Multi-function hydraulic control valve

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Size: DN40-DN1600

Nominal Pressure: PN10/PN16/PN25

Operation Temperature: ≤80°C

Suitable Medium: Water


JD745X multifunctional hydraulic control valve is composed of the main valve and regulating valve and take over the system, the valve body adopts once-through body, the main valve control room for the diaphragm or piston type double control room design, hydraulic control valve added a control room, strengthen the function of the control of the main valve, achieved to pump export slowly open, open, closed, as of multi-function control, implement a valve, a multifunctional control of pump export adjustment. JD745X multifunctional water pump control valve to take over the control system adopts the regulator, by setting valve opening, easy to realize to the control parameters, such as the main valve opening speed, hydraulic slowly-closing speed and so on.

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Q:Comparison of foreign valves, such as Jiang Sen, SIEMENS, Honeywell, Watts, Tyco valves?
Watts is the origin of industrial water valve, after so many years of development, the current air-conditioning, water supply and drainage, fire, general valve Liwoci is most commonly used, compared with the best foreign brands.
Q:What does "TD671F" mean?
You should type is wrong, or I should be D671F, with very limited knowledge and scanty information, this type of mean (D) pneumatic butterfly valve (6) of the clip (7) sealed the middle (1) fluorine plastic (F). There should also be a number of pressure figures and body material. For example, D671F-10C later means that the pressure is 10 kilograms (or 1.0MPa) and C represents the carbon steel
Q:Our company is doing valve exports,
National commodity inspection; stainless steel products; plastic tableware; domestic porcelain; toys; wooden products; furniture; bicycles; baby carriages; shoes; clothing; lamps and lanterns; plates; household appliances; bamboo / Wood / rattan / willow / grass / banana / vine furniture etc.
Q:What does the valve QF mean?
Valve type, one of the contents, Q refers to the ball valve, F refers to the F-4 seals.
Q:Symbols for all types of valves
Look at the attachment I gave you. The legend of the valves is complete!
Q:Where is the hydrant main valve?
There is a gate valve at the elbow below the hydrant
Q:What are the specifications of the valves PN25, DN50?
PN is the pressure. DN is caliber. In a nutshell, it's the valve of 25bar 50!
Q:Yongde jiekelong valves and valves of the good faith
Fujian Xiamen huashenghong Sanitary drainage fittings. Furniture guide rail, hardware, Taiwan locomotive. All of the above are the strongest domestic brands, high quality, stable performance, durable, buy a lifetime warranty, quality products. Domestic airport, water cube, bird's nest are using the above brand accessories.
Q:What should be checked before using the valve?
5, check valve disc or spool movement is flexible and accurate, no bias, displacement or skew phenomenon6, spring-loaded safety valve should be sealed, positioning lever type safety valve should have the weight of the device7, rubber lining, lining enamel and plastic lined valve body surface should be smooth, the lining layer and the substrate firmly, no crack, blister defects, using high frequency electric spark generator to inspect the lining surface, not found in liner breakdown (white flash phenomenon) is qualified8, the valve flange sealing surface should meet the requirements, and shall not have radial scratches
Q:What does the "Z45T-16" valve mean?
Z - gate valve4 - flange connection5 - Dark pole, stem non lifting (gate valve structure)T - copper alloy, valve sealing face code16 - pressure code, 1.6MPaMaterial code for grey cast iron valves of nominal pressure less than or equal to PN16 shall be omitted in model preparation.May refer to JB/T 308 valve model compilation method

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