What is the primary concern regarding the strength characteristics of type A rivets?

The primary concern regarding the strength characteristics of type A rivets is that, despite their lightweight nature, they possess low strength compared to other rivet types. Type A rivets are typically made from softer materials, which contributes to their reduced strength. This characteristic makes them less suitable for applications that require high structural integrity and load-bearing capabilities.

In comparing this to other types of rivets, it's crucial to understand that rivets are selected based on the requirements of specific applications, where strength is a critical factor. Therefore, while type A rivets might be advantageous in applications where weight reduction is prioritized, their lower strength is a significant limitation in structural applications that demand higher durability and robustness.

The other aspects such as difficulty in installation, corrosion potential, and cost concerns may be valid considerations in specific contexts but do not directly address the fundamental issue of strength that is most critical for type A rivets.