Metal Seated High Performance Butterfly Valve
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Applications
Metal seated high performance butterfly valves can be used in water conveyance systems, seawater pipeline systems, and gas pipeline systems.
Basic Information
- Size Range
- DN50-DN1200
- Temperature Range T
- 0-150℃
- Maximum Allowable Operating Pressure PN
- 1.0-1.6Mpa
- Pressure Rating
- 1.5-3.75Mpa (Shell)
1.1-2.75Mpa (Seal)
- Applicable Media
- Freshwater, seawater, air, and so on.
Materials
| No. | Part | Materials | No. | Part | Material |
| 1 | Valve Body and Valve Bonnet | CF8, CF8M, CF3, CF3M, WCB | 6 | Packing | FTFE, Graphite |
| 2 | Valve Disc | CF8, CF8M, CF3, CF3M, WCB | 7 | O-Ring | PTFE |
| 3 | Valve Stem | CF8, CF8M, 2Cr13 | 8 | Bolts | Stainless Steel, 35CrMoA |
| 4 | Valve Stem Nuts | Aluminum Bronze | 9 | Nuts | Stainless Steel, 45#, 35CrMoA |
| 5 | Gland | CF8, CF8M, CF3, CF3M, WCB | 10 | Valve Handwheel | WCB |
Specifications
(under the pressure of 1.6 Mpa)
| Size | L | ØD | ØD1 | ØD2 | c | n-d0 | W | H |
| DN15 | 130 | 95 | 65 | 45 | 16 | 4-Ø14 | 120 | 220 |
| DN20 | 150 | 105 | 75 | 55 | 16 | 4-Ø14 | 140 | 255 |
| DN25 | 160 | 115 | 85 | 65 | 16 | 4-Ø14 | 160 | 275 |
| DN32 | 180 | 135 | 100 | 78 | 18 | 4-Ø18 | 180 | 280 |
| DN40 | 200 | 145 | 110 | 85 | 18 | 4-Ø18 | 200 | 300 |
| DN50 | 250 | 160 | 125 | 100 | 18 | 4-Ø18 | 240 | 358 |
| DN65 | 265 | 180 | 145 | 120 | 18 | 8-Ø18 | 240 | 375 |
| DN80 | 280 | 195 | 160 | 135 | 20 | 8-Ø18 | 280 | 433 |
| DN100 | 300 | 215 | 180 | 155 | 22 | 8-Ø18 | 320 | 502 |
| DN125 | 325 | 245 | 210 | 185 | 24 | 8-Ø18 | 360 | 612 |
| DN150 | 350 | 280 | 240 | 210 | 24 | 8-Ø22 | 360 | 676 |
| DN200 | 400 | 335 | 295 | 265 | 26 | 12-Ø22 | 400 | 820 |
| DN250 | 450 | 405 | 355 | 320 | 30 | 12-Ø26 | 450 | 969 |
| DN300 | 500 | 460 | 410 | 375 | 30 | 12-Ø26 | 560 | 1142 |
| DN350 | 550 | 520 | 470 | 435 | 34 | 16-Ø26 | 640 | 1280 |
| DN400 | 600 | 580 | 525 | 485 | 36 | 16-Ø30 | 640 | 1452 |
| DN450 | 650 | 640 | 585 | 545 | 40 | 20-Ø30 | 720 | 1541 |
| DN500 | 700 | 705 | 650 | 608 | 44 | 20-Ø33 | 720 | 1676 |
| DN600 | 800 | 840 | 770 | 718 | 48 | 20-Ø36 | 800 | 1874 |
| DN700 | 900 | 910 | 840 | 788 | 50 | 24-Ø36 | 800 | 2083 |
| DN800 | 1000 | 1020 | 950 | 898 | 52 | 24-Ø39 | 950 | 2400 |
| DN900 | 1100 | 1120 | 1050 | 998 | 54 | 28-Ø39 | 1000 | 2950 |
| DN1000 | 1200 | 1255 | 1170 | 1110 | 56 | 28-Ø42 | 1000 | 3245 |
| DN1200 | 1300 | 1485 | 1390 | 1325 | 58 | 32-Ø48 | 1100 | 3850 |
Certifications
| Item | Standard | Operational Standard |
| Design & Manufacture | GB12234 | API600, ANSI B16.34 |
| Face to Face Dimension | GB12221-89 | ANSI B16.10 |
| Flange Connection | JB/T-79 | ANSI B16.5 |
| Valve Test | JB/T-9092 | API598 |
Features
- High-Temperature and High-Pressure Performance: Metal seated high performance butterfly valves use metal sealing materials such as stainless steel and alloys, providing excellent performance in high-temperature and high-pressure applications.
- Corrosion Resistance: Metal sealing materials typically have strong corrosion resistance, reducing the risk of leaks and corrosion.
- Long Service Life: Due to the durability and wear resistance of metal sealing materials, metal seated butterfly valves typically have a longer service life, reducing maintenance and replacement frequency.