Featured Products
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Best Supply En558-1 Soft Sealing PN10 PN16 Cast Iron Ductile Iron SS304 SS316 Double Concentric Flanged Butterfly Valve
Body: Short in structure, light in weight, high strength,apply to wafer (small diameter) and flange connection.
Disc: High strength disc with precise machining, assure bi-direction pressure bearing and no leakage.
Shaft: High strength stainless steel shaft can deliver torque effectively.
Upper Flange: Available in actuators with various connection standards.
Packing Gland: Through pressing the packing gland, can prevent stem end from leakage.
Sealing Ring: The secondary shaft seal prevents from impurities and protects the shaft.
Bushing: Made of lubricant and small friction coefficient material, support shaft and reduce rotation torque.
Bottom Cover: Support disc by wearing washer and shaft, prevent falling and assure sealing performance.
Wearing Washer: Prevent the shat end from wearing, reduce rotation torque, and assure the disc in right position.
Seat Sealing Ring: High quality rubber ring, fixed on body, assures no leakage. No more washers when valve connects with flange.
O-Ring: Applied as secondary seal, prevent shaft end leakage. -
DN40-DN800 Factory Cast Ductile Iron Wafer Non Return Dual Plate Check Valve
Wafer Type Dual Plate Check Valve Characteristic of Product:
Small in size,light in weight.compact in structure,easy in maintenance.
Two torsion springs are added to each of the pair valve plates.which close the plates quickly and automatically.
The quick- close action prevents the medium from flowing back.
Short face to face and good rigidity.
Easy installation, it can be installed on both horizontal and vertical direction pipelines.
This valve is tightly sealed,without leakage under the water pressure test.
Safe and reliable in operation,high interference -resistance. -
Good Quality DIN Standard Cast Ductile Iron Ggg50 Lug Type Pn 16 Butterfly Valve
MD Series Lug type drilling hole is threaded.
Size:DN 50~DN600 -
Factory Price For Wafer EPDM Soft Sealing Butterfly Valve with Handle
YD series Flange connection is universal standard;
Size:DN 32~DN 600
Pressure:PN10/PN16/150 psi/200 psi -
Factory Free sample Flanged Connection Steel Static Balancing Valve
Size:DN 50~DN 350
Pressure:PN10/PN16 -
High Quality for Ductile Cast Iron Y Type Strainer Valve with Stainless Steel Filter
Size:DN 40~DN 600
Pressure:PN10/PN16 -
Best Price Soft Seat Swing Type Check Valve with flange connection EN1092 PN16 PN10 Made in China
Rubber swing check valves mainly used for the outlet of the pipeline in the industrial departments such as water supply and drainage system, petroleum and chemical inoustry, so as to prevent the media from coun-tercurrent. Because the sealing ring of the product isdesigned byinclined design, the closing time is short, and the water haammer pressure can be reduced. The disc is made of butadiene rubber and steel plate pressed by high temperature. lt has good scouring resistance, good sealing performance, simple product structure, convenient main-tenance and transportation.
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Hot Selling Flange Connection Swing Check Valve EN1092 PN16 PN10 Non-return Check Valve
Rubber swing check valves mainly used for the outlet of the pipeline in the industrial departments such as water supply and drainage system, petroleum and chemical inoustry, so as to prevent the media from coun-tercurrent. Because the sealing ring of the product isdesigned byinclined design, the closing time is short, and the water haammer pressure can be reduced. The disc is made of butadiene rubber and steel plate pressed by high temperature. lt has good scouring resistance, good sealing performance, simple product structure, convenient main-tenance and transportation.
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Swing Check Valve Flange Connection EN1092 PN16 PN10 Rubber Seated Non-return Check Valve
Rubber swing check valves mainly used for the outlet of the pipeline in the industrial departments such as water supply and drainage system, petroleum and chemical inoustry, so as to prevent the media from coun-tercurrent. Because the sealing ring of the product isdesigned byinclined design, the closing time is short, and the water haammer pressure can be reduced. The disc is made of butadiene rubber and steel plate pressed by high temperature. lt has good scouring resistance, good sealing performance, simple product structure, convenient main-tenance and transportation.
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Soft Seat Swing Type Check Valve with flange connection EN1092 PN16 PN10
Rubber swing check valves mainly used for the outlet of the pipeline in the industrial departments such as water supply and drainage system, petroleum and chemical inoustry, so as to prevent the media from coun-tercurrent. Because the sealing ring of the product isdesigned byinclined design, the closing time is short, and the water haammer pressure can be reduced. The disc is made of butadiene rubber and steel plate pressed by high temperature. lt has good scouring resistance, good sealing performance, simple product structure, convenient main-tenance and transportation.
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Air Release Valve Ductile Iron Composite High Speed Vent Valve Flanged Connection
Air release valves are critical components in pipelines and systems used to transport fluids such as water, oil and natural gas. These valves are designed to remove air or accumulated gas from the system, preventing air from causing flow interruptions and inefficiencies.
The presence of air in ducts can cause a range of problems, including reduced flow, increased energy consumption, and even damage to the system. This is why exhaust valves are vital, as they help maintain optimal performance of your system and ensure smooth operation.
One of the primary functions of a vent valve is to release trapped air from the system. When fluid enters pipes, air can become trapped in higher places, such as bends, heights, and mountaintops. As fluid flows through pipes, air can accumulate and form air pockets, resulting in reduced efficiency and increased pressure. Bleed valves are strategically placed at these high points to release trapped air and restore system balance.
Another important function of the exhaust valve is to prevent vacuum conditions from forming in the system. A vacuum condition may occur when the fluid velocity changes suddenly or when the liquid column breaks due to a high point or sudden valve closing. These vacuum conditions can cause equipment damage, pipe collapse, or even implosion. Vent valves protect the system by allowing air to enter and equalize pressure, preventing vacuum conditions from forming.
In summary, vent valves play a vital role in maintaining the efficiency and smooth operation of pipes and systems that carry fluids. They release trapped air and prevent vacuum conditions, ensuring optimal operation of the system and preventing interruptions and damage. By understanding the importance of vent valves and taking appropriate installation and maintenance measures, system operators can ensure the longevity and reliability of their piping and systems.
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Good Selling Composite High Speed Vent Valve PN16 Ductile Iron Flanged Connection Air Release Valve
Composite high speed air release valve is composed of two parts: The high pressure diaphragm automatic air release valve and the low pressure intake air release valve. The high pressure air valve releases a small amount of air accumulated inside the pipe under pressure. Low pressure air valve can discharge the air in the pipe when the empty pipe is filled with water, and automatically open and air inlet into pipe to eliminate vacuum when the pipe is drained or vacuum or under the condition of water column separation.
