304 stainless steel rivet production process and proces […]
304 stainless steel rivet production process and process-nut forming, homework flow, cutting The inner knife mold and the cutting knife cooperate to cut the wire into the required blank. However, the material price of hexagonal square steel is higher than that of round steel, and the material cost is relatively large. The selection principle for determining varieties and varieties should consider the efficiency of processing and assembly in the unified machinery or engineering. The varieties of fasteners should be reduced as much as possible. From economic considerations, commercial fasteners should be preferred. Tail milling is generally done by a tail cutting machine. It is a regular hexagonal columnar body with a groove cut on each side for positioning and locking of tools. According to the different thread rolling of the rolling die, there are two types of thread rolling and thread rolling.