HCB/CV3000 Cage Two-Seat Regulating Valve

Products > Pneumatic valve series > HCB/CV3000 Cage Two-Seat Regulating Valve

HCB/CV3000 Cage Two-Seat Regulating Valve

Product Model: HCB / CV3000
Nominal Diameter: DN20 ~ 200mm
Nominal Pressure: PN1.6,4.0,6.4MPa
Ambient Temperature: -30 ~ +70 ℃
Main Material: Cast Steel (ZG230-450), Cast Stainless Steel (ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti , ZG00Cr18Ni12Mo2Ti), titanium
Flange Standard: JIS B2201-1984, ANSI B16.5-1981, GB / T9112 ~ 9124-2000 , etc.
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First, Two-Seat Control Valve - Product Description

Cage-type two-seat control valve is a control of a variety of high temperature, low temperature of the high fluid, pressure balance control valve, valve structure is compact, the valve fluid channel was S fluid line, also has a smooth flow around the sleeve to improve the flow Of the deflector, which is characterized by low pressure drop loss, large flow, adjustable range, high precision flow characteristics, in line with IEC534 standard, good dynamic stability of the control valve, low noise, flash cavitation corrosion is small, suitable for control High temperature differential fluid at various temperatures. Equipped with LHA multi-spring pneumatic film actuator, its compact structure, the output force. Products meet GB / T4213-92.
 

Second, Two-Seat Control Valve - The Main Technical Parameters

Body
 Connection Type: Flange connection: FF, RF, RJ, LG, groove type, embedded 
 Flange Standard: JIS B2201-1984, ANSI B16.5-1981, GB / T9112 ~ 9124-2000 
 Welding Connection: SW engagement welding 
 Materials: Steel (ZG230-450), cast stainless steel (ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, ZG00Cr18Ni12Mo2Ti), titanium and other 
 Valve Cover: Normal type (P): - 17 ~ + 230 ℃ 
 Elongated ⅰ (E1): -45 ~ -17 ℃ + 230 ~ + 566 ℃ 
 Elongated ⅱ type (E2I): - 100 ~ -45 ℃ 
 Elongated ⅱ type (E2W): - 196 ~ -100 ℃ 
 Note: The operating temperature must not exceed a variety of materials The allowable range. 
 Gasket Type: Bolt Compression 
 Filler: V-Teflon Filler, Polytetrafluoroethylene Asbestos Filler, Asbestos Braided Filler, Graphite Packing 
 
  Valve Assembly

 Spool Type: Single Sleeve Piston Spool 
 Flow Characteristics: equal percentage (%) and linearity (L) 
 Form Of A Sleeve: split sleeve 
 Material: Stainless Steel (1Cr18Ni9Ti, 1Cr18Ni12Mo2Ti, 17-4PH, 9Cr18,316L ), Stainless Steel Weld Stellite Alloys, Titanium and Resistance Corrosion Alloys and so on
 

Actuator
 
Type: LHA multi-spring film actuator, LVA5 single spring film actuator, LVA6 single acting cylinder piston actuator, LVP double acting cylinder piston actuator 
 Diaphragm material: ethylene propylene rubber clip nylon cloth, nitrile rubber clip nylon cloth 
 Spring Range: 20 ~ 100,80 ~ 240kPa (LHA , LVA5 type), 190 ~ 350,190 ~ 400kPa ( LVA6 type) 
 Supply Pressure: 140 ~ 400kPa (LHA type), 140 ~ 280kPa (LVA5 type) 
 400 - 500kPa (LVA6 type), 300 ~ 500kPa (LVP type) 
 Air Source Interface: Rc1 / 4 " 
 Ambient Temperature: -30 ~ +70 ℃ 
 Valve Action Type: Positive or reaction with the implementation of the valve to achieve the gas-off or gas - open 
 Accessories: Locator, Air Filter Pressure Reducer, Security Valve, Stroke Switch, Valve Position Transmitter, Solenoid Valve, Hand Wheel Institutions, Etc.
 

Performance
 
Leakage: Metal Seat: Less than 0.01% of the rated capacity of the valve, ANSI B16.104-1976IV Class 
 Soft Seat: Less than 10-7 of rated capacity of the valve, ANSI B16.104-1976IV Hysteresis 
 : With positioning is: less than 1% of full travel, 
 Without positioner: less than 3% of total travel (LHA1 type less than 5% of total travel) 
 Basic Error: with positioner: less than ± 1% full stroke, 
 Without positioner: Less than ± 5% of full stroke 
 Note: Standard V-type PTFE packing 
 Adjustable range: 50: 1 (0.25≤Cv≤14) or 30: 1 (CV≤0.16)
 

Third, The Main Dimensions

Nominal DiameterImplementing AgencyHCφBE
Normal Temperature type
(P)
Elongation Type
I (E1)
Elongation type
II (E2I)
Elongation type
II (E2W)
40LHA1D, R42559070594523021870
LHA2D, R5006657801020281267
LHA3D, R5907608751140363350
50LHA1D, R42559571095023021880
LHA2D, R5006707851025281267
LHA3D, R5957658751140363350
65LHA2D, R575745/755880113028126788
LHA3D, R630800/8109301180363350
LHA4D, R8651035/104511651495520470
80LHA2D, R580755/765900113528126798
LHA3D, R635810/8209551190363350
LHA4D, R8701045/105511901505520470
100LHA2D, R610810/8709151150281267113
LHA3D, R660860/87010201205363350
LHA4D, R8901100/111012551520520470
LVA5R1420163518202050-620
LVA6R1160137515601790-445
150LHA3D, R7851020/104512501385363350170
LHA4D, R9551190/121514251570520470
LVA5R1480174019802110-620
LVA6R1220148017201850-445
200LHA4D, R1090135015801710520470220
LVA5R1585185021452275-620