Metal hose the selection first five factors (1) metal hose size hose male DN, choose the type of connector (flange connection, threaded connection, quick connector) and the size of the metal hose, hose length. (2) pressure hose actual operating pressure, and then query the public of the corrugated metal hose DN pressure gauge to decide whether or not to use a stainless steel mesh cover types of metal hose. (3) chemical properties of the medium conveyed in the medium hose, the hose material resistant to corrosion, and to determine the material of the various parts of the hose. (5) status by the use of the state with reference to the proper use and installation of metal hose and hose optimum length compensation settlement. Hose all kinds of sports state calculations and the minimum number of bending of the hose and the minimum bend radius, and other factors, parameters select the correct hose length and properly installed. http://www.jinshuruanguanchang.com