Mechanical Check Valve

Hot Products

Portland®High Temperature Air Lock Valve

CHECK VALVE BALL THREADED/ FLANGED DUCTILE IRON DN32- DN300

high quality ductile iron cast iron flanged swing check valve

CHECK VALVE SWING TYPE DIN/BS/JIS DN40- DN600

Iron Check Valve DN700 Attractive and Reasonable Price

CHECK VALVE LIFT TYPE DUCTILE IRON DIN DN15- DN300

Ductile Iron Check Valve DN200 High Quality and Reasonable Price

Cast iron check valve High Quality China

Wafer Type Check Valve DN40-DN600 High Quality

CHECK VALVE LIFT RUBBER FLAPPER DIN DUCTILE IRON DN40- DN300

FAQ

What kind of check valve is used in the sewage pump of sewage treatment plant?

2. installation of pump outlet check valve*Swing check valves are generally mounted on horizontal pipes: for bore DN~80mm check valves, they can also be mounted on vertical or upward sloping pipes.*Straight through lift check valves shall be installed on horizontal pipes; vertical lift check valves must be mounted on vertical pipes and medium upward flow.*As the check valve is easy to damage, therefore, should be installed near the pump outlet valve, in the upper part of the check valve with a cut-off valve (general use of ball valve or gate valve), easy to overhaul.*To facilitate the relief of the check valve before disassembly, the relief valve shall be installed between the check valve and the shut-off valve.

Check valve H15B-16 DN25 is that product?

Screw swing multi valve check - nominal pressure 1.6Mpa, product caliber 25mmOur company has production!

What is the check valve?

Check valve, also known as one-way valve or check valve, its role is to prevent the medium back in the pipeline. Pump water off the bottom valve check valve also belongs to class. The opening and closing parts depend on the flow of the medium and the power is turned on or off by itself. The valve that prevents the backflow of the medium is called a check valve. Check valves belong to the automatic valve, mainly used for one-way flow of media channels, allowing only medium to flow in one direction, to prevent accidents.Check valve (Check Valve): divided by the structure, can be divided into lift check valve, swing check valve and butterfly check valve three. Lift check valve can be divided into vertical and straight through two. Swing check valve is divided into single, double valve and multi flap type of three. Butterfly check butterfly butterfly, double butterfly, butterfly single, more than a few kinds of check valve, in connection form can be divided into thread connection, flange connection, welding and clamp type connection four kinds.

How to install industrial check valves? How should they be used?

3, when installing check valve, should pay special attention to medium flow direction, should make medium normal flow direction and the direction of the arrow on the body is consistent, otherwise it will cut off the normal flow of media. Valve should be installed at the bottom of the pump suction pipe.

How to control the common flue return and smoke return?

In the hood outlet to install a reasonable design, shut tight, open the hood in place, can be easily wind blown open, will not be open to the flue suction, and the blade contact area is very small, and a sealing ring, not to hinder the blade opening exhaust flue check valve closed Miller beauty you can eliminate the smoke intrusion and poor smoke.

Do you still need to check valve fittings for solar water heater installation?

Need, the solenoid valve automatically control itself has the function of manual water valve was the installation of the installation, but now a lot of pressure to see you still go not installed, they save cost, but will give users the trouble

Furnace blower outlet check valve what

Must install check valve to prevent downtime fan reversal

Does the Vatti range hood e601a2z have check valves?

As long as the regular manufacturers of smoke machines must be equipped with check valves, Vatti as a well-known brand of kitchen electricity, this should not worry about you