H11H铸钢升降式止回阀的功能是用来防止管路中的介质倒流。其阀瓣沿着通道中以线作升降运动，动作可靠，但流体阻力较大，适用于轻小口径的场合。该产品具有结构紧凑、外形精美、启闭轻松、密封可靠等特点。适用于空气、蒸汽、水、气体、石油、腐蚀性介质等，广泛应用于石油、化工、冶金、轻工、造纸、制冷等工作领域。
Product Features
- Lift-off valves have a greater fluid strength and are suitable for smaller diameters.
- Only suitable for horizontal installation of piping.
- The valve disc has a short opening and closing time and operates reliably.
Product Parameters
Nominal Diameter | G | L |
DN8 | 1/4 | 83 |
DN10 | 3/8 | 83 |
DN15 | 1/2 | 83 |
DN20 | 3/4 | 103 |
DN25 | 1 | 113 |
DN32 | 1-1/4 | 125 |
DN40 | 1-1/2 | 136 |
DN50 | 2 | 160 |
Product Size Reference
Nominal Diameter | L | L1 | D | H | H1 |
DN15 | 120 | 67 | 12.8 | 192 | 57 |
DN20 | 129 | 72 | 19 | 206 | 71 |
DN25 | 147 | 80 | 24.5 | 210 | 75 |
DN32 | 164 | 89.5 | 30 | 230 | 95 |
DN40 | 182 | 93 | 38 | 248 | 113 |
DN50 | 209 | 110 | 49 | 270 | 135 |
DN65 | 247 | 120.6 | 64 | 300 | 165 |
DN80 | 288 | 138.5 | 79 | 334 | 199 |
DN100 | 340 | 163.5 | 99 | 368 | 233 |
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