No.947, Jinhai 2nd Ave, New Airport District, Yongxing Street,Longwan Area, Wenzhou, Zhejiang, China
El disco de la válvula mariposa sellada con rigidez se instala en la dirección del diámetro de la tubería. En el paso cilíndrico del cuerpo de la válvula mariposa, la placa en forma de disco gira alrededor del eje, y el ángulo de rotación está entre 0° y 90°. Cuando gira a 90°, la válvula está completamente abierta.
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 |