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旋启

旋启

旋启

1

Industrial Swing Check models can be fitted with an optional counter balance device to further control closing speed .

工业旋启式止回阀系列可以配置反平衡装置来进一步控制关闭速度。

2

processing contrast experimental investigation into the water hammer for a spherical check valve and swing check valve is conducted .

对球形和旋启式两种止回阀进行了水锤对比试验研究。

4

Swing Check Valve bodies are ordinary hinge , there is a door the same as the free flap valve against the valve seat sloping surface .

旋启式止回阀有一介铰链机构，还有一个像门一样的阀瓣自由地靠在倾斜的阀座表面上。

6

Swing had just returned to ordinary hinge , there is a door the same as the free flap valve leaning tilt the seat surface .

旋启式止回有一介铰链机构，还有一个像门一样的阀瓣自由地靠在倾斜的阀座表面上。

7

As the fluid stream slows and reverses , the disc responds by swinging to the closed position .

当流体流速减慢并且逆向流动时，阀瓣反应旋启到关闭位置。

8

Swing Check Valves operate in response to a fluid stream flow opening a swinging disc .

当流体流动打开旋启式阀瓣时，旋启式阀瓣处于工作状态。

9

10

Swing-shaped : sluice gate pieces around the axis of rotation outside the valve seat .

旋启形：启闭件围绕阀座外的轴线旋转。

12

Swing Check Valves additionally allow higher volume of fluid transmission.

此外，旋启式止回阀能够通过的流量更大。

13

Swing check with outside lever and spring to be used on sump, sewage and storm drain lines .

行机构的旋启式止回阀用于污水坑、排污和雨水排泄管道。

14

Swing check valves are normally designed for installation in horizontal pipe runs.

旋启式止回阀通常适用于安装在水平管道上。

16

Correct sizing of swing check valves is important .

旋启式止回阀通径的正确计算和选择非常重要。

18

MSS SP-71 Covers Cast Iron Swing Check Valves , Flanged and Threaded Ends .

71 包括铸铁旋启式止回阀，法兰和螺纹连接。

21

Swing Check Valves Butterfly Type Non-slam Check Lift Check Valves Tiny Drag Slow Shut Check Valves

旋启式止回阀蝶式缓冲止回阀升降式止回阀微阻缓闭止回阀

22

General purpose industrial valves - Steel swing check valves

通用阀门钢制旋启式止回阀

23

Technical Improvement of the Flap in Damping and Swing Check Valve

微阻缓闭旋启式止回阀阀瓣的改造

24

Iron Body Swing Check Valves are available with Outside Lever and Weight or Lever and Spring

铸铁阀体旋启式止回阀可配置外置杠杆和压铁，或者杠杆和弹簧

25

Engineering Data and Dimensions for Pressure Seal Swing Check Valves

压力密封旋启止回阀工程技术数据

26

Bolted Bonnet Swing Check Valves Forged Carbon, Alloy or Stainless Steel

螺栓阀帽旋启式止回阀锻造碳钢、合金钢或不锈钢

27

Service Recommendations for Swing Check Valves

旋启式止回阀应用建议

29

BONETTI SWING TESTABLE CHECK VALVES

可测试的旋启式止回阀

30

Wafer type double disc swing check valve

对夹双瓣旋启式止回阀

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