1.he design of impact hand wheel decreases the operating torque, and ensures the sealing of valve.
2.The design of thrust bearing is used to decrease the open-close torque, and....

FOB

Feature: high quality screen;

Application: Industry, power system, flue gas purification plant, gas supply, vapour facilities, vacuum facilities, hot water, heating technology, ....

FOB

Feature: Packing sealed and back sealed;

Application: Industry, power system, vapour facilities, hot water, heating technology, thermal oil applications, shipbuilding, etc.
Medium: ....

FOB

Feature: Stem with bellow seal, Two-ply bellow seal, Secondary sealing, gland packing, Lubricating nipple, Position indicator , None-rising handwheel , Non-rotation lock of stem....