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Location：PRODUCTS >> Butterfly valve >> Worm double eccentric butterfly valve
Worm double eccentric butterfly valve
Model: D342X
Nominal diameter: DN50 ~ 2000mm
Nominal: PN0.6 ~ 1.6MPa
Drive: worm gear, electric, pneumatic, hydraulic
manufacturing standards: GB / T 122387-89
Flange Standard: GB9113-2000, GB17241 .6-1998
Construction length standard: GB12221-89
Test standard: GB / T 13927-92

【Main Parts and Materials】

Part Name FBGX (D342X) -6/10/16 Worm drive soft seal butterfly valve parts selected materials
Body WCB, QT450-10, HT200, HT250
Butterfly plate WCB, QT450-10, HT200, HT250
Valve shaft 2Cr13
Sealing ring Nitrile oil-resistant rubber
filler Flexible graphite

 

【 The main technical parameters】

Nominal diameter DN (mm) 50 ~ 2000 50 ~ 1600
Nominal pressure PN (MPa) 0.6 1.0 1.6
Seal test (MPa) 0.66 1.1 1.76
Strength test (MPa) 0.9 1.5 2.4
proper temperature Nitrile rubber: -40 ℃ ~ 90 ℃ Viton: -20 ℃ ~ 200 ℃
Suitable media Water, air, natural gas, oil and weak corrosive fluids
Leak rate In line with GB / T13927-92 standards
Drive mode Worm gear, electric, pneumatic, hydraulic

 

【FBGX (D342X) -6/10/16 worm gear double eccentric butterfly valve main connection dimensions】

DN The main form of connection size Flange size and bolt hole size
L H H1 A B 0.6MPa 1.0MPa 1.6MPa
D D1 D2 nd D D1 D2 nd D D1 D2 nd
50 108 82.5 306 80 80 140 110 88 4-14 185 125 99 4-18 165 125 99 4-18
65 112 92.5 321 80 80 160 130 108 4-14 185 145 118 4-18 185 145 118 4-18
80 114 100 346 80 80 190 150 124 4-18 200 160 132 8-18 200 160 132 8-18
100 127 110 387 95 95 210 170 144 4-18 220 180 156 8-18 220 180 156 8-18
125 140 125 411 95 95 240 20 174 8-18 250 210 184 8-18 250 210 184 8-18
150 140 142.5 447 95 95 265 225 199 8-18 285 240 211 8-22 285 240 211 8-22
200 152 170 607 190 308 320 280 254 8-18 340 295 266 8-22 340 295 266 12-22
250 165 192.5 688 190 308 375 335 309 12-18 395 350 319 12-22 405 355 319 12-26
300 178 222.5 742 190 308 440 395 363 12-22 445 400 370 12-22 460 410 370 12-26
350 190 252.5 797 190 308 490 445 413 12-22 505 460 429 16-22 520 470 429 16-26
400 216 282.5 930 270 466 540 495 463 16-22 565 515 480 16-26 580 525 480 16-30
450 222 307.5 975 270 466 595 550 518 16-22 615 565 530 20-26 640 585 548 20-30
500 229 335 1065 270 466 645 600 568 20-22 670 620 582 20-26 715 650 609 20-33
600 267 390 1225 457 625 755 705 667 20-26 780 725 682 20-30 840 770 720 20-36
700 292 447.5 1343 457 625 860 810 772 24-26 895 840 794 24-30 910 840 794 24-36
800 318 507.5 1436 457 625 975 920 878 24-30 1015 950 901 24-33 1025 950 901 24-39
900 330 557.5 1616 598 853 1075 1020 978 24-30 1115 1050 1001 28-33 1125 1050 1001 28-39
1000 410 615 1711 598 853 1175 1120 1078 28-30 1230 1160 1112 28-36 1255 1170 1112 28-42
1200 470 727.5 1971 598 853 1405 1340 1295 32-33 1455 1380 1328 32-39 1485 1390 1328 32-48
1400 530 837.5 2218 860 1345 1630 1560 1510 36-36 1675 1590 1530 36-42 1685 1590 1530 36-48
1600 600 957.5 2578 860 1345 1830 1760 1710 40-36 1915 1820 1750 40-48 1930 1820 1750 40-56
1800 670 1057.5 2689 860 1345 2045 1970 1918 44-39 2115 2020 1950 44-48 2130 2020 1950 44-56
2000 760 1162.5 3022 952 1592 2265 2180 2125 48-42 2325 2230 2150 48-48 2345 2230 2150 48-62
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