We bought some "Hampton Bay" yard swing for adults (like a swinging seat for 3 people).
When assembling it, we found that one of the welds in one of the barswas bad and had zero fusion, so a flange fell off. I ground off the powder coat and tigged it back, which was quite easy. The good news is that my wife saw welding as sometimes useful "around the house".
When assembling it, we found that one of the welds in one of the bars