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Mar
7018 Vertical Up Technique. Good comfortable positionrelatively speaking. How to Do a Vertical Up Root Pass in the 3G Position with a Backing Bar. Ever heard of the CLAMS acronym for 7018 uphill. A long arc will introduce hydrogen to the weld which will decrease weld strength and increase susceptibility to cracking.
For example the Hobart 418 a 7018 electrode does well in the vertical up but not vertical down. Straight weave and box weave are OK as long as you keep that arc length tight. I have posted this information several times in the past but I do believe its worth repeating because Its a good way for a welder and also a welding instructor to remember the critical variables that control the outcome of a weld. Ever heard of the CLAMS acronym for 7018 uphill. The 7018 electrode is the backbone of vertical welding. Weld a tee joint single pass vertical with 18.
7018 as well as make production welds with 532 electrodes.
SMAGSTICK Welding 7018 verticals up 88 amps 332 rod Follow me hereFacebook. 7018 on some 316. Most 7018 rods will perform well in vertical up not in vertical down. How to Do a Vertical Up Root Pass in the 3G Position with a Backing Bar. Then immediately weld the other side of it. Weld a tee joint single pass vertical with 18.