No.947, Jinhai 2nd Ave, New Airport District, Yongxing Street,Longwan Area, Wenzhou, Zhejiang, China
Die Scheibe des fest abgedichteten Schmetterlingsventils ist in Durchmesserrichtung der Rohrleitung angebracht. Im zylindrischen Durchgang des Schmetterlingsventilkörpers dreht sich die scheibenförmige Schmetterlingsplatte um die Achse, und der Drehwinkel liegt zwischen 0° und 90°. Wenn er sich auf 90° dreht, ist das Ventil vollständig geöffnet.
Main dimensions and connection dimensions:
| National standard (GB) PN1.0MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 50 | 108 | 165 | 125 | 102 | 18 | 3 | 4-ф18 | 195 |
| 65 | 112 | 185 | 145 | 122 | 18 | 3 | 8-ф18 | 215 |
| 80 | 114 | 200 | 160 | 138 | 20 | 3 | 8-ф18 | 215 |
| 100 | 127 | 220 | 180 | 158 | 20 | 3 | 8-ф18 | 235 |
| 125 | 140 | 250 | 210 | 188 | 22 | 3 | 8-ф18 | 290 |
| 150 | 140 | 285 | 240 | 212 | 22 | 3 | 8-ф22 | 310 |
| 200 | 152 | 340 | 295 | 268 | 24 | 3 | 8-ф22 | 360 |
| 250 | 165 | 395 | 350 | 320 | 26 | 3 | 12-ф22 | 395 |
| 300 | 178 | 445 | 400 | 370 | 26 | 4 | 12-ф22 | 425 |
| 350 | 190 | 505 | 460 | 430 | 26 | 4 | 16-ф22 | 475 |
| 400 | 216 | 565 | 515 | 482 | 26 | 4 | 16-ф26 | 520 |
| 450 | 222 | 615 | 565 | 532 | 28 | 4 | 20-ф26 | 550 |
| 500 | 229 | 670 | 620 | 585 | 28 | 4 | 20-ф26 | 610 |
| 600 | 267 | 780 | 725 | 685 | 34 | 5 | 20-ф30 | 655 |
| 700 | 292 | 895 | 840 | 800 | 34 | 5 | 24-ф30 | 725 |
| 800 | 318 | 1015 | 950 | 905 | 36 | 5 | 24-ф33 | 795 |
| 900 | 330 | 1115 | 1050 | 1005 | 38 | 5 | 28-ф33 | 885 |
| 1000 | 410 | 1230 | 1160 | 1110 | 38 | 5 | 28-ф36 | 950 |
| 1200 | 470 | 1455 | 1380 | 1330 | 44 | 5 | 32-ф39 | 1125 |
| 1400 | 530 | 1675 | 1590 | 1535 | 48 | 5 | 36-ф42 | 1275 |
| 1600 | 600 | 1915 | 1820 | 1760 | 52 | 5 | 40-ф48 | 1470 |
| 1800 | 670 | 2115 | 2020 | 1960 | 56 | 5 | 44-ф48 | 1585 |
| 2000 | 760 | 2325 | 2230 | 2170 | 60 | 5 | 48-ф48 | 1720 |
| National standard (GB) PN1.6MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 50 | 108 | 165 | 125 | 102 | 18 | 3 | 4-ф18 | 195 |
| 65 | 112 | 185 | 145 | 122 | 18 | 3 | 8-ф18 | 215 |
| 80 | 114 | 200 | 160 | 138 | 20 | 3 | 8-ф18 | 215 |
| 100 | 127 | 220 | 180 | 158 | 20 | 3 | 8-ф18 | 235 |
| 125 | 140 | 250 | 210 | 188 | 22 | 3 | 8-ф18 | 290 |
| 150 | 140 | 285 | 240 | 212 | 22 | 3 | 8-ф22 | 310 |
| 200 | 152 | 340 | 295 | 268 | 24 | 3 | 12-ф22 | 360 |
| 250 | 165 | 405 | 355 | 320 | 26 | 3 | 12-ф26 | 395 |
| 300 | 178 | 460 | 410 | 378 | 28 | 4 | 12-ф26 | 425 |
| 350 | 190 | 520 | 470 | 438 | 30 | 4 | 16-ф26 | 475 |
| 400 | 216 | 580 | 525 | 490 | 32 | 4 | 16-ф30 | 520 |
| 450 | 222 | 640 | 585 | 550 | 34 | 4 | 20-ф30 | 550 |
| 500 | 229 | 715 | 650 | 610 | 36 | 4 | 20-ф33 | 610 |
