Let’s take a look at the defective welds.
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Seen on site. I won’t mention where it is; I’ll share it so everyone can take a look. Let’s discuss how to avoid it, and discuss how to make adjustments. Equipment details: Tower diameter DN3200, height ≈15 meters. Welding location: skirt cylinder, circumferential welds
What you have here is definitely a case of isolated welding; the manufacturer made a mistake – find another one
It seems that the precision of rolling isn’t well controlled