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The difference between submerged arc welding and high frequency welding1. Submerged arc weldingSubmerged arc welding is a method in which the arc burns under the flux layer for welding. The welding arc burns between the welding wire and the weldment. The heat of the arc melts the base metal and flux
In our lives, no matter where we are, we can see steel-insulated steel pipes. However, everyone’s understanding of steel pipes is really narrow, and there is only one kind of steel pipe.In fact, there are two types of steel pipes used in our lives, namely, steel sleeve steel insulation steel pipes