Lead/Tin series solder
Sn-Pb solder is the most widely used solder in soft brazing. It has the characteristics of cheap, easy welding, beautiful forming, good physical, mechanical and metallurgical properties, and is used as a standard material for connecting components and printed circuit boards, and has formed a complete set of use processes.
High Sn solder commonly used include SAC305, Sn63Pb37, Sn90Sb10, etc.
High Pb solder commonly used include Pb92.5Sn5Ag2.5, Pb92.51n5Ag2.5 and so on.