Product description
GBW series gate valve is specially designedfor frac service and sour service conditions with mixture of mud, sand andcement, etc. it has a reliable performance of front seat sealing. Features:
01.Theouter seats and inner seats are both embedded into the body. Under thepressure, the inner seats and outer seats move freely, creating an effectiveupstream sealing. 02.Theinner seats have a sand control plate design on the bottom, and the set ofshielded ring between outer seats and inner seats prevents the sand gettinginto the body cavity effectively.
03.Thesurface of the sand control board and the inner seat sealing surface arealigned. When the gate move downward, the gate is always contact with the innerseat and sand control plate in order to prevent sand getting into body.