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Electric wafer butterfly valve
Model: D971X
Nominal diameter: DN40 ~ 600mm
Nominal: PN1.0 ~ 1.6MPa
Main material: WCB, ductile iron, 304,316
Connection: Wafer, flange, LT Wafer lug
design and manufacture : GB / T12238-2008
Connection standards: JB / T 79.1-1994 ASME B16.10
Structure length: GB / T12221-2005 ASME B16.5
Pressure test: GB / T13927-2008
Product details

Valve assembly 

Valve plate material: ductile iron nickel, nylon coating, aluminum bronze, 304,316,316 L, 1.4529,2507

Valve stem material: stainless steel 410,304


Electric Actuator 

Switch type: Feedback signal: Passive contact signal \ 4-20mA \ Resistance signal

Adjustment: Input signal 4-20mA \ 0-10V \ 1-5V; Feedback signal: 4-20mA \ 0-10V \ 1-5V

Voltage: AC220V \ 380V \ 110V \ 24V, DC12V \ 24V, etc .; special voltage can be customized

Explosion level: optional explosion-proof EXdIIBT4


The main dimensions and weight (PN1.0 / 1.6MPa)

DN (mm) A B C D1 L n-Φ K E 4-Φ1 Φ2 G Weight 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-.67 12.6 120 3.94
80 159 95 45.21 160 32 8-19 77 57.15 4-.67 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