According to industry requirements, what standards govern welding and cutting of hoisting equipment?

The correct choice reflects the standards set by the American Society of Mechanical Engineers (ASME), which play a significant role in ensuring safety and quality in the design, manufacturing, and maintenance of hoisting equipment, including welding and cutting processes. ASME has established codes and standards like the ASME Boiler and Pressure Vessel Code and the ASME B30 series, which are critical for the safe operation of hoisting and lifting equipment.

These standards encompass various aspects, including material properties, design specifications, safety factors, and testing requirements, all of which are crucial for maintaining the structural integrity and safety of welded joints in hoisting apparatus. Adherence to ASME standards helps mitigate risks associated with equipment failure or accidents during heavy lifting operations.

In contrast, while the other organizations mentioned may have contributions to various engineering practices and safety guidelines, they do not have the specific focus on welding and cutting standards within the context of hoisting equipment that ASME does. For instance, ASCE is more concerned with civil engineering structures, ISO has a broader international scope regarding various industrial standards, and NIST primarily focuses on measurement standards and technology rather than specific equipment safety regulations.