Which material is recommended for all eye bolts used for hoisting?

The recommended material for all eye bolts used for hoisting is alloyed steel. This is primarily because alloyed steel provides a high level of strength and durability, essential for safely lifting heavy loads. The tensile strength of alloyed steel is significantly greater than other materials, making it suitable for industrial rigging applications where safety and reliability are paramount.

Eye bolts made from alloyed steel can withstand the stress and strain of lifting operations without deforming or breaking. Additionally, alloyed steel often undergoes processes to enhance its resistance to corrosion and wear, further contributing to its effectiveness in a variety of environmental conditions. This makes it a preferred choice in scenarios that involve heavy lifting and potential exposure to harsh conditions.

In contrast, materials like aluminum and plastic do not possess the same strength characteristics; while they may be lightweight, they cannot reliably support heavy loads. Iron, on the other hand, while strong, is prone to rust and corrosion if not properly treated, making it less desirable than alloyed steel for hoisting applications. Thus, the attributes of alloyed steel align well with the requirements for safe and effective hoisting practices.