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> weld critique
obscurity
post Apr 18 2007, 06:59 PM
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Just trying to improve my welding before I tackle the car and I had a few questions.

1. what do you think? I know it is pretty messy but it is a world apart from where I started.
2. Once you have blown a hole in the metal how do you go about filling it? I have tried "stitching" across the hole but all I seem to do is move the hole around (fill one area and make more hole in another. It seems this will become a critical skill when I get to the car and the new piece doesn't fit perfectly. I'll need to fill some gaps
3. What are the little pock morks on the top of each weld? Is it to be expected from metal shrinking or should I adjust my technique.

this is both sides of the same weld.

Attached Image

I should mention that I am using a Lincoln Electric (HD special) Mig welder with 75%Ar/25%CO2 gas

Thanks for any pointers,
John
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Posts in this topic
obscurity   weld critique   Apr 18 2007, 06:59 PM
Andyrew   YOu need a copper block or brass or even aluminum....   Apr 18 2007, 07:06 PM
scotty b   First off let the metal cool COMPLETELY before try...   Apr 18 2007, 07:18 PM
scotty b   Something else to note. You will be best off NOT t...   Apr 18 2007, 07:28 PM
scotty b   Well this poisses me off because the pic came out ...   Apr 18 2007, 07:30 PM
scotty b   after the wleding I knock the tops off with my cut...   Apr 18 2007, 07:32 PM
scotty b   You can also tell how little heat I allowed to bui...   Apr 18 2007, 07:36 PM
SGB   Thanks for the info. Very nice work. I appreciat...   Apr 18 2007, 08:57 PM
sww914   If you're welding outer body panels, weld 1/4...   Apr 18 2007, 09:07 PM
obscurity   Thanks for all the replies. tomorrow I will try t...   Apr 18 2007, 09:27 PM
r_towle   Turn your voltage down and wire speed down. Now y...   Apr 18 2007, 10:39 PM
obscurity   Well I practiced a little more today and this is w...   Apr 29 2007, 03:47 PM
obscurity   How about this one? Things went a little off th...   Apr 29 2007, 04:40 PM
9146986   It's all about developing your technique. Mor...   Apr 29 2007, 06:40 PM
obscurity   It's all about developing your technique. Mo...   Apr 29 2007, 06:54 PM
r_towle   [quote name='9146986' post='894517' date='Apr 29 ...   Apr 29 2007, 10:21 PM
9146986   [quote name='9146986' post='894517' date='Apr 29 ...   Apr 30 2007, 07:27 PM
JPB   MIG welding sheet metal is a PITA and you should b...   Apr 29 2007, 07:21 PM
Spoke   Your welds look pretty good to me. Then again, I s...   Apr 29 2007, 07:30 PM
JPB   HOLLY SREAMING BLOOD AND GUTS!!!! ...   Apr 29 2007, 07:39 PM
bigkensteele   You are already better than me, but I will go ahea...   Apr 29 2007, 08:26 PM
John   You are already better than me, but I will go ahe...   Apr 29 2007, 08:47 PM
scotty b   :agree: the highlighted areas are looking much be...   May 1 2007, 07:47 PM


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