H62 common brass; It has good mechanical properties, good plasticity in hot state, plastic can also be in cold state, good machinability, easy brazing and welding, corrosion resistance, but easy to corrosion rupture. In addition, the price is cheap, is the application of repeat offenders of a common brass variety. It is used for all kinds of deep drawing and bending parts, such as pins, rivets, washers, nuts, catheters, barometer springs, screens, radiator parts, etc.