ما هي عناصر ومتطلبات اللحام

Elements and requirements of welding:
First, the elements of welding include the welding iron, welding wire, the surface of the PCB or sheet metal, and the edges of the components to be welded.
Second, the requirements of welding include having a proper welding iron with the right power consumption and cross-sectional area, ensuring that the surface of the PCB or sheet metal and the edges of the components are free from any waxy, greasy, or oily substances, as well as free from oxides and dust. Additionally, the diameter of the welding wire should be suitable for the welding process.