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| HOME > PRODUCT >BUTTERFLY VALVES |
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| Butterfly Valves for Waterworks |
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Intended Primarily for use with service water, this valve meets specification if KS B 2333(AWWA C 504, BS 5155 or JISB 2064)
Availavle in several models, Operated manually, by motor, by head stock or by cylinder, Operation is seay and suited for heavy duty services.
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| Max. Working Pressure |
8"~180"(200~4500mm)
service Water
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| Flange dimension |
Class 1 65psi(4.5kgf/㎠)
Class 2 105psi(7.5kgf/㎠)
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| Installatjion |
Class 3 150psi(10kgf/㎠)
Other standards are available on request
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| Hydraulic |
Vertical, Horizontal of Floor type |
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| Part |
Class |
200-350 |
400-2000 |
2100mm Over size |
| (1)Body pressure |
class1 |
14.0kgf/㎠ |
10.5kgf/㎠ |
1.5times
of working
pressure
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| class2 |
17.5kgf/㎠ |
14.0kgf/㎠ |
| class3 |
23.5kgf/㎠ |
21.0kgf/㎠ |
| (2)Seat leakage |
class1 |
4.5kgf/㎠ |
4.5kgf/㎠ |
The same as
the working
pressure
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| class2 |
7.5kgf/㎠ |
7.5kgf/㎠ |
| class3 |
10.0kgf/㎠ |
10.0kgf/㎠ |
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| Coation |
Asphalt varnish coating
The other materials are availble on request
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| Operration |
Manual(Worm gear type)
Electric(worm gear Valve. actuator type)
Cylinder type(Oil, air or Water)
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| Dimensions of Butterfly Valves |
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| Horizontal TypeΦ200~1200 |
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| Unit : mm |
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| Horizontal Type Φ1350~3000 |
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| Unit : mm |
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| Vertical Type Φ200~1500 |
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| Unit : mm |
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| Electro Horizontal Φ200~1200 |
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| Unit : mm |
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| Electro Horizontal Φ1350~3000 |
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| Unit : mm |
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Head office & Factory : 1635-17, Songjung-dong, Gangseo-gu, Busan, Korea
TEL : +82)51-832-0661 FAX : +82)51-832-0665 |
| COPYRIGHT 2008 YIHWAN. ALL RIGHT RESERVED |
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