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need advice on smoothing weldsi

Discussion in 'The Hokey Ass Message Board' started by Kev2004, May 30, 2010.

  1. Kev2004
    Joined: Jun 2, 2008
    Posts: 15

    Kev2004
    Member

    I have a t bucket and the welds On the dropped tube axle and hairpin radius arms Are good welds but need smoothed out a little. I was thinking of hand filing them and using a filler either bondo or maybe a metal filler to smooth them. Any advice would be great.
     
  2. just don't grind/file away too much of the weld....you want to retain the strength

    pictures?
     
  3. oj
    Joined: Jul 27, 2008
    Posts: 6,589

    oj
    Member

    Pics would help, how you go about dressing them up depends on the weld method. If it is an option i would probably take it to somebody that TIG welds and let them make a p*** over it, that might clean it up. MIG welds are terrible hard, you'll have a hell'uva time taking a file to it. Post a pic, somebody on here has dealt with exactly what you are doing and they'll fix you right up.
     
  4. need louvers ?
    Joined: Nov 20, 2008
    Posts: 12,901

    need louvers ?
    Member

    A fairly large diameter rotary file on a air die grinder should turn the trick. Don't go crazy removing material, just smooth out whats there, and be careful of undercutting the brackets. When I say "fairly large" I mean something in the range of 3/8" or larger.
     
  5. Kev2004
    Joined: Jun 2, 2008
    Posts: 15

    Kev2004
    Member

    It is mig. I can't seem to get the pics to upload.
     
  6. 29nash
    Joined: Nov 6, 2008
    Posts: 4,542

    29nash
    BANNED
    from colorado

    Removing material from a structural weld weakens it; therefore I recommend you don't...........
     
  7. Pete1
    Joined: Aug 23, 2004
    Posts: 2,262

    Pete1
    Member
    from Wa.

    For what it is worth, NO racing ***ociation will allow grinding on structural welds.
    There must be some reason for that, huh.
     
  8. Kev2004
    Joined: Jun 2, 2008
    Posts: 15

    Kev2004
    Member

    I am just gonna hand file a couple of spots that are higher than the rest of the weld. Looks like the weld ran a little bit.
     
  9. carcrazyjohn
    Joined: Apr 16, 2008
    Posts: 4,841

    carcrazyjohn
    Member
    from trevose pa

    Flapper disc and a 4 inch grinder......
     
  10. RopeSeals???
    Joined: Jul 2, 2007
    Posts: 444

    RopeSeals???
    Member

    I wouldn't grind them to make 'em pretty, use some Polyester Putty instead...
     
  11. Kev2004
    Joined: Jun 2, 2008
    Posts: 15

    Kev2004
    Member

    I see Eastwood has some putty that sets up hard enough to drill and tap and is sandable.
     
  12. PackRatWrecker
    Joined: Feb 7, 2010
    Posts: 33

    PackRatWrecker
    Member
    from Kansas

    If you are just softening a couple high spots, I'd try a flap wheel. I've seen them as small as 2" with a 1/4" stem, for die grinders, or the normal 4-4 1/2' variety. I've also seen them for Dremel tools, but I imagine they would deplete pretty quickly.
     
  13. PackRatWrecker
    Joined: Feb 7, 2010
    Posts: 33

    PackRatWrecker
    Member
    from Kansas

    Is there an echo in here?
     
    Last edited: May 30, 2010
  14. Kev2004
    Joined: Jun 2, 2008
    Posts: 15

    Kev2004
    Member

    Here are the pics of the welds
     

    Attached Files:

  15. kelzweld
    Joined: Jul 25, 2007
    Posts: 295

    kelzweld

    I'd usually say if you have to ask how...don't. But seeing as how those lumps are just the stop/starts, it can't hurt if you bring them down to the height of the rest of the weld without touching the parent metal. A file should take care of that in no time at all.
     

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