Content Description

Chapter 2 from the Welding Handbook, Ninth Edition, Volume 3, “Welding Processes, Part 2,” has been selected by the AWS Product Development Committee as a service to industry professionals. This chapter presents the fundamentals of the projection welding process, its advantages, limitations, and applications. Topics include the equipment and materials associated with the process, welding variables, welding schedules and weld quality. A discussion of a variation of projection welding, cross wire welding, is presented. The chapter continues with a brief discussion of the economics of projection welding, and concludes with a section on safe practices. 

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