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Literature

WAFER & LUG TYPE BUTTERFLY VALVES

Wafer Type and Lug Type Butterfly Valve Technical Performance
Technical Data
Norminal Diameter
DN mm (inch)
50 (2")--1000 (40") 50 (2")--800 (32")
Norminal Pressure
PN MPA
1.0 1.6
Testing
Pressure
MPA
Shell 1.5 2.4
Sealing 1.1 1.76
Working
Temperature
(°C)
-15~+150
Suitable
Mediums
Flesh Water, Sewage, Sea water, Air, Vapour
Food, Medicine, Oil, Acid, Alkalis, Salt, etc.

Features:
1.Small in size and light in weight. Easy installation and maintenance. it can be mounted wherever needed.
2.Simple and compact construction, quick 90-degree on-off operation.
3.Minimized operating torque, energy saving.
4.Flow curve in straight line. Excellent regulation performance.
5.Long working life. Standing the test of tens of thousands opening/closing operations.
6.Bubble-tight sealing with no leakage under the pressure test.
7.Wide selection of materials, applicable for various media.

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Overall Dimension & Weight of Manual Actuator
Size mm (inch) A B R Weight Kg
50 (2")--100 (4") 266.7 32 52 0.8
125 (5")--150 (6") 313 32 52 1.0
200 (8")--250 (10") 359 45 75.2 2.0
300 (12") 490   75.2 3.0
Overall Dimensions & Weight of Worm Gearing Actuator
Model Size mm(inch) A B C E F G Φ Weight Kg
3DB-15 50(2")-150(6") 52 45 74 52 152.5 75 150 4.8
3DB-50 200(8")-250(10") 75 62.75 101 75 250 86 300 11.7
3DB-120 300(12")-350(14") 81 80 118 81 227 83 300 14

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