Worm Gear Desulfurization Wafer Butterfly Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Worm gear desulfurization wafer butterfly valves
Dimensions & constructral diagram
Worm gear desulfurization wafer butterfly valve constructral diagram(pic1)
Worm gear desulfurization wafer butterfly valve constructral diagram(pic2)
Main performance and specifications
| Suitable temperature | Applicable medium |
| Natural rubber≤85℃ | gypsum slurry, limestone slurry, recycling water, process water, wastewater |
| EPDM≤100℃ |
The materials of main parts
| name | materials |
| body | grey cast iron,ductile cast iron, carbon steel |
| disc | Carbon steel packed with rubber,carbon steel packed with fluorine plastics, stainless steel,duplex stainless steel palte 1.4529、C276 |
| seat | Natural rubber, EPDM, rubber |
| stem | Stainless steel, 2Cr13, 304 |
The main external and connection dimensions (mm)
| Nominal diameter (DN) | L | D | D1 | Z-Ф | H | H1 | A | B | D0 | weight (kg) |
| 40 | 33 | 150 | 110 | 4-18 | 350 | 270 | 193 | 125 | 150 | 7 |
| 50 | 43 | 165 | 125 | 4-18 | 360 | 280 | 193 | 125 | 150 | 8 |
| 65 | 46 | 185 | 145 | 4-18 | 385 | 295 | 193 | 125 | 150 | 9 |
| 80 | 46 | 200 | 160 | 8-18 | 396 | 300 | 193 | 125 | 150 | 10 |
| 100 | 52 | 220 | 180 | 8-18 | 430 | 315 | 193 | 125 | 150 | 11 |
| 125 | 56 | 250 | 210 | 8-18 | 460 | 335 | 193 | 125 | 150 | 13 |
| 150 | 56 | 285 | 240 | 8-22 | 485 | 345 | 193 | 125 | 150 | 14 |
| 200 | 60 | 340 | 295 | 8-22 | 630 | 455 | 283 | 165 | 220 | 30 |
| 250 | 68 | 395 | 350 | 12-22 | 690 | 484 | 283 | 165 | 220 | 40 |
| 300 | 78 | 445 | 400 | 12-22 | 770 | 530 | 334 | 175 | 280 | 78 |
| 350 | 78 | 505 | 460 | 16-22 | 830 | 560 | 334 | 175 | 280 | 81 |
| 400 | 102 | 565 | 515 | 16-26 | 910 | 595 | 425 | 210 | 320 | 140 |
| 450 | 114 | 615 | 565 | 20-26 | 938 | 618 | 425 | 210 | 320 | 160 |
| 500 | 127 | 670 | 620 | 20-26 | 993 | 650 | 425 | 210 | 320 | 190 |
| 600 | 154 | 780 | 725 | 20-30 | 1131 | 718 | 425 | 210 | 320 | 315 |
| 700 | 165 | 895 | 840 | 24-30 | 1476 | 998 | 620 | 320 | 400 | 480 |
| 800 | 190 | 1015 | 950 | 24-33 | 1533 | 1008 | 620 | 320 | 400 | 516 |
| 900 | 203 | 1115 | 1050 | 28-33 | 1655 | 1070 | 620 | 320 | 400 | 780 |
| 1000 | 216 | 1230 | 1160 | 28-36 | 1765 | 1125 | 620 | 400 | 400 | 950 |
| 1100 | 230 | 1340 | 1270 | 32-36 | 1880 | 1184 | 620 | 400 | 400 | 1050 |
| 1200 | 254 | 1455 | 1380 | 32-39 | 1995 | 1240 | 620 | 400 | 400 | 1150 |
| Standard | design and manufacture： GB12238 face to face dimension：GB12221 flange：GB/T172416PN10MPa | |||||||||
