Products

Challenge to the New Technology, Innovative Thinking, Long-Term Reliable Quality

Large Diameter Butterfly Valve

home Products Gas Line Valves Large Diameter Butterfly Valve Control Valve
Detail View Selection Table
Feature

Type CBV is high performance control butterfly valve.
This type has simple structure, lightweight compared to other valves, and low cost, making it a very economical valve to control low-pressure gas and water. This valve is mainly used for flow and pressure control of air, gas, etc., and is also suitable for gas control with tar and dust.

DWV-CBV 는 강력한 콘트롤 성능을 발휘하는 밸브이며 단순한 구조와 경량구조로 가격적으로서 매우 경제적이다. 또한 공기 ,가스등의 유량.압력제어에 주로 사용되며 특히 타르와 부유물이 많이 함유된 가스의 사용에 최적화 되어있다.

Specification
Size
50~4500(2”~180”)
Pressure Rating
ANSI 150/300/600 , PN 5/10/16/20/40
Operation
Manual, Electric, Pneumatic, Hydraulic
End Connection
Flanged,Wafer,Lugged
Materials
  • Body/DiscCast Iron, Ductile Iron, Carbon Steel, Stainless Steel, Bronze
  • Seatcontact type, cleareance type
General Application
Mixed Gas with Dust/ Wasted Gas/ Hot Air/ Steam
Seat Type
SEAT TYPE

[Cleareance Type]

[Contact Type]
Leakage Rate 3” Rated Cv X 5% Rated Cv X 0.3%
3” Rated Cv X 5% Rated Cv X 0.3%
3” Rated Cv X 5% Rated Cv X 0.3%
3” Rated Cv X 5% Rated Cv X 0.3%
3” Rated Cv X 5% Rated Cv X 0.3%
Cv Value (Flow Coefficient)
Disc Operating Angle 5° 10° 20° 30° 40° 50° 60° 70° 80° 85° 90°
DN400 185 370 743 1121 1747 2852 4602 7452 11447 13047 13703
DN450 234 468 940 1418 2211 3609 5824 9431 14488 16513 17343
DN500 289 578 1161 1751 2730 4456 7191 11644 17886 20386 21411
DN550 349 700 1405 2119 3303 5391 8701 14089 21642 24667 25907
DN600 416 833 1672 2522 3931 6416 10355 16767 25756 29356 30832
DN650 488 977 1962 2960 4614 7530 12152 19678 30227 34452 36184
DN700 566 1133 2275 3432 5351 8733 14094 22821 35057 39956 41965
DN750 650 1301 2612 3940 6142 10025 16179 26198 40244 45868 48175
DN800 739 1480 2972 4483 6989 11406 18408 29807 45788 52188 54812
DN850 835 1671 3355 5061 7890 12876 20781 33650 51691 58915 61878
DN900 963 1873 3761 5674 8845 14436 23298 37725 57951 66050 69371