Check with Quality School of Pipe Welding, Atlanta, Georgia. (E-mail pipewelding.com) They have a variety of videos for pipe welding (6010 and 7018 electrodes). Also some good GTAW (tig) videos. Hope this info helps.
Check Hobart Institute of Welding Technology. http://www.welding.org Videos may be ordered online with a credit card or by calling 1-800-332-9448, ext. 5433