Pneumatic butterfly valve
Pneumatic cylinder type butterfly valve is a pneumatic rotary valve, has the advantages of small size, light weight, large flow coefficient, especially suitable for large diameter, high flow, thick slurry or boiler kiln flue gas control.
This series of products are standard, high temperature and sealed type three.
Valve body:WCB、HT200、ZG230—450、ZG1Cr18Ni9Ti
Valve plate:carbon steel、1Cr18Ni9Ti
The major axis:1Cr18Ni9Ti
Valve seat: carbon steel, stainless steel lined with synthetic rubber or reinforced PTFE
Internal bearing: bronze, stainless steel welding titanium alloy
Packing: PTFE, flexible graphite
Valve cover: carbon steel
No Information
Nominal diameter | The length of the structure (standard value) | Outline dimension (reference value) | Connection dimension (standard value) | Reference weight (kg) |
| 0.6MPa | 1.0MPa | 1.6MPa |
millimeter | inch | L | H | H0 | A | B | D | D1 | D2 | n-d | D | D1 | D2 | n-d | D | D1 | D2 | n-d |
50 | 2 | 108 | 82.5 | 338 | 180 | 65 | 140 | 110 | 88 | 4-14 | 165 | 125 | 99 | 4-18 | 165 | 125 | 99 | 4-18 | 14 |
65 | 2 1/2 | 112 | 92.5 | 358 | 180 | 65 | 160 | 130 | 108 | 4-14 | 185 | 145 | 118 | 4-18 | 185 | 145 | 118 | 4-18 | 16 |
80 | 3 | 114 | 100 | 413 | 245 | 72 | 190 | 150 | 124 | 4-18 | 200 | 160 | 132 | 8-18 | 200 | 160 | 132 | 8-18 | 17 |
100 | 4 | 127 | 110 | 428 | 240 | 72 | 210 | 170 | 144 | 4-18 | 220 | 180 | 156 | 8-18 | 220 | 180 | 156 | 8-18 | 21 |
125 | 5 | 140 | 125 | 444 | 240 | 72 | 240 | 200 | 174 | 8-18 | 250 | 210 | 184 | 8-18 | 250 | 210 | 184 | 8-18 | 27 |
150 | 6 | 140 | 142.5 | 553 | 350 | 93 | 265 | 225 | 199 | 8-18 | 285 | 240 | 211 | 8-22 | 285 | 240 | 211 | 8-22 | 29 |
200 | 8 | 152 | 170 | 678 | 350 | 93 | 320 | 280 | 254 | 8-18 | 340 | 295 | 266 | 8-22 | 340 | 295 | 266 | 12-22 | 50 |
250 | 10 | 165 | 197.5 | 742 | 550 | 350 | 375 | 335 | 309 | 12-18 | 395 | 350 | 319 | 12-22 | 405 | 355 | 319 | 12-26 | 69 |
300 | 12 | 178 | 222.5 | 803 | 600 | 350 | 440 | 395 | 363 | 12-22 | 445 | 400 | 370 | 12-22 | 460 | 410 | 370 | 12-26 | 91 |
350 | 14 | 190 | 252.5 | 866 | 600 | 350 | 490 | 445 | 413 | 12-22 | 505 | 460 | 429 | 16-22 | 520 | 470 | 429 | 16-26 | 110 |
400 | 16 | 216 | 282.5 | 940 | 600 | 350 | 540 | 495 | 463 | 16-22 | 565 | 515 | 480 | 16-26 | 580 | 525 | 480 | 16-30 | 138 |
450 | 18 | 222 | 307.5 | 995 | 750 | 380 | 595 | 550 | 518 | 16-22 | 615 | 565 | 530 | 20-26 | 640 | 585 | 548 | 20-30 | 175 |
500 | 20 | 229 | 335 | 1058 | 750 | 380 | 645 | 600 | 568 | 20-22 | 670 | 620 | 582 | 20-26 | 715 | 650 | 609 | 20-33 | 210 |
600 | 24 | 267 | 390 | 1163 | 750 | 380 | 755 | 705 | 667 | 20-26 | 780 | 725 | 682 | 20-30 | 840 | 770 | 720 | 20-36 | 275 |
700 | 28 | 430 | 447.5 | 1283 | 750 | 380 | 860 | 810 | 772 | 24-26 | 895 | 840 | 794 | 24-30 | 910 | 840 | 794 | 24-36 | 530 |
800 | 32 | 470 | 507.5 | 1398 | 750 | 380 | 975 | 920 | 878 | 24-30 | 1015 | 950 | 901 | 24-33 | 1025 | 950 | 901 | 24-39 | 590 |
900 | 36 | 510 | 557.5 | 1498 | 1250 | 380 | 1075 | 1020 | 978 | 24-30 | 1115 | 1050 | 1001 | 28-33 | 1125 | 1050 | 1001 | 28-39 | 1400 |
1000 | 40 | 550 | 615 | 1608 | 1500 | 580 | 1175 | 1120 | 1078 | 28-30 | 1230 | 1160 | 1112 | 28-36 | 1255 | 1170 | 1112 | 28-42 | 1650 |
1200 | 48 | 630 | 727.5 | 1876 | 1500 | 580 | 1405 | 1340 | 1295 | 32-33 | 1455 | 1380 | 1328 | 32-39 | 1485 | 1390 | 1328 | 32-48 | 2140 |