4Inch 100mm NBR soft seal cast iron worm gear butterfly valve
Product Introduction
D371X-16Q worm gear center line wafer butterfly valve has excellent anti-corrosion and wear resistance. The 90 ° rotary switch of the wafer type worm gear butterfly valve is easy, the sealing is reliable and the service life is long. It is widely used for water supply and drainage in water plants, power plants, steel mills, papermaking, chemical industry, catering and other systems as regulation and cut-off.
Product features:
1. The valve adopts double eccentric structure, which has the sealing function of closing and tightening, and the sealing performance is reliable.
2. The sealing pair is made of stainless steel and nitrile oil resistant rubber, with long service life.
3. The rubber sealing ring can be located on the valve body or on the butterfly plate. It can be applied to media with different characteristics for users to choose.
4. The butterfly plate adopts frame structure with high strength, large overflow area and small flow resistance.
5. The overall baking paint can effectively prevent corrosion, and can be used in different media as long as the sealing material of the sealing valve seat is replaced.
6. The valve has the function of two-way sealing. During installation, it is not controlled by the flow direction of medium or affected by the spatial position. It can be installed in any direction.
Product parameters
| DN (mm) | SIZE(mm) |
| L | D | L0 | D0 | H1 | H2 | H3 | Z-d |
| 40 | 37 | 101 | 120 | 110 | 66 | 145 | 245 | 4-16 |
| 50 | 48 | 125 | 120 | 110 | 70 | 165 | 270 | 4-18 |
| 65 | 48 | 145 | 120 | 110 | 78 | 175 | 295 | 4-18 |
| 80 | 50 | 160 | 120 | 110 | 88 | 195 | 320 | 4-18 |
| 100 | 54 | 180 | 120 | 140 | 103 | 210 | 350 | 8-18 |
| 125 | 59 | 210 | 140 | 180 | 128 | 230 | 505 | 8-18 |
| 150 | 60 | 240 | 140 | 180 | 143 | 255 | 545 | 8-23 |
| 200 | 66 | 295 | 180 | 240 | 175 | 290 | 620 | 12-23 |
| 250 | 74 | 355 | 180 | 290 | 210 | 320 | 680 | 12-26 |
| 300 | 76 | 410 | 180 | 290 | 240 | 350 | 740 | 12-26 |
| 350 | 84 | 470 | 180 | 290 | 275 | 400 | 835 | 16-26 |
| 400 | 94 | 525 | 180 | 290 | 310 | 450 | 930 | 16-30 |
| 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
FAQ
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.
Product Tags:
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4Inch 100mm NBR Soft Seal Cast Iron Worm Gear Butterfly Valve / Bf Valve Images
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