Эластичные сидит задвижка

Resilient seated gate valve AWWA C509,BS5163,DIN3352 Body:Ductile cast iron,PN10/16/25 Stem:Stainless steel 2Cr13+Al-Bronze Size:DN40-DN1000mm O ring: NBR or EPDM Disc: Ductile iron with NBR or EPDM Nut: Brass Hand wheel: Ductile iron •Soft sealing, no concave design in the valve bottom, preventing sundries and silting effectively. •Valve body inside and outside both with fusion bonded epoxy resin coating. The excellent corrosion resistance avoids the second pollution to drinking water. •The disc is lined entirely by high quality rubber. Advanced rubber vulcanization technology ensures that the rubber lined disc keep tightly without shedding. •The stem is sealed by three “O” seal rings, it is more reliable and “O” rings can also be replaced in the pressure, no stop water. •The body material is ductile iron which makes it high intensity, light weight and long service life.