Showing posts from 2020

Learning to weld

Ten years ago I got the welding bug.

After doing a vocational training course I discovered my aptitude was essentially zero and on-the-job training was considered essential to improvement. Not actually having a welding job in order to be trained on, I did the best I could, assigning myself simple tasks and destructively testing my horrible creations. This involved buying my own welder, which was an education in itself. After about a month of ruining perfectly good scrap metal I got to the point where I was able to reliably produce all the welds I had learnt - without defects.

My next purchase was a bucket pump so I could pressure test a range of creatively welded bits of steel. This a really cheap piece of kit that you can get just about anywhere, and it completely humbled me. My first attempt was two square bits of scrap welded over the ends of a very thick pipe. It was immediately obvious that all my previous welds had been of insufficient depth, spraying water everywhere at very low …