iv GMAW/FCAW Handbook Reviewers The author and publisher wish to thank the following industry and teaching professionals for their valuable input into the development of GMAW/FCAW Handbook. Tim Baber College of the Canyons Santa Clarita, California Brian Bennett Hill College Hillsboro, Texas Dustin Canady University of Arkansas Community College Morrilton, Arkansas Brian Yarrison York County School of Technology York, Pennsylvania The publisher would like to thank the author for the numerous high-quality and technically accurate photo- graphic images that he contributed to this new text. The author and publisher also thank the following companies and organizations for their contribution of resource material, images, or other support in the development of GMAW/FCAW Handbook. American Society of Mechanical Engineers American Welding Society David W. Andrews B & J Welding Supply Ltd.– Midland, TX Steve Goff Justin Goodson J & W Services Inc. Lawson Welding & Fabrication LLC Lincoln Electric Co. Matheson Welding Supply – Odessa, TX McAfee Machine Inc. Miller Electric Mfg. Co. Odessa College United Rentals Inc. Westair Gas and Equipment L.P. – Odessa, TX Acknowledgments