Эластичные сидящий задвижки

Features 1. Flat straight bottom design, avoiding odds and ends healed up, which ensures ithas no effect on the sealing performance after long using. 2. Epoxy painting on the body, isolated to the medium, and avoid of corrosion. 3. Triple sealing to protect against leakage in shaft, which ensures none leakage ofvalve. 4. Setting up the inverted sealing actuator, which ensures in the condition of usingvalve ,it can change seal--packing, without dismantling valve. 5. The high quality of seat rubber ensures its antiaging performance and excellentre--elasticity. 6. The excellent incorrosive performance.. (1) Epoxy resin coating in the shell. (2) Adopting the interior six angle bolt in connecting bolt,rubber--sealing in top. 7. Dependable hygienic. (1)Epoxy resin coating conforms to hygienic standard GB/T17219--1998. (2)Whole cover of disc conforms to the rubber of hygienic inspection. (3)The parts such as shaft, shaft nut, etc. adopt the material of stainless steel of incorrsive water or Bronze. (4)The extent of application. Drinking water, water supply and sewage, sweat treatment,natural gas and coal gas, industry as well as food, etc.