& does relevant recommendations: corrugated expansion pipe, corrugated expansion gongyi city wholesale price is the full state pipeline equipment co., LTD. The main business of our company has been made as a special equipment manufacturing license and ISO quality management system certification of qualified companies, the company management concept: the factory in order to "customer needs is our goal" principle, wholeheartedly for the customers with excellent products, reasonable prices, fast delivery cycle, professional technical support and perfect after-sales service. In the future, full state is full of confidence and hope, was determined in a more high quality brand and good service, sincere cooperation with customers at home and abroad, to do the northern area of the thermal compensation smoke duct equipment industry's first brand.
 


Corrugated expansion of related introduction
Corrugated expansion applies to both sides are equal in pipe welding, loosen the gland nut when installation, adjustment to install length cut at the ends of the short tube and pipe welding, after the last evenly tighten nut with diagonal method, and adjust the nut off.

The technical parameters of corrugated expansion