What is the primary advantage of using FCAW over traditional welding methods?

The primary advantage of using Flux-Cored Arc Welding (FCAW) over traditional welding methods lies in the fact that FCAW does not require external shielding gas in many applications. This is particularly beneficial in outdoor environments or windy conditions, where the presence of wind can disrupt the shielding gas coverage necessary for traditional welding methods like Gas Metal Arc Welding (GMAW). By using a flux-cored wire, FCAW produces its own shielding gas as it melts, which helps to protect the weld pool from contamination. This allows for more versatile and efficient operation in various conditions, contributing to its popularity in structural welding applications. This factor of not needing shielding gas simplifies logistics and setup on job sites, enhancing the speed and ease of the welding operation itself.