Copyright Goodheart-Willcox Co., Inc. 247 • Practice vocabulary terms with e-flash cards and matching activities. • Reinforce what you learn by completing end-of-chapter questions. www.g-wlearning.com/welding/ While studying this chapter, look for the activity icon to: Chapter 17 GMAW and FCAW: Flat Welding Position After studying this chapter, you will be able to: • Describe the GMAW and FCAW processes. • Determine the appropriate electrode to use with GMAW and FCAW in the fl at welding position. • Identify the correct electrode extension to use with GMAW and FCAW using different metal transfer methods. • Lay a weld bead on a plate using GMAW and FCAW. • Make a fi llet weld on a lap joint in the fl at welding position. • Make a fi llet weld on a T-joint in the fl at welding position. • Weld a butt joint in the fl at welding position. • Describe how to weld aluminum using GMAW. • Identify various weld defects. Learning Objectives backhand welding backing contact tube-to-work distance drag angle electrode extension electrode stick-out forehand welding keyhole nozzle-to-work distance push angle root opening root pass Technical Terms