Mig Welding a Cracked Cast Iron Exhaust Manifold (Video)

   / Mig Welding a Cracked Cast Iron Exhaust Manifold (Video) #1  

ChuckE2009

Silver Member
Joined
Jun 4, 2010
Messages
131
Hey everyone!!

So, this is one of my newest videos...

As y'all know, I've been exploring my interest in welding cast iron lately, and after running a few different stick welding methods, I turned my focus to Mig Welding...

I just wanted to try something a little bit different, so I got a spool of 308L Stainless-Steel wire, .030" diameter, and tried it out welding up a cracked cast iron exhaust manifold off a V6, and I was pleasantly surprised at how well it turned out:


What I did, was to "Veeee" out the "crack" in the manifold, and then I preheated it with a rosebud until it was just starting to glow... It didnt take long, a thinner casting with a lot of exposed surface area like this will heat up, and cool down, more rapidly than other things, so I gave it a few seconds of "cooling time" while I shut down the torch and grabbed the mig gun...

That wire ran REALLY well... It sounded great, had a very controllable puddle, and even looked pretty nice when it was done.... I'm very happy with how it came out :)

Anyway, just thought I'd share the video, and I hope y'all are doing well, I'm just getting over being sick, lol... Anyway, have a nice (early) weekend, everyone!! :)
 
   / Mig Welding a Cracked Cast Iron Exhaust Manifold (Video) #2  
I am really liking these cast iron videos. Keep up the good work :thumbsup:
 
   / Mig Welding a Cracked Cast Iron Exhaust Manifold (Video)
  • Thread Starter
#3  
Thanks, Deereman!! I still have a few more to make :)
 

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