John Lopez
Welding School

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John Lopez Welding School, Schools - Business & Vocational, Bakersfield, CA

2925 Mosasco Street Unit B, Bakersfield, California 93312

    Many members of the welding industry believe that women possess the characteristics that make up a good welder, including a steady hand and meticulous eye.
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Advanced Pipe Welding - 187.5 hours

Course Description:
Designed to instruct students in welding safety and advanced topics in the Shielded Metal Arc Welding process (SMAW-Stick) of welding larger pipe.(8" and up) This course will also familiarize the students with Gas Metal Arc Welding (GMAW) as well as Gas Tungsten Arc Welding (GTAW) on the same pipe sizes.

  • Review fundamentals of ASME pipe welding, includes: proper fit-up, joint preparation, tacking, and electrode selection in vertical-up and vertical-down welding.
  • Procedures and practices in welding larger diameter, thicker walled pipe with larger rod
  • Common public utility line distribution joints with primary concentration on the 12” Butt and Branch T-joint.
  • Utility line repairs. Full encirclement pipe repair.
  • Explanations of AWS, ASME and API codes
  • Pipe welding joints positioned at a 45 degree angle using vertical-down and vertical-up techniques.
  • Pipe 16, 26, 5G and 6G with 6010, 7018, pipe fitting and print reading included in each 12” x 12” saddle and branch as well as each 12” butt-weld

Passing grade at John Lopez Welding School's Pipe Course
                   - or -

Able to create a 2” schedule 160 carbon steel weld coupon in the 6G (45° angle) position with E6010 and E7018 electrodes. Finished coupon will be cut, bent and evaluated by the instructor before being permitted to start the course.

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