| 600 | 267 | 840 | 770 | 725 | 38 | 5 | 20-ф36 | 655 |
| 700 | 292 | 910 | 840 | 795 | 40 | 5 | 24-ф36 | 725 |
| 800 | 318 | 1025 | 950 | 900 | 42 | 5 | 24-ф39 | 795 |
| 900 | 330 | 1125 | 1050 | 1000 | 44 | 5 | 28-ф39 | 885 |
| 1000 | 410 | 1255 | 1170 | 1115 | 46 | 5 | 28-ф42 | 950 |
| 1200 | 470 | 1485 | 1390 | 1330 | 52 | 5 | 32-ф48 | 1125 |
| 1400 | 530 | 1685 | 1590 | 1530 | 58 | 5 | 36-ф48 | 1275 |
| 1600 | 600 | 1930 | 1820 | 1750 | 64 | 5 | 40-ф56 | 1470 |
| 1800 | 670 | 2130 | 2020 | 1950 | 68 | 5 | 44-ф56 | 1585 |
| 2000 | 760 | 2345 | 2230 | 2150 | 70 | 5 | 48-ф62 | 1720 |
| National standard (GB) PN2.5MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 50 | 108 | 165 | 125 | 102 | 20 | 3 | 4-ф18 | 195 |
| 65 | 112 | 185 | 145 | 122 | 22 | 3 | 8-ф18 | 215 |
| 80 | 114 | 200 | 160 | 138 | 24 | 3 | 8-ф18 | 215 |
| 100 | 127 | 235 | 190 | 162 | 24 | 3 | 8-ф22 | 235 |
| 125 | 140 | 270 | 220 | 188 | 26 | 3 | 8-ф26 | 290 |
| 150 | 140 | 300 | 250 | 218 | 28 | 3 | 8-ф26 | 310 |
| 200 | 152 | 360 | 310 | 278 | 30 | 3 | 12-ф26 | 370 |
| 250 | 165 | 425 | 370 | 335 | 32 | 3 | 12-ф30 | 397 |
| 300 | 178 | 485 | 430 | 395 | 34 | 4 | 16-ф30 | 455 |
| 350 | 190 | 555 | 490 | 450 | 38 | 4 | 16-ф33 | 495 |
| 400 | 216 | 620 | 550 | 505 | 40 | 4 | 16-ф36 | 535 |
| 450 | 222 | 670 | 600 | 555 | 46 | 4 | 20-ф36 | 560 |
| 500 | 229 | 730 | 660 | 615 | 48 | 4 | 20-ф36 | 620 |
| 600 | 267 | 845 | 770 | 720 | 50 | 5 | 20-ф39 | 685 |
| 700 | 292 | 960 | 875 | 820 | 54 | 5 | 24-ф42 | 750 |
| 800 | 318 | 1085 | 990 | 930 | 58 | 5 | 24-ф48 | 870 |
| 900 | 330 | 1185 | 1090 | 1030 | 60 | 5 | 28-ф48 | 965 |
| 1000 | 410 | 1320 | 1210 | 1140 | 62 | 5 | 28-ф56 | 1040 |
| 1200 | 470 | 1530 | 1420 | 1350 | 70 | 5 | 32-ф56 | 1180 |
| 1400 | 530 | 1755 | 1640 | 1560 | 76 | 5 | 36-ф62 | 1365 |
| 1600 | 600 | 1975 | 1860 | 1780 | 84 | 5 | 40-ф62 | 1580 |
| National standard (GB) PN4.0MPa | ||||||||
| DN | L | D | D1 | D2 | b | f | Z-фd | H |
| 50 | 150 | 165 | 125 | 102 | 20 | 3 | 4-ф18 | 195 |
| 65 | 170 | 185 | 145 | 122 | 22 | 3 | 8-ф18 | 210 |
| 80 | 180 | 200 | 160 | 138 | 24 | 3 | 8-ф18 | 230 |
| 100 | 190 | 235 | 190 | 162 | 24 | 3 | 8-ф22 | 250 |
| 125 | 200 | 270 | 220 | 188 | 26 | 3 | 8-ф26 | 295 |
| 150 | 210 | 300 | 250 | 218 | 28 | 3 | 8-ф26 | 340 |
| 200 | 230 | 375 | 320 | 285 | 34 | 3 | 12-ф30 | 390 |
| 250 | 250 | 450 | 385 | 345 | 38 | 3 | 12-ф33 | 485 |
| 300 | 270 | 515 | 450 | 310 | 42 | 4 | 16-ф33 | 490 |
| 350 | 290 | 580 | 510 | 465 | 46 | 4 | 16-ф36 | 540 |
| 400 | 310 | 660 | 585 | 535 | 50 | 4 | 16-ф39 | 620 |
| 450 | 330 | 685 | 610 | 560 | 57 | 4 | 20-ф39 | 645 |
| 500 | 350 | 755 | 670 | 615 | 57 | 4 | 20-ф42 | 670 |