Fish Bolts installation and quality points
2021-11-03
Fish Bolts multi-purpose in the rail joint Fish Bolts connection,play a fixed role,sometimes can also be replaced by hexagonal bolt.Fish bolts is mainly used in the track laying of metallurgical industry,coking industry and iron and steel industry,and the rail and rail joints are fastened.Fish bolts are cylindrical threaded fasteners with nuts.A type of fastener consisting of a head and a screw(a cylinder with external threads)that is fitted with a nut for fastening two parts with through-holes. 
When attaching Frog Bolt and fishplate,the fishplate and rail contact parts and bolts shall be oiled.When threading fish bolts,the nuts must stagger inside and out.Bolt procedures,such as the use of four-hole fishtail plate,first tighten the middle two,and then on both sides,after tightening both sides,and then tighten the middle two.When twisting fish bolts,one person using 55 cm screw wrench shall prevail,not too long screw wrench or two people pulling.Fish bolts can not wear,the application of hammer on the fishtail plate at both ends,the eye alignment,not allowed to hammer hard fish bolts into. In addition,when buying fish bolts,must pay attention to fish bolts quality.Our company specializes in railway equipment,railway accessories production and sales,welcome to inquire at any time.
