Drain plug help!

/ Drain plug help! #1  

jasonzee

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Oct 24, 2019
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127
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farmtrac555
I am updating my log spliter with more power so yesterday I was welding the nut on the bottom of the hyd.tank 1/2" nut. I used mig and 023 wire and 75 25 mix,today I cant turn the bolt all the way in so should I cool the nut when I weld another on? There no bbs that's stopping me I think the heat did something to the nut being small.
 
/ Drain plug help! #2  
Run a 1/2" tap through the nut.
When I weld a nut on to some thing I put a lite coat of anti-seize on the bolt and screw it into the nut then weld the nut in place
 
/ Drain plug help! #3  
When I weld a nut on to some thing I put a lite coat of anti-seize on the bolt and screw it into the nut then weld the nut in place

I do the same with anti spatter spray.

IMG_1298.jpg
 
/ Drain plug help! #4  
Anti-seize or anti-spatter, and run tap through nut after weld cools.... Run a tap through threads is my usual go to fix after any welding on area that is threaded... Had not thought of actually having bolt in nut during weld, but I can see its benefits...

Dale
 
/ Drain plug help! #5  
I always put a long bolt in the nut while welding to visually assure angles.

The bolt also assures no spatter on the threads.
 
/ Drain plug help!
  • Thread Starter
#6  
I will try a tap never thought about that.
 
/ Drain plug help! #7  
I just saw this thread title. Thought I was having a Kando flashback!
 
/ Drain plug help! #9  
Welding the nuts tends to get them a little out of round. All info above is mandatory.
 
/ Drain plug help! #11  
If you are welding on a nut over a matching hole to be used for a set screw then threading a bolt all the way through will align the nut, prevent spatter from damaging threads AND prevent nut distortion as yomax pointed out.
 
/ Drain plug help!
  • Thread Starter
#12  
If you are welding on a nut over a matching hole to be used for a set screw then threading a bolt all the way through will align the nut, prevent spatter from damaging threads AND prevent nut distortion as yomax pointed out.

Yeah I should of threaded the bolt into the nut before welding because the bolt broke off!
 
/ Drain plug help! #13  
Yeah I should of threaded the bolt into the nut before welding because the bolt broke off!

Grab a seat and let the debate begin on pipe wrench vs infomercial tools.:rolleyes:
 
/ Drain plug help! #15  
Weld it to seal it and weld another drain plug in the tank.
 
/ Drain plug help!
  • Thread Starter
#16  
Weld it to seal it and weld another drain plug in the tank.

I welded it in the center of the box to make draining easy.I guess I can more it a few inches over.
 
/ Drain plug help! #17  
This time use a weldable NPT spud like this so you can use a proper NPT drain plug.

IMG_0735.jpg

Use antispatter and weld with new plug in fitting to avoid distortion.
 
/ Drain plug help! #18  
This time use a weldable NPT spud like this so you can use a proper NPT drain plug.

View attachment 631229

Use antispatter and weld with new plug in fitting to avoid distortion.

YES....


At least something like half pipe coupler or whatever... Never liked bolts and nut as drain... Something with tapered thread was always better choice for me...

Dale
 
/ Drain plug help! #19  
This time use a weldable NPT spud like this so you can use a proper NPT drain plug.

View attachment 631229

Use antispatter and weld with new plug in fitting to avoid distortion.

YES....


At least something like half pipe coupler or whatever... Never liked bolts and nut as drain... Something with tapered thread was always better choice for me...

Look for products on pages at mcmaster.com.... 74, 75, 76, 77 Iron & Steel Pipe Fittings and Flanges78...

Dale
 
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