Soft seal eccentric flange butterfly valve
Soft seal eccentric flange butterfly valve
Nominal diameter: DN50 ~ 1000mm
Nominal pressure: PN0.6 / 1.0MPa
Temperature: -15 ℃ ~ + 80 ℃
fresh water, waste water, air or the like: Medium
Material: Aluminum
pneumatic actuators: three sections Type pneumatic actuators
Seat Seal: EPDM: -30 ℃ ~ 120 ℃ NBR: -30 ℃ ~ 80 ℃ PTFE: -30 ℃ ~ 140 ℃ VITON: -30 ℃ ~ 150 ℃
Valve plate material: ductile iron nickel, nylon coating, aluminum bronze, 304,316,316 L, 1.4529,2507
Stem material: stainless steel 410,304
Applicable medium: water, liquid, gas, oil, powder, steam, acid and alkali corrosive media.
[Pneumatic actuators]
Double acting: three-stage pneumatic actuators are: 0 ° -45 ° -90 ° (order please determine the middle value)
Single action: gas source fault off, gas source failure to open; 0 ° -45 ° -90 ° (order please determine the middle value)
[Standard parameter]
| design standards | GB / T12238-2008 |
| Structure length | GB / T12221-2005 |
| Connection standard | JB / T 79.1-1994 |
| Pressure test | GB / T13927-2008 |
[Adaptation]
Now in the petrochemical industry, gas equipment, nuclear industry, power equipment, environmental water treatment, HVAC, steel metallurgy, industrial furnaces, canned equipment, brewing equipment, drying equipment, vacuum equipment, surface treatment, bio-pharmaceuticals, food machinery , Textile printing and dyeing, paper and other industries have been widely used, but also national defense construction, science and technology construction of the preferred products.
Main dimensions and weight (PN1.0 / 1.6MPa)
| DN (mm) | A | B | C | D | D1 | D2 | D3 | D4 | D5 | L | L1 | L2 | nd | a | f | n-d1 | Weight WT (kg) |
| 50 | 83 | 130 | 20 | 52.9 | 125 | 165 | 99 | 57.15 | 65 | 108 | 111 | 32 | 4-19 | 90 ° | 3 | 4-7 | 7.6 |
| 65 | 93 | 145 | 20 | 64.5 | 145 | 185 | 118 | 57.15 | 65 | 112 | 115 | 32 | 4-19 | 90 ° | 3 | 4-7 | 9.7 |
| 80 | 100 | 155 | 22 | 78.8 | 160 | 20 | 132 | 69.85 | 65 | 114 | 117 | 32 | 8-19 | 45 ° | 3 | 4-7 | 10.6 |
| 100 | 114 | 170 | 24 | 104 | 180 | 220 | 156 | 69.85 | 90 | 127 | 130 | 32 | 8-19 | 45 ° | 3 | 4-10 | 13.8 |
| 125 | 125 | 190 | 26 | 123.3 | 210 | 250 | 184 | 69.85 | 90 | 140 | 143 | 32 | 8-19 | 45 ° | 3 | 4-10 | 18.2 |
| 150 | 143 | 205 | 26 | 155.6 | 240 | 285 | 211 | 88.9 | 90 | 140 | 143 | 32 | 8-23 | 45 ° | 3 | 4-10 | 21.7 |
| 200 | 170 | 235 | 26 | 202.5 | 295 | 340 | 266 | 88.9 | 125 | 152 | 155 | 45 | 8-23 12-23 | 45 ° / 30 ° | 3 | 4-14 | 31.8 |
| 250 | 198 | 280 | 28 | 250.5 | 350/355 | 395/405 | 319 | 107.95 | 125 | 165 | 168 | 45 | 12-23 12-28 | 30 ° | 3 | 4-14 | 44.7 |
| 300 | 223 | 310 | 28 | 301.5 | 400/410 | 445/460 | 370 | 107.95 | 150 | 178 | 182 | 45 | 12-23 12-28 | 30 ° | 4 | 4-14 | 57.9 |
| 350 | 279 | 340 | 30 | 333.3 | 460/470 | 505/520 | 429 | 158.75 | 150 | 190 | 194 | 45 | 16-23 16-28 | 22.5 ° | 4 | 4-14 | 81.6 |
| 400 | 300 | 375 | 32 | 389.6 | 515/525 | 565/580 | 480 | 158.75 | 175 | 216 | 221 | 51.2 / 72 | 16-28 16-31 | 22.5 ° | 4 | 4-20.6 | 106 |
| 450 | 345 | 430 | 32 | 440.5 | 565/585 | 615/640 | 530 | 158.75 | 175 | 222 | 227 | 51.2 / 72 | 20-28 20-31 | 18 ° | 4 | 4-20.6 | 147 |
| 500 | 355 | 500 | 34 | 491.6 | 620/650 | 670/715 | 582 | 215.9 | 210 | 229 | 234 | 52.75 / 77.5 | 20-26 20-34 | 18 ° | 4 | 4-20.6 | 165 |
| 600 | 410 | 560 | 36 | 592.5 | 725/770 | 780/840 | 682 | 254 | 210 | 267 | 272 | 70.2 / 82 | 20-31 20-37 | 18 ° | 5 | 4-22 | 235 |
| 700 | 478 | 620 | 40 | 695 | 840 | 895/910 | 794 | 254 | 300 | 292 | 299 | 66/82 | 24-31 24-37 | 15 ° | 5 | 8-18 | 338 |
| 800 | 529 | 620 | 44 | 794.7 | 950 | 1015/1025 | 901 | 254 | 300 | 318 | 325 | 66/82 | 24-34 24-40 | 15 ° | 5 | 8-18 | 475 |
| 900 | 584 | 665 | 46 | 864.7 | 1050 | 1115/1125 | 1001 | 254 | 350 | 330 | 338 | 118 | 28-34 28-40 | 12.9 ° | 5 | 8-22 | 595 |
| 1000 | 657 | 735 | 50 | 965 | 1160/1170 | 1230/1255 | 1112 | 254 | 350 | 410 | 417 | 141 | 28-37 28-43 | 12.9 ° | 5 | 8-22 | 794 |
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