Perfect Welding, in copper and brass. Gas oil, Gas, Refrigeration ...

Rod for Strong welding amzn.to/2ImbSej
Strong welding case amzn.to/2DihOAT
This type of strong welding, is somewhat more complex than the soft (tin and stripping) because the welder does not run through the commissure and the surface of union by capillarity so we have to be the one who makes the molten rod run by the commissure of the material to be welded, even so, strong welding is simple and with a little practice we can be experts.