This standard covers manual, semiautomatic, and automatic field welding by the metal arc-welding processes for steel water pipe manufactured in accordance with ANSI/AWWA C200, Standard for Steel Water Pipe-6 In. (150 mm) and Larger. This standard covers field welding of three types of circumferential pipe joints; lap joints, butt joints, and butt-strap joints. Other welding required in field fabrication and installation of specials and appurtenances is also discussed. The design of field welded joints is not covered. This standard recognizes ANSI/AWS D1.1 and ANSI/ASME Sec. V as supporting documents that provide more specific information. Welding of gasketed joints may require modification to the parameters of this welding standard. Edition: 2005