Bushing expansion joint is made up of body tube, telescopic tube, gasket and sealing ring, which is used for water supply and drainage engineering. It provides a great convenience for installation of urban tap, pump room water meter and valve as well as a good filling effect to solve the long distance pipeline scaling problem caused by temperature difference.
There are three kinds of material of inner tube in bushing expansion joint: gray casting (HT), copper plating (DT) and brass (ZH62). Work pressure points: PN6, PN10 and PN16. Before installation, the pressure plate bolt should be loosen, pulled to install length, then tighten with diagonal method, and do not partial pressure. If aerial used, fixed support accordingly must be installed on both ends. Flange connection using GB4216.3-4216.5 standard, if choose other specifications can inform the factory production separately.
Gongyi HuanZhong Pipeline Equipment Co., Ltd is a company specializing in the production of telescopic device. The products produced by our company are strictly in accordance with national standards and offer high quality service for the new and old customer. Welcome to order!
