Knowledge

Automobile industry - sedans, trucks, buses compressor construction machinery Wind power generation equipment Agricultural machinery Foundry industry

Flange nuts, also known as padded nuts, serrated nuts, hexagonal flange nuts, flange nuts, etc. Most of them are used for pipeline connections or work

1. Hexagonal flange type: There are two types of hexagonal heads, one is flat headed and the other is concave headed. 2. Surface color category: Accor

A flange screw is a type of fastener consisting of a hexagonal head, a flange plate (the gasket below the hexagon is fixed together with the hexagon),

Nut principle: The working principle of a nut is to use the frictional force between the nut and the bolt for self-locking. However, the reliability o

① When performing secondary maintenance every 12000 km of operation, the engine oil pan should be disassembled to check the usage of the engine bearin

① Excessive tightening torque during assembly and uneven force application. Due to the lack of strict use of torque wrenches during assembly and a lac

The connecting rod bolts of diesel engines are disposable and cannot be reused. If the connecting rod bolts are reused, due to the high force, the bol

The performance grades of bolts used for steel structure connections are divided into more than 10 grades, including 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8

Tin is a silver white metal that is non-toxic and has good weldability and ductility. Widely used in industries such as electronics, food, and automob

1. According to the stress mode of the connection, there are ordinary and reamed holes. The bolts used for reaming holes should match the size of the

Hexagonal bolts refer to hexagonal head bolts (partially threaded) - Class C and hexagonal head bolts (fully threaded) - Class C. Also known as hexago