The selection and configuration of the compensator should be considered comprehensively, because there are many types of expansion joints and the correct selection is very important. Only then can we ensure the design of the pipe system, reasonable, reliable and economic.
Bellows as the core flexible element of the compensator, in the pipeline can be axial, transverse and angular compensation in three directions. Internal pressure compensator from its performance can be made in three directions of displacement, but due to its limitations by the casing and other accessories, often only for axial displacement, so the user in the selection and order need to indicate the need for several directions of displacement, so that the correct choice.
