Stick Welding Tips, Certification tests, machines, projects
Danielmince
  • Posts:
  • Joined:
    Tue Dec 05, 2017 1:05 am

Hi im currently in school at SCI and am on the 2g test plate, i fill in all the way to the 3 caps and on the last cap it always has undercut. Am i going to fast or what is happening?
Farmwelding
  • Posts:
  • Joined:
    Thu Mar 10, 2016 11:37 pm
  • Location:
    Wisconsin

What process, amps, size electrode, any interpass cooling, rod angle, pictures?
A student now but really want to weld everyday. Want to learn everything about everything. Want to become a knower of all and master of none.
Instagram: @farmwelding
Nick
Mike
  • Posts:
  • Joined:
    Mon Dec 06, 2010 1:09 pm
  • Location:
    Andover, Ohio

Welcome to the forum.
you are in school why nit ask your instructor?
M J Mauer Andover, Ohio

Linoln A/C 225
Everlast PA 200
snoeproe
  • Posts:
  • Joined:
    Sat Dec 09, 2017 11:37 am

Under cut is caused by few different things. Too long of an arc, traveling too fast, incorrect electrode angle or too high amperage.
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