
“CSA W47.1 standards makes sure that the company’s welding procedures covering all joints, processes and positions used in fabrication/erection are current and approved by the CWB, and that weld quality and workmanship are up to the levels specified by the design or product standard. Each CWB certified company is required to employ an adequate number of Welding Supervisors, with welding related experience, to control welding operations.” (CWB)