The current rivet categories can be divided into

1. General open end rivet, open type countersunk head (small flat head) rivet

2. The key raw materials of closed countersunk rivet are aluminum, iron, stainless steel plate and copper

3) structural bolt the structural bolt is quite different from the general bolt. In addition to its high compressive strength, one of the most typical features is that the core of the bolt is locked in the riveting body after riveting. Many people may feel that the single drum rivet is also stored in the rivet body after riveting, But in fact, it is loose. Aluminum iron open rivets and structural bolts pay attention to a mandrel retention load. C structural drive includes many kinds of bolts, such as monobolt, hemlok, avinox, avibulb, interlok, megna Lok, Steel double drum bolt and stainless steel plate double drum bolt (stavex), double lock bolt (hucklok), BMW five series bolt (BOM). These structural bolts are mainly used in cars, railway lines, airlines. There are also necessary products for the sales market, such as: open mouth painted bolt, single drum bolt, double drum bolt, fumeilai bolt, Qingle bolt.