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Brand Name : | Liang He |
Model Number : | D371X |
Certification : | ISO 9001 |
Price : | $26.5-46.9 per set |
Payment Terms : | T/T, D/A, D/P, Western Union, MoneyGram, L/C |
Supply Ability : | 8000 piece per month |
Delivery Time : | 1-7 day |
The working principle of the turbine pair clamp butterfly valve
1. Butterfly plate positioning: The main component of the turbine pair clamp butterfly valve is a
disc-shaped butterfly plate, which is installed in the middle
position of the valve through the bearing, and can rotate around
the valve shaft. When the valve is closed, the butterfly plate is
in close contact with the valve seat, preventing the fluid from
passing through. When the valve is opened, the butterfly plate
rotates to a position perpendicular to the valve seat, leaving a
large central channel for fluid to pass through.
2. Fluid regulation: By rotating the angle of the butterfly plate, the opening of the
valve can be adjusted, so as to control the flow of fluid. The
butterfly plate rotates from 0 to 90, where 0 is completely closed
and 90 is fully open. Flow control can be achieved by adjusting the
valve opening.
3. Tightness: The turbine pair clamping butterfly valve adopts a clamping device
to fix the butterfly plate and the valve seat, when the valve is
closed, the clamping device clamps the butterfly plate and the
valve seat tightly together to form a good sealing state and avoid
fluid leakage. At the same time, the contact surface of the valve
seat and the butterfly plate are made of cemented carbide and other
materials, which have good wear resistance.
4. Operation mode: The turbine pair pinch butterfly valve can be switched on and off
by manual operation, electric operation or pneumatic operation.
Manual operation requires manual rotation of the valve shaft,
electric operation uses an electric actuator, and pneumatic
operation uses compressed air to control the actuator's switches.
The suitable medium for the soft-sealed turbine to the butterfly valve
1. Air: Suitable for all kinds of air pressure systems.
2. Water: Including drinking water and wastewater treatment systems.
3. Sewage: Used in sewage treatment and discharge system.
4. Steam: Suitable for steam supply and discharge system.
5. Gas: Used in the gas supply and distribution system.
6. Oil: Suitable for all kinds of lubricating oil and fuel oil systems.
Product parameters
Nominal diameter | Overall Dimension | Connection size | |||||||||
DN | L | H | HO | A | B | 0.6MPa | 1.0MPa | 1.6MPa | |||
DO | n-d | DO | n-d | DO | n-d | ||||||
50 | 43 | 63 | 306 | 180 | 200 | 110 | 4-14 | 125 | 4-18 | 125 | 4-18 |
65 | 46 | 70 | 321 | 180 | 200 | 130 | 4-14 | 145 | 4-18 | 145 | 4-18 |
80 | 46 | 83 | 346 | 180 | 200 | 150 | 4-18 | 160 | 8-18 | 160 | 8-18 |
100 | 52 | 105 | 387 | 180 | 200 | 170 | 4-18 | 180 | 8-18 | 180 | 8-18 |
125 | 56 | 115 | 411 | 180 | 200 | 200 | 8-18 | 210 | 8-18 | 210 | 8-18 |
150 | 56 | 137 | 447 | 270 | 280 | 225 | 8-18 | 240 | 8-22 | 240 | 8-22 |
200 | 60 | 164 | 572 | 270 | 280 | 280 | 8-18 | 295 | 8-22 | 295 | 8-22 |
250 | 68 | 206 | 646 | 270 | 280 | 335 | 12-18 | 350 | 12-22 | 355 | 12-26 |
300 | 78 | 230 | 738 | 380 | 420 | 395 | 12-22 | 400 | 12-22 | 410 | 12-26 |
350 | 78 | 248 | 761 | 380 | 420 | 445 | 12-22 | 460 | 16-22 | 470 | 16-26 |
400 | 102 | 289 | 877 | 450 | 470 | 495 | 16-22 | 515 | 16-26 | 525 | 16-30 |
450 | 114 | 320 | 938 | 480 | 490 | 550 | 16-22 | 565 | 20-26 | 585 | 20-30 |
500 | 127 | 343 | 993 | 480 | 490 | 600 | 20-22 | 620 | 20-27 | 650 | 20-33 |
600 | 154 | 413 | 1131 | 480 | 490 | 705 | 20-26 | 725 | 20-30 | 770 | 20-36 |
700 | 165 | 478 | 1476 | 640 | 660 | 810 | 24-26 | 840 | 24-30 | 840 | 24-36 |
800 | 190 | 525 | 1533 | 640 | 660 | 920 | 24-30 | 950 | 24-33 | 950 | 24-39 |
900 | 203 | 585 | 1655 | 750 | 860 | 1020 | 24-30 | 1050 | 28-33 | 1050 | 28-42 |
1000 | 216 | 640 | 1765 | 850 | 900 | 1120 | 28-30 | 1160 | 28-36 | 1170 | 32-48 |
1200 | 254 | 755 | 1995 | 850 | 900 | 1340 | 32-33 | 1380 | 32-39 | 1390 | 38-39 |
Inventory display
FAQ
Q: What are your payment terms?
A: T/T (30% as deposit, the rest 70% will be paid before delivery), L/C at sight.
Q: How can you guarantee the quality or any warranty?
A: Check the specification,material and appearance before delivery,
and approve the delivery after qualified.Support third-party
inspection.
Q: Have your products been exported?
A: Yes, they have been exported to USA, Canada, Australia, Russia,
Chile, Panama, Nicaragua, UAE, Saudi Arabia, Egypt, Sri Lanka, Nigeria, Vietnam, Indonisia, Singapore,
Greece, Netherland, Georgia, Romania, Ireland, India...
Q: Are you trading company or manufacturer?
A: We are a manufacturer of butterfly valves, gate valves, duckbill
valves, rubber expansion joints with more than 20 years of
experience.
Q: Do you provide samples? Is it free or charged?
A: Yes, we can offer sample free but shipping charges covered by
customer.
Q: Can the products be manufactuered by customer's requirement?
A: Yes, the specifications stated above are the standard ones, we can
design and manufacture as requirement.
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