About Alloy
Aluminum alloy 3105 is a popularly used wrought alloy primarily composed of aluminum and manganese. It belongs to the 3000 series of aluminum alloys, which are known for their excellent corrosion resistance, formability, and weldability. Alloy 3105 is closely related to alloy 3003 but with slightly higher strength due to the addition of manganese.
Product Form
BS N31
Alcan GB-E4S
Alcan- 150
Chemical Composition
| Weight% | Al | Si | Fe | Cu | Mn | Mg | Cr | Ti | Zn | Others |
| Alloy 3105 | Bal | 0.60 max | 0.70 max | 0.30 max | 0.30/0.80 | 0.20 / 0.8 | 0.20 max | 0.10 max | 0.40 max | 0.050 each 0.15 Total |
Property
| Material | Temper | Tensile Strength (N/mm²) | Yield Strength (N/mm²) | Elongation on 50mm | |||
| 0.5 mm | 0.8mm | 1.3mm | 2.6mm | ||||
| Alloy 3105 Sheet | 0 | 110-155 | - | 16 | 18 | 20 | 20 |
| Alloy 3105 Sheet | H12 | 130-175 | 115 | 2 | 3 | 4 | 5 |
| Alloy 3105 Sheet | H14 | 160-205 | 145 | 2 | 2 | 3 | 4 |
| Alloy 3105 Sheet | H16 | 185-230 | 170 | 1 | 1 | 2 | 3 |
| Alloy 3105 Sheet | H18 | 215 min | 190 | 1 | 1 | 1 | 2 |
Application
Aluminum alloy 3105 finds a wide range of applications across various industries due to its specific properties such as corrosion resistance, formability, and versatility. Here are some common applications:
Construction and Architecture:
Roofing and Siding: Alloy 3105 is extensively used in the construction industry for manufacturing roofing panels, siding, and architectural components. Its excellent corrosion resistance and formability make it suitable for outdoor applications exposed to weather elements.
Rainwater Goods:
Gutters and Downspouts: Due to its corrosion resistance and ease of fabrication, 3105 alloy is commonly used in the production of gutters, downspouts, and other rainwater goods. These components require durability and reliability in managing water drainage
Beverage Cans:
Packaging Industry: Some variants of 3105 alloy are utilized in the manufacturing of aluminum beverage cans. Its formability allows for the production of intricate shapes, while its corrosion resistance ensures the preservation of beverage quality and shelf life.
Household Appliances:
Kitchen Utensils: Alloy 3105 is used in the production of kitchen utensils and appliances where its formability and resistance to corrosion are advantageous. It is suitable for manufacturing lightweight yet durable products for everyday use.
General Fabrication:
Sheet Metal Work: Due to its excellent formability and moderate strength, 3105 alloy is employed in various general fabrication applications. This includes components for furniture, signage, automotive parts, and other fabricated products where lightweight and corrosion-resistant materials are required.
Industrial Uses:
Chemical Equipment: It finds application in chemical equipment and storage tanks where resistance to corrosion and good formability are critical requirements. Its ability to withstand harsh environments contributes to its utility in industrial settings.
Coil Coating Substrates:
Building Materials: As a substrate for coil coating, alloy 3105 is used in the production of pre-painted building materials such as metal roofs, walls, and decorative architectural elements. Its smooth surface allows for excellent paint adhesion and aesthetic finishes.
Conclusion:
Aluminum alloy 3105 is valued for its versatility, corrosion resistance, and formability, making it a preferred choice in various applications across industries such as construction, packaging, automotive, and manufacturing. Its properties ensure reliability and performance in environments where durability, aesthetics, and functionality are key considerations.
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