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6G Pipe Welding Practice and Practical Test
This practice is to develop the student welders competency in welding 6G open root on pipe. One of the grooves is to be used as a practice and the other will be a graded practical test.
Each step will be graded with the attached grade sheet. See instructor for grading before beginning the next step and have your grade sheet with you.
Step 1 : Align and tack pipes after leveling/ adjusting bevels.
Step 2 : Tack in position at 0, 90, 180 and 270 degrees. Weld root pass with 1/8” E6010 with uphill progression, remove slag/ grind.
Step 3 : Weld “ Hot Pass” with 1/8” E6010 uphill progression, remove slag/ grind.
Step 4 : Fill the weld groove with E7018 ( 1 or more passes), remove slag and spatter from pipe.
3/32” Root opening Typ.
30 Degree Bevel ( Typ.)
45 Degrees