Quick to cut off the electric stainless steel ball valve of the three options

Quick to cut off the electric stainless steel ball valve of the three options. 1, selection of structural type. 2, the choice of sealing material. General electric stainless steel ball valve valve core or one of the non-metallic materials of seating in the form of valve. Its sealing effect is good, but in the cleaning of pipe installation, system can keep more or less clean sundry, they through the regulating valve, the valve seat or valve core scratch easily, increase leakage, poor stability of sealing. So, choice of seal medium must be considered strictly before flushing pipeline cleaning and was put into operation. 3, the choice of sealing surface. ( 1) Spherical seal. ( 2) Face to face seal. http://www。 dazkfy。 com