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Corrugated metal hose mainly through the corrugated pipe part to achieve its function. Bellows are metal tubes with a corrugated shape that can be extended or shortened accordingly

The service life of the shock absorber varies due to a number of factors. In terms of material, the general service life of the rubber shock absorber is about 3-5 years. If high-qu

The qualification criteria for the expansion joint pressure test are mainly as follows: Leakproof - Under the test pressure, the various connecting parts of the expansion joint (su

Expansion joints in piping systems require regular maintenance. First of all, the expansion joint will be affected by the erosion and corrosion of the medium and the displacement a

The main working parts of the open mill are two relative rotating rollers. When working, the rubber material is placed between two rollers, because the speed of the two rollers is

There are two types of rubber mixer: open mixer and internal mixer. The open mixer is also called the open mixing machine, which is mainly composed of two opposite rotating rollers

The internal mixer works in a closed mixing chamber. There are two relatively rotating rotors inside, and after the compound and the compound are put into the mixing chamber, the r

If the expansion joint triangle flange bolt holes are not aligned, there are several remedies: Rredrilling - If the deviation is small, the hole can be properly expanded on the bas

The bolt holes on the expansion joint triangle flanges generally need to be aligned. Because the bolt hole alignment can ensure the tightness and uniform stress of flange connectio

Precautions for installing an expansion joint are as follows: Installation position: - The expansion joint should be installed in a suitable position in the piping system, generall

The external protection cylinder of the external pressure expansion joint mainly has the following functions: Withstand external pressure - A sealed space is formed between the out

External pressure expansion joint is a pipeline compensation device. It is mainly composed of bellows, outer protective tubes and connecting parts. The corrugated pipe is a part th