. Its resistance to corrosion, particularly in humid or chemically aggressive environments, makes it suitable for storing or transporting chemicals and liquids.

2.Building and Construction:
In the construction industry, 3A12 aluminum round bars are used for structural components such as roofing, siding, and frameworks. Its good corrosion resistance ensures a long service life, even when exposed to weathering elements.

3.Heat Exchangers and Radiators:
Due to its good thermal conductivity and corrosion resistance, 3A12 aluminum round bars are used in heat exchangers, radiators, and cooling systems in HVAC (heating, ventilation, and air conditioning) and automotive industries.

4.Marine Applications:
In the marine industry, 3A12 aluminum round bars are often used for marine fittings, boat structures, and equipment, where corrosion resistance in saline or humid environments is essential.

5.Automotive Industry:
The automotive industry uses 3A12 aluminum round bars for fuel tanks, body panels, and heat shields. Its lightweight and corrosion resistance properties make it an ideal choice for improving fuel efficiency and reducing vehicle weight.

6.Household and Commercial Products:
3A12 aluminum is often used in the manufacture of household items such as kitchen appliances, utensils, and furniture components due to its formability, resistance to corrosion, and attractive appearance after surface treatment.

7.Food and Beverage Industry:
In the food and beverage industry, 3A12 aluminum round bars are used for packaging, cans, and storage containers due to its non-toxic nature and corrosion resistance when in contact with food and liquids.

8.Electrical Applications:
The 3A12 aluminum round bar can also be used in the electrical sector for components like electrical enclosures, bus bars, and mounting brackets that require corrosion resistance in moist environments.