Xinghang Corrugated Pipe Manufacturing Co., Ltd.

Directly buried (fully buried) expansion joints have good self-sealing protection performance and are equipped with limiting devices. They can be buried directly underground without the need for wells. More than one compensator is allowed to be installed in the main fixed pipe frame to reduce segmentation. The compensated fixed passenger frame has good guiding performance, is easy to construct and install, has low investment, does not require maintenance, and has certain economic and social benefits.
Model type
Expansion joint standard
Standard number/ (new standard/)
Expansion joint standard name Metal bellows expansion joint general technical conditions
Standard implementation date (new standard) Standard Implementation Date)
Promulgating Department State Administration of Quality and Technical Supervision
Content Introduction This standard specifies the definition, classification, requirements, test methods, inspection rules, marking and packaging, transportation and storage of metal bellows expansion joints wait. This standard is applicable to the design, manufacture and inspection of circular expansion joints installed in pipelines whose flexible parts are integrally formed unreinforced, reinforced and corrugated pipes. The design, manufacture and inspection of expansion joints for pressure vessels can also be used as a reference.
The price war between manufacturers, the price war between manufacturers and buyers, and the price war between middlemen and end customers are all self-evident things. How to get out of this chess game and find a new way is an indisputable reality for stainless steel pipe manufacturers.
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