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Technical Rear end weld question

Discussion in 'The Hokey Ass Message Board' started by hoodwinx454, Apr 30, 2019.

  1. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    Cleaning up my 10 bolt and discovered this. Not sure if it’s something to worry about or not? Looked a little off to me. What do you guys think? Thanks for the help[​IMG][​IMG]
     
  2. redo32
    Joined: Jul 16, 2008
    Posts: 2,161

    redo32
    Member

    Well......., It's made it this long. How bad are you going to abuse it?
     
  3. Joliet Jake
    Joined: Dec 6, 2007
    Posts: 540

    Joliet Jake
    Member
    from Jax, FL

    Not too uncommon, it looks like they had been re welded at some point. If it was mine I would grind the globs off and we weld it. I re welded the original welds on mine with no problems.
     
  4. Blue One
    Joined: Feb 6, 2010
    Posts: 11,462

    Blue One
    ALLIANCE MEMBER
    from Alberta

    Yes, I'll second the remove the ugly weld from the partially welded plug weld hole and re-weld.
    I'd grind it down level and then use a carbide burr (finishing with a flat ended burr) to get as much weld out of that partially welded hole as possible. Then a re-weld and clean up and you're good to go.
     
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  5. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    Ok awesome thank you guys. I thought it didn’t look right. I’ll clean it up and have my buddy re weld it for me. Thanks again everyone for the conformation.


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  6. I would check it for straightness, then weld it.....
     
  7. 1946caddy
    Joined: Dec 18, 2013
    Posts: 2,068

    1946caddy
    Member
    from washington

    I would clean up the area including the welds and drill a hole in between each of the welds to the depth of the tube and plug weld the new hole's. you will know you get proper penetration this way.
     
  8. squirrel
    Joined: Sep 23, 2004
    Posts: 56,036

    squirrel
    Member

    I saw one fail....but it involved a blower and slicks.

    I'd just run it, it made it this long!
     
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  9. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    I’m definitely not running a blower but that sure would be nice


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  10. saltflats
    Joined: Aug 14, 2007
    Posts: 12,601

    saltflats
    Member
    from Missouri

    If I was going to re weld it, I would take a torch to it and try and burn out all the grease.
    From the looks of the weld it had some impurity in it.
     
  11. It probably rolled off the assembly line like that. If I was worried I may make a tack weld or two on the axle tube but I would probably just run it and not worry about it. The "Quality Control Inspector" obviously wasn't too worried about it.
     
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  12. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    For sure. Going to clean it and sandblast it before the welding gets done. It does have some kind of impurity in.


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  13. Uh that is called slag. Common with a stuck weld and that is probably welded with Ni-Rod.
     
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  14. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    There is a hole in the center of the weld that’s the impurity I was referring to. But I’m no welder.


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  15. That does not change my answer any. LOL
     
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  16. 56sedandelivery
    Joined: Nov 21, 2006
    Posts: 6,695

    56sedandelivery
    Member Emeritus

    You could possibly warp the housing/tubes with weld-heat; ask me how I know that. It involved my 57 Olds rear end that I had assembled, before I welded on the new spring pads. Spun freely before welding; after welding on the pads, there was a "catch" while spinning the pinion. I did't believe you could actually warp a housing until that happened. But then again, how ma ny of us have a rear end jig to prevent warping? I am Butch/56sedandelivery.
     
  17. I got a fixture and in over 50 years I have not used it to weld spring pads on. That does not mean that I will not ever warp one but I have been lucky so far. ;)
     
  18. The tubes are pressed in and plug welded. Not good enough for drag strip starts but just fine for a street rod /street tires. Sometimes those plugs will seep lube and make a mess.
    If you're blasting anyway, I'd drill the bad ones out , almost down to the tubes , then blast and re-weld.
    You won't warp a tube with spring perches if you skip around and let it cool in between.
     
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  19. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    Just wanted to give you guys an update. I got the rear blasted and my buddy helped me out and re did the plug welds and add some stitching on the tubes and housing just some extra insurance. Now it’s off to be powder coated. [​IMG][​IMG]


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    31Vicky with a hemi likes this.
  20. Had one in the 60's on a brand new Chevy that leaked. Took to the dealer where a good friend worked. Service writer says have to install an new housing. Friend was old time mechanic he said BS. He welded it it while I waited. Never leaked as long as I had it.
     
  21. He should go all the way around with the weld, I would have.
    Especially before powder coat and id grind off the casting flash / mold parting lines too
     
    427 sleeper likes this.
  22. hoodwinx454
    Joined: Apr 19, 2012
    Posts: 131

    hoodwinx454
    Member

    I told him to just stitch like that but I will definitely get to those mold parting lines never paid it any attention until you pointed it out. Thanks


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  23. southcross2631
    Joined: Jan 20, 2013
    Posts: 4,413

    southcross2631
    Member

    I have seen the yoke pointing straight up at the trunk and the driveshaft all twisted up. The center section will spin on the tubes on 10 and 12 bolts and on Dana 60's. Given enough horsepower and traction.
     

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