Welds on the suspension system of cranes must comply with which standard?

Welds on the suspension system of cranes must comply with the AWS (American Welding Society) standards. The AWS provides guidelines and requirements for welding processes, materials, and practices to ensure strength, safety, and reliability in welded structures. This is particularly important for cranes, where the integrity of the suspension system is critical to safe operation.

The AWS standards encompass various aspects of welding such as qualifications of welders, welding procedures, and inspection guidelines. Compliance with these standards helps to ensure that the welds can withstand the dynamic loads and stresses encountered during crane operation.

Other standards mentioned, like ISO and ASME, focus on different areas. ISO deals with international standards that cover broader quality management systems, while ASME is more oriented toward the design and construction of pressure vessels and piping. OSHA, on the other hand, is centered on workplace safety regulations and does not specifically set forth welding standards. Therefore, the correct answer emphasizes the critical nature of AWS in welding for crane suspension systems.