Worm gear butterfly valve simple structure, excellent performance, and widely used. The product can be installed in the petroleum, chemical, food, pharmaceutical, textile, paper, water, electricity, shipbuilding, urban water supply and drainage, smelting, energy systems all corrosive and non-corrosive gas, liquid, semi-fluid, and solid powder pipelines and containers used as regulation and shut-off device.
Worm gear butterfly valve to its main features:
1, novel design, reasonable, unique structure, light weight, open and close quickly.
2, operating torque is small, easy to operate, dexterity and effort.
3, can be in any position to installation and maintenance.
4, the seals can be replaced, reliable sealing performance to achieve bi-directional zero leakage seal.
Sealing material resistant to aging and corrosion, long service life.
6, to achieve a completely sealed, gas test leak zero.
7, choose different materials, applicable for a variety of media.
Model |
PN |
MPa |
temperature |
medium |
material |
body |
stem |
seal |
stuff |
D371X-16 |
16
|
1.6
|
-10≤t≤90 |
Water , non- corrosive media |
brass |
S.S
|
NBR |
O sealing ring |
Dimension mm
DN |
A |
B |
C |
E |
F |
G |
¢ |
40-150 |
54 |
47 |
74 |
52 |
152.5 |
65 |
54 |
200-250 |
78 |
63 |
101 |
78 |
232 |
83 |
78 |
300-350 |
83 |
80 |
115 |
83 |
223 |
85 |
83 |
China Bell Group professionally serves various industrial production, end users are steel mills, cement plants, power plants, water treatment plants, chemical plants, mines and so on.
Responsed to Chinese government's call firstly, China Bell Group develop towards large international enterprise, now Bell Group has established a comprehensive system of export (including various producing standards, international freight, L/C management, funding, international sales and service teams), already has a large number of international customers.
China Bell Group, adhering to be professional and rigorous, has been producing and providing products of China most influential brands for customers.
Group subsidiaries are:
Tianjin Bell Automatic Instrument Technology Co., Ltd. ----- industrial control valves and actuators expert
Tianjin Beili Mechanical and Electrical Company ----- China authorized agent of Siemens motors.
Beida Mining Equipment Co., Ltd. ---- professional manufacturer of vulcanizing machine
Tianjin Beiao Trading Company ----- SEW manufactured in China and other international brands Exporters
China Bell Group with the subsidiaries, will provide customers with more favorable prices, higher quality products, and warmly welcome international friends negotiation and cooperation.