Thinking about using prequalified welding procedures to save time and money? This post uncovers the eight most common mistakes fabricators make when developing and using AWS D1.1 prequalified welding procedure specifications—and how to avoid them. You’ll learn about code restrictions, filler metal requirements, joint tolerances, and other critical factors that ensure code compliance and weld quality. If you're serious about preventing costly rework and audit issues, this is a must-read.