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CV3000 Pneumatic Diaphragm Cage Control Valve product description

CV3000 Pneumatic Diaphragm Cage Control Valve produced and sold by Baigang valve group is a control of a variety of high temperature, low temperature high-pressure, pressure balance control valve, the valve structure is compact, the valve fluid flow was S-line, but also to improve the smooth flow around the sleeve fluid Of the guide vane, which is characterized by pressure loss loss, large flow, wide range of adjustable, high flow characteristics, in line with IEC534 standards, regulating valve dynamic stability, low noise, flash cavitation corrosion is small, suitable for control High temperature differential pressure fluids. Equipped with LHA multi-spring pneumatic film actuator, its compact structure, the output power. Products comply with GB / T4213-92.

CV3000 Pneumatic Diaphragm Cage Control Valve main technical parameters

Valve Body
 Connection Type: Flange Connection: FF, RF, RJ, LG, Groove, Insert 
 Flange Standard: JIS B2201-1984, ANSI B16.5-1981, GB / T9112 ~ 9124-2000 etc. 
 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 ℃ 
 Elongation Ⅱ (E2I): - 100 ~ -45 ℃ 
 Elongation Ⅱ (E2W): - 196 ~ -100 ℃ 
 Note: the working temperature is not allowed to exceed a variety of materials The allowable range. 
 Gland Type: Bolt Compression 
 Filling: V-type PTFE packing, impregnated PTFE asbestos packing, asbestos braided packing, graphite packing 
 
Valve components
 Type: Single-seat sleeve plunger-type valve plug 
 flow Features: Equal Percentage (%) and Linearity (L) 
 Sleeve Type: Discrete Sleeve 
 Material: Stainless Steel (1Cr18Ni9Ti, 1Cr18Ni12Mo2Ti, 17-4PH, 9Cr18, 316L) Corrosion of alloys

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: EPDM clip nylon cloth, NBR nylon clip 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 reverse acting actuator to achieve the valve gas-off or gas - Open 
 Accessories: Positioner, Air Filter Regulator, Relief Valve, Stroke Switch, Valve Position Transmitter, Solenoid Valve, Handwheel Mechanism, etc.

Performance
 Leakage: Metal Seat: less than 0.01% of valve rated capacity, in line with ANSI B16.104-1976IV grade 
 soft seat: less than the valve rated capacity of 10-7, in line with ANSI B16.104-1976IV level Backlash 
 : with positioning Less than 1% of full stroke 
 without positioner: less than 3% of full stroke (LHA1 less than 5% of full stroke) 
 Basic error: With positioner: less than ± 1% of full stroke 
 without locator: Less than ± 5% of the full stroke 
 Note: The standard V-type PTFE filler 
 can be adjusted within the range of 50: 1 (0.25≤Cv≤14) or 30: 1 (CV≤0.16)

CV3000 Pneumatic Diaphragm Cage Control Valve main dimensions