What should you know about arc welding processes?

https://www.zupyak.com/p/35138....12/t/what-should-you

The first layer is the perfect foundation for your welded parts. The first layer has a big job to do to make your welding process successful. Note that welding can never be 100% predictable. That’s why the primary layer of the arc welding plays a crucial role in optimizing MIG welder.

What should you know about arc welding processes?  | Zupyak
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What should you know about arc welding processes? | Zupyak