H71X-25P with four-side butt clampscheck valvesIt consists of valve body, valve flap, spring, etc. It is used to prevent backflow of medium and can be installed horizontally or vertically in pipeline system. The valve has a short structure, small size, fast flap closure, low water hammer pressure, low fluid resistance, sensitive action, good sealing performance and so on. This product adopts the butt-clamp connection, especially suitable for the installation of space-restricted occasions. Widely used in petroleum, chemical, rubber, paper and other industries, especially suitable for steam boiler and thermal oil system.
Product Features
- The structure is short in length and small in size and light in weight.
- The valve flap closes quickly with low water flow pressure.
- Horizontal or vertical piping can be used, easy to install.
- Smooth flow paths and low resistance to flowing water.
- Sensitive action and good sealing performance.
- Short valve stroke and low closing force.
- The overall structure is simple and compact, and the modeling is beautiful.
Product Parameters
产品型号 | H71X-25P |
阀体材质 | 304不锈钢 |
公称压力 | ≤2.5Mpa |
适用介质 | 水、蒸汽、油品等 |
适用温度 | ≤250°C |
Product Size Reference

通径 | L | ФD | Фd | A |
DN15 | 16 | 43 | 35 | 63 |
DN20 | 19.5 | 53 | 45 | 69.5 |
DN25 | 22 | 63 | 51 | 80.5 |
DN32 | 28 | 72.5 | 60.5 | 90.5 |
DN40 | 31.5 | 82 | 70 | 101 |
DN50 | 40 | 95.5 | 90 | 115 |
DN65 | 45 | 116 | 102 | 142 |
DN80 | 50 | 129.5 | 121 | 153.5 |
DN100 | 60 | 154.5 | 145 | 180 |
Installation Diagram
