Z81XTrench open stem gate valveIt is characterized by light switch, reliable sealing, good elastic memory and long service life. Widely used in water, sewage, construction, fire fighting system and other fluid pipeline as a regulator and interceptor.
Product Features
- The bottom of the valve seat has no grooves and is a flat-bottomed structure, which is consistent with the diameter of the valve body, avoiding the accumulation of debris and making the fluid flow unobstructed.
- Valve body bonnet inside and outside coated with epoxy resin, valve body thickening, in use without cracking, do not fall off.
- The surface of the valve plate is fully covered with rubber, which is firmly combined with the core frame, not easy to fall off and has excellent elasticity.
- The upper seal between the valve stem and the valve cover adopts three O-type rubber seals, which makes the valve stem rotate easily, seal reliably and have a long service life.
- The valve body adopts casting process, and valve plate anastomosis, good sealing performance, good interchangeability performance.
Product Parameters
产品型号 | Z81X-16Q |
阀体材质 | 球墨铸铁 |
阀瓣材质 | Ductile iron + NBR |
公称压力 | ≤1.6Mpa |
适用介质 | 水等 |
适用温度 | ≤80°C |
Product Size Reference

通径 | L | H |
DN65 | 140 | 320 |
DN80 | 150 | 375 |
DN100 | 175 | 405 |
DN125 | 200 | 496 |
DN150 | 225 | 515 |
DN200 | 255 | 705 |