100mm Worm Gear Butterfly Valve 4 Inch NBR Soft Seal Cast Iron BF Valve
Product Introduction
The D371X-16Q worm gear center line wafer butterfly valve features excellent anti-corrosion and wear resistance. With its 90° rotary switch operation, this wafer type worm gear butterfly valve offers easy operation, reliable sealing, and long service life. Widely used for water supply and drainage in water plants, power plants, steel mills, papermaking, chemical plants, and catering systems as regulation and cut-off devices.
Product Features
- Double eccentric structure provides tight sealing function with reliable performance
- Sealing pair made of stainless steel and nitrile oil-resistant rubber for extended durability
- Rubber sealing ring can be positioned on valve body or butterfly plate for different media applications
- Frame structure butterfly plate offers high strength, large overflow area, and minimal flow resistance
- Overall baking paint finish effectively prevents corrosion; adaptable to various media by changing sealing material
- Bidirectional sealing function allows installation in any orientation without flow direction restrictions
Product Parameters
| DN (mm) |
SIZE (mm) |
| 40 |
37 |
| 50 |
48 |
| 65 |
48 |
| 80 |
50 |
| 100 |
54 |
| 125 |
59 |
| 150 |
60 |
| 200 |
66 |
| 250 |
74 |
| 300 |
76 |
| 350 |
84 |
| 400 |
94 |
| Name |
Cast iron worm gear butterfly |
| Size |
DN40-DN1200 |
| Pressure |
PN6/PN10/PN16 |
| Body |
Ductile iron |
| Temp |
-20℃-120℃ |
| Suitable Medium |
Fresh water, Sewage, Seawater, etc. |
| Application |
Petrochemical, water treatment, etc. |
Inventory Display
Frequently Asked Questions
Q: What are the advantages of your butterfly valves?
A: Our butterfly valves are known for their good sealing, corrosion resistance, and long service life.
Q: What are the media suitable for butterfly valves?
A: Water and neutral liquids.
Q: Can different colors of butterfly valves be customized?
A: Of course, we can make it according to customer requirements.
Q: What is your packing method?
A: It is first wrapped in plastic film, then packed into a carton and then packed into a wooden case. It can also be made according to customer requirements.
Q: Where is your loading port?
A: Shanghai, Qingdao or Tianjin in China.
Q: How long is your delivery time?
A: It depends on the quantity, but usually no more than 20 working days.
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