Product introduction
Detailed
Pneumatic wafer butterfly valve
Size Range: 2~32"(DN50~DN800）
Pressure: PN10, PN16, Class125
Body Materials: Cast Iron, Ductile Iron, WCB , Stainless Steel, Bronze
Seat Materials: NBR, EPDM, VITON, PTFE
Disc Materials: Ductile Iron, WCB, CF8,CF8M, Al-bronze C958
Stem Materials: SS416, SS304, SS316
End Connection: Wafer, Lug, Flange
Operate: Manual, Worm gear, Pneumatic, Electric-Motorized
Acc: Limit switch, Solenoid valve, Positioner etc.
SIZE | A | B | L | ANSI 150B | DIN PN 10 | DIN PN 16 | JIS 10K | ISO 5211 | TOP | |||||||
mm | in | ΦK | N-Φd | ΦK | N-Φd | ΦK | N-Φd | ΦK | N-Φd | ΦD | ΦD1 | N-ΦG | ||||
40 | 1.5" | 67 | 141 | 33 | 98.5 | 4-Φ16 | 110 | 4-Φ18 | 110 | 4-Φ18 | 105 | 4-Φ19 | 65 | 50 | 4-Φ8 | F05 |
50 | 2" | 67 | 141 | 43 | 120.6 | 4-Φ19 | 125 | 4-Φ18 | 125 | 4-Φ18 | 120 | 4-Φ19 | 65 | 50 | 4-Φ8 | F05 |
65 | 2.5" | 75 | 151 | 46 | 139.7 | 4-Φ19 | 145 | 4-Φ18 | 145 | 4-Φ18 | 140 | 4-Φ19 | 65 | 50 | 4-Φ8 | F05 |
80 | 3" | 95 | 160 | 46 | 152.4 | 4-Φ19 | 160 | 8-Φ18 | 160 | 8-Φ18 | 150 | 8-Φ19 | 65 | 50 | 4-Φ8 | F05 |
100 | 4" | 111 | 180 | 52 | 190.5 | 8-Φ19 | 180 | 8-Φ18 | 180 | 8-Φ18 | 175 | 8-Φ19 | 90 | 70 | 4-Φ10 | F07 |
125 | 5" | 129 | 193 | 56 | 215.9 | 8-Φ22.4 | 210 | 8-Φ18 | 210 | 8-Φ18 | 210 | 8-Φ23 | 90 | 70 | 4-Φ10 | F07 |
150 | 6" | 142 | 207 | 56 | 241.3 | 8-Φ22.4 | 240 | 8-Φ22 | 240 | 8-Φ22 | 240 | 8-Φ23 | 90 | 70 | 4-Φ10 | F07 |
200 | 8" | 170 | 240 | 60 | 298.4 | 8-Φ22.4 | 295 | 8-Φ22 | 295 | 12-Φ22 | 290 | 12-Φ23 | 125 | 102 | 4-Φ12 | F10 |
250 | 10" | 206 | 270 | 68 | 361.9 | 12-Φ25.4 | 350 | 12-Φ22 | 355 | 12-Φ26 | 355 | 12-Φ25 | 125 | 102 | 4-Φ12 | F10 |
300 | 12" | 238 | 316 | 78 | 431.8 | 12-Φ25.4 | 400 | 12-Φ22 | 410 | 12-Φ26 | 400 | 16-Φ25 | 125 | 102 | 4-Φ12 | F10 |
350 | 14" | 267 | 368 | 78 | 476.2 | 12-Φ28.4 | 460 | 16-Φ22 | 470 | 16-Φ26 | 445 | 16-Φ25 | 125 | 102 | 4-Φ12 | F10 |
400 | 16" | 298 | 400 | 86 | 539.7 | 16-Φ28.4 | 515 | 12-Φ26 | 525 | 16-Φ30 | 510 | 16-Φ27 | 175 | 140 | 4-Φ18 | F14 |
450 | 18" | 318 | 422 | 105 | 577.8 | 16-Φ31.8 | 565 | 20-Φ26 | 585 | 20-Φ30 | 565 | 20-Φ27 | 175 | 140 | 4-Φ18 | F14 |
500 | 20" | 349 | 479 | 130 | 635 | 20-Φ31.8 | 620 | 20-Φ26 | 650 | 20-Φ33 | 620 | 20-Φ27 | 175 | 140 | 4-Φ18 | F14 |
600 | 24" | 410 | 562 | 152 | 749.3 | 20-Φ35.1 | 725 | 20-Φ30 | 770 | 20-Φ36 | 730 | 24-Φ33 | 210 | 165 | 4-Φ22 | F16 |
Pneumatic butterfly valve Features
24 months guarantee
Zero Leakage
Bi-Directional
Low Torque, long life cycle
360°polished disc assures positive on-off
Epoxy coated body, smooth surface
Various kinds of materials, applicable to different medium
Adoptive Standards
Pneumatic butterfly valve:
Valve Design: API 609, MSS SP-67
Face To Face: API 609, MSS SP-67, DIN3202, BS EN558-1
Pressure Test: API 598
Flange Drilling: ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16
Top Flange: ISO5211
Standard Test
Body Test: 1.5 times the working pressure with water. This test is performed after valve assembly and with disc in half position open, it is called as a body hydro test.
Seat Test: 1.1 times the working pressure with water.
Function / Operation Test: At the time of final inspection, each valve and its actuator (Flow-Control Lever / Gear / Pneumatic Actuator), under goes a complete operating test (Open/Close). This test carried out without pressure and at ambient temperature. It ensures the correct operation of the valve / actuator assembly with accessories such as solenoid valve, limit switches, air filter regulator etc.
Special Test: On request, any other test can be carried out according to special instruction by client.
Application
● Water Treatment Plant ● Drilling Rigs ● Paper Industry ● Gas Plant ● Sugar Industry ● Cooling Water Circulation | ● Breweries ● Heating & Air Conditioning ● Chemical Industry ● Pneumatic Conveyors ● Waste Effluent Treatment Plant ● Compressed Air |
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