What type of rivets would you select to work with aluminum structures?

When working with aluminum structures, aluminum rivets are the most suitable choice. The primary reason for selecting aluminum rivets is that they provide a compatible material for riveted joints in aluminum construction. This compatibility ensures that there is no galvanic corrosion, which can occur when dissimilar metals come into contact in the presence of moisture. Aluminum rivets are lightweight, which aligns with the need for weight efficiency in aircraft and structures where aluminum is commonly used. They also have sufficient strength to meet the structural requirements while maintaining good ductility, which is essential during the riveting process.

Using steel, Monel, or copper rivets with aluminum structures may lead to issues related to corrosion and weight. Steel rivets, being much heavier and prone to rust, can compromise both the weight and integrity of aluminum components. Monel, which is a nickel-copper alloy, is more expensive and may not provide the necessary strength-to-weight ratio desired in aluminum applications. Copper rivets present similar corrosion concerns and weight issues, making aluminum rivets the most effective solution for securing aluminum structures.