Semi-tubular rivets are a general term for a class of m […]
Semi-tubular rivets are a general term for a class of mechanical parts used when two or more parts are fastened together into a whole. Semi-tubular rivets are characterized by a wide variety of specifications, different performance and uses, and standardization and series. The degree of generalization and generalization is relatively high.
Semi-hollow rivets are widely used in password boxes, suitcases and civilian luggage. Hollow nails (semi-hollow rivets) are made of flexible cords. Generally, they must not crack after riveting. There are many types. Nowadays, the shafts on some toys have begun Large-area use of semi-hollow nails or composite nails instead, can greatly reduce production costs.