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Product use
Flange fluorine lined butterfly valve is widely used for the transportation of liquid and gas (including steam) in various types of industrial pipelines, especially for the application of severely corrosive media, such as hydrofluoric acid, phosphoric acid, chlorine, strong alkali, aqua regia and other highly corrosive media.
Product features
1. Small volume and convenient installation
2. The center line butterfly valve is concentric (center line) between the whole butterfly plate and the valve seat within the circumference of 360 æ, with two-way sealing function, and the pressure and flow can be adjusted freely;
3. Four stage loading elastic seal absolutely ensures zero leakage inside and outside the valve.
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Product executive standard
Product specification | design code | Structure length | Connecting flange | Test and inspection |
GB/T12238 | GB/T12221 | GB/T9113 | JB/T9092 Â GB/T13927 | |
EN593 Â API609 | EN558 Â API609 | EN1092 Â ASME B16.5/B16.47 | API598 |
Product performance specification
model | Nominal pressure | Test pressure | working temperature | Applicable media | |
housing | seal up | ||||
D341F4-10 | 1.0 | 1.5 | 1.1 | -30~180 | Sulfuric acid, hydrofluoric acid, phosphoric acid, chlorine, benzene, strong alkali, aqua regia, strong oxidant and reducing agent have strong corrosive properties |
D341F4-10 | 1.6 | 2.4 | 1.5 | ~30-180 | |
D341F4-10 | 1.0 | 1.5 | 1.1 | ~30-160 | |
D341F46-16 | 1.6 | 2.4 | 1.5 | ~30-160 |
Material of main parts
model | Part name | Material Science | Valve plate | Valve stem | Seal retainer ring | Lining | Worm gear |
D341F4-10/16 | Material Science | Carbon steel lined polytetrafluoroethylene (F4) | Carbon steel lined polytetrafluoroethylene (F4) | 20Cr13 | Polytetrafluoroethylene propylene (F4) | silicon rubber | Cast iron, ductile iron |
D341F46-10/16 | Carbon steel lined PTFE (F46) | Carbon steel lined PTFE (F46) |
Main overall connection dimensions
DN | L | H1 | H | A | B | PN6 | PN10 | PN16 | |||||||||
D | D1 | D2 | Z- d | D | D1 | D2 | Z- d | D | D1 | D2 | Z- d | ||||||
50 | 108 | 63 | 306 | 180 | 200 | 140 | 110 | 90 | 4-14 | 165 | 125 | 102 | 4-18 | 165 | 125 | 102 | 4-18 |
65 | 112 | 70 | 321 | 180 | 200 | 160 | 130 | 110 | 4-14 | 185 | 145 | 122 | 8-18 | 185 | 145 | 122 | 8-18 |
80 | 114 | 83 | 346 | 180 | 200 | 190 | 150 | 128 | 4-18 | 200 | 160 | 138 | 8-18 | 200 | 160 | 138 | 8-18 |
100 | 127 | 105 | 387 | 180 | 200 | 210 | 170 | 148 | 4-18 | 220 | 180 | 158 | 8-18 | 220 | 180 | 158 | 8-18 |
125 | 140 | 115 | 411 | 180 | 200 | 240 | 200 | 178 | 8-18 | 250 | 210 | 188 | 8-18 | 250 | 210 | 188 | 8-18 |
150 | 140 | 137 | 447 | 270 | 280 | 265 | 225 | 202 | 8-18 | 285 | 240 | 212 | 8-22 | 285 | 240 | 212 | 12-22 |
200 | 152 | 164 | 572 | 270 | 280 | 320 | 280 | 258 | 8-18 | 340 | 295 | 268 | 12-22 | 340 | 295 | 268 | 12-26 |
250 | 250 | 206 | 646 | 270 | 280 | 375 | 335 | 312 | 12-18 | 395 | 350 | 320 | 12-22 | 405 | 355 | 320 | 12-26 |
300 | 270 | 230 | 738 | 380 | 420 | 440 | 395 | 365 | 12-22 | 445 | 400 | 370 | 16-22 | 460 | 410 | 378 | 16-26 |
350 | 290 | 248 | 761 | 380 | 420 | 490 | 445 | 415 | 16-22 | 505 | 460 | 430 | 16-26 | 520 | 470 | 428 | 16-30 |
400 | 310 | 289 | 877 | 450 | 470 | 540 | 495 | 465 | 16-22 | 565 | 515 | 482 | 20-26 | 580 | 525 | 490 | 20-30 |
450 | 330 | 320 | 938 | 480 | 490 | 595 | 550 | 520 | 20-22 | 615 | 565 | 532 | 20-26 | 640 | 585 | 550 | 20-33 |
500 | 350 | 343 | 993 | 480 | 490 | 645 | 600 | 570 | 20-26 | 670 | 620 | 585 | 20-30 | 715 | 650 | 610 | 20-36 |
600 | 390 | 413 | 1131 | 480 | 490 | 755 | 705 | 670 | 24-26 | 780 | 725 | 685 | 24-30 | 840 | 770 | 725 | 24-36 |
700 | 430 | 478 | 1476 | 640 | 660 | 860 | 810 | 775 | 24-30 | 895 | 840 | 800 | 24â33 | 910 | 840 | 795 | 24-39 |
800 | 470 | 525 | 1533 | 640 | 660 | 975 | 920 | 880 | 24-30 | 1015 | 950 | 905 | 24-33 | 1025 | 950 | 900 | 24-39 |
900 | 510 | 585 | 1655 | 750 | 860 | 1075 | 1020 | 980 | 24-30 | 1115 | 1050 | 1005 | 28-33 | 1125 | 1050 | 1000 | 28-39 |
1000 | 550 | 640 | 1765 | 850 | 900 | 1175 | 1120 | 1080 | 28-30 | 1230 | 1160 | 1110 | 28-36 | 1255 | 1170 | 1115 | 28-42 |