Worm Gear Wafer Type Soft Seal Butterfly Valve
Technical parameters:
Item model number: D371X
Nominal diameter: DN40~350mm
Nominal pressure: PN0.6~1.6MPa
Applicable temperature: ≤120℃
Applicable medium: air, water, sewage, steam, gas, oil, etc.
Main material: ductile iron, cast steel, alloy steel, stainless steel
Drive mode: manual, worm gear drive, pneumatic drive, electric drive
Design standard: GB/T12238-1989, lS0 10631-1994 or BS EN593-1998
Flange connection dimensions GB/T17241.6-1998, IS0 7005-2 or BSEN 1092-2002
Structure length: GB/T1 2221-1989, lS0 5752-1988 or BS EN558-1
Pressure test: GB/T13927-1992, JB/T9092-1999, lS0 5028-1993 or BS 6755-1986
Main external connection dimensions and weight(PN1.0/1.6MPa)
DN(mm) | A | B | C | D1 | L | n-Φ | K | E | 4-Φ1 | Φ2 | G | WT(kg) |
50 | 140 | 80 | 43 | 125 | 32 | 4-19 | 77 | 57.15 | 4-6.7 | 12.6 | 100 | 3.34 |
65 | 152 | 89 | 46 | 145 | 32 | 4-19 | 77 | 57.15 | 4-6.7 | 12.6 | 120 | 3.94 |
80 | 159 | 95 | 45.21 | 160 | 32 | 8-19 | 77 | 57.15 | 4-6.7 | 12.6 | 127 | 4.05 |
100 | 178 | 114 | 52.07 | 180 | 32 | 8-19 | 92 | 69.85 | 4-10.3 | 15.77 | 156 | 5.48 |
125 | 190 | 127 | 55.5 | 210 | 32 | 8-19 | 92 | 69.85 | 4-10.3 | 18.92 | 190 | 7.66 |
150 | 203 | 139 | 55.75 | 240 | 32 | 8-23 | 92 | 69.85 | 4-10.3 | 18.92 | 212 | 8.5 |
200 | 238 | 175 | 60.58 | 295 | 45 | 8-23 | 115 | 88.9 | 4-14.3 | 22.1 | 268 | 25 |
250 | 268 | 203 | 68 | 350 | 45 | 12-23 | 115 | 88.9 | 4-14.3 | 28.45 | 325 | 31.4 |
300 | 306 | 242 | 76.9 | 400 | 45 | 12-23 | 140 | 107.95 | 4-14.3 | 31.6 | 403 | 45.9 |
350 | 368 | 267 | 76.17 | 460 | 45 | 16-23 | 140 | 107.95 | 4-14.3 | 31.6 | 436 | 54 |