The primary function of the butterfly valve is to control the flow of the medium (cut off, adjust) by rotating the butterfly plate frame through the hand wheel or the drive device. A locking device is used to lock the opening Angle of the spillboard to control the flow rate. When the spillboard is opened 90 degrees perpendicular to the channel, the valve is fully opened.
Carbon steel,stainless steel etc.
Butterfly valves are widely used in petroleum, chemical, power station, municipal engineering, building automation and other comprehensive industries, for cutting off, converting, regulating pipelines.
| DN | Boundary dimensionds | 1.0 Mpa | 1.6Mpa | ||||||
| L | H | H0 | A | B | D0 | n-d | D0 | n-d | |
| 50 | 43 | 63 | 235 | 270 | 110 | 125 | 4-18 | 125 | 4-18 |
| 65 | 46 | 70 | 250 | 270 | 110 | 145 | 4-18 | 145 | 4-18 |
| 80 | 46 | 83 | 275 | 270 | 110 | 160 | 8-18 | 160 | 8-18 |
| 100 | 52 | 105 | 316 | 270 | 110 | 180 | 8-18 | 180 | 8-18 |
| 125 | 56 | 115 | 340 | 310 | 110 | 210 | 8-18 | 210 | 8-18 |
| 150 | 56 | 137 | 376 | 310 | 110 | 240 | 8-22 | 240 | 8-22 |
| 200 | 60 | 164 | 430 | 353 | 150 | 295 | 8-22 | 295 | 12-22 |
| 250 | 68 | 206 | 499 | 353 | 150 | 350 | 12-22 | 355 | 12-26 |
| 300 | 78 | 230 | 570 | 380 | 150 | 400 | 12-22 | 410 | 12-26 |
we will contact you in 6 hours as soon as we can.
We are factory.
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.
We adhere to strict quality control procedures that begin with product design and carry through to the end of the production process using state-of -the-art quality control equipment.
We are a global stocking valve distributor with a vast inventory of valves for any job.
Submit Request
PDF Request
