Henan Liwei Industry  Co., Ltd. is a professional manufacturer of piping systems. Our main products include Single/Double Sphere Rubber Joint, expansion joint, Ball Joint, Flange, steel dismantling joint, Carbon Steel/Stainless Steel Metal Expansion Joints, Fabric Expansion Joints, valve parts, pipe parts, various kinds of stainless steel compensators, duct fabric compensators, advanced soft sealing gate valves and flange duckbill valve.

Liwei fabric expansion joints can be widely used in the field of thermal power, metallurgy, chemical industry and cement. Fabric expansion joint has the advantages of high temperature resistance, corrosion resistance, logical structure, simple installation and maintenance. Today Yinlong will introduce the installment requirement of fabric expansion joints.

1. Screw down the flange bolt regularly and the tightness of all bolts shall be same as soon as possible. Under bad condition, flat pad as well as spring gasket shall be installed to prevent the nut loosening.
2. Relevant rubber asbestos pad shall be installed between compensator and matching flange in accordance with the working temperature.
3. In the test, placing screw of compensator shall be appropriately adjust to make it convenient to compensation.
4. In welding connection, the placing screw shall be appropriately loosened to prevent distortion.
5. In welding, covering shall be applied to cover the rubber (fabric)to prevent the damage to product.