CV3000 Pneumatic Diaphragm Cage Control Valve
Product overview
Product model: CV3000
Nominal diameter: DN20~200mm
Nominal pressure: PN1.6~6.4MPa
Ambient temperature: -30 ~ +70℃
Main material: cast steel (ZG230-450), cast stainless steel (ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, ZG00Cr18Ni12Mo2Ti), titanium, etc
Drive mode: pneumatic
Design standard: GB/T17213
Flange standard: GB/T9113, JB/T79, HG20594 and other standards
Inspection standard: GB/T4213
Connection type: flange (FF RF RTJ), welding (SW BW), thread (applicable to less than 1 ")
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
DN |
Execution agency |
H | C | φB | E | |||
Normal temperature type (P) |
Elongation type Ⅰ (E1) |
Elongation type Ⅱ (E2I) |
Elongation Ⅱ (E2W) |
|||||
40 | LHA1D, R | 425 | 590 | 705 | 945 | 230 | 218 | 70 |
LHA2D, R | 500 | 665 | 780 | 1020 | 281 | 267 | ||
LHA3D, R | 590 | 760 | 875 | 1140 | 363 | 350 | ||
50 | LHA1D, R | 425 | 595 | 710 | 950 | 230 | 218 | 80 |
LHA2D, R | 500 | 670 | 785 | 1025 | 281 | 267 | ||
LHA3D, R | 595 | 765 | 875 | 1140 | 363 | 350 | ||
65 | LHA2D, R | 575 | 745/755 | 880 | 1130 | 281 | 267 | 88 |
LHA3D, R | 630 | 800/810 | 930 | 1180 | 363 | 350 | ||
LHA4D, R | 865 | 1035/1045 | 1165 | 1495 | 520 | 470 | ||
80 | LHA2D, R | 580 | 755/765 | 900 | 1135 | 281 | 267 | 98 |
LHA3D, R | 635 | 810/820 | 955 | 1190 | 363 | 350 | ||
LHA4D, R | 870 | 1045/1055 | 1190 | 1505 | 520 | 470 | ||
100 | LHA2D, R | 610 | 810/870 | 915 | 1150 | 281 | 267 | 113 |
LHA3D, R | 660 | 860/870 | 1020 | 1205 | 363 | 350 | ||
LHA4D, R | 890 | 1100/1110 | 1255 | 1520 | 520 | 470 | ||
LVA5R | 1420 | 1635 | 1820 | 2050 | - | 620 | ||
LVA6R | 1160 | 1375 | 1560 | 1790 | - | 445 | ||
150 | LHA3D, R | 785 | 1020/1045 | 1250 | 1385 | 363 | 350 | 170 |
LHA4D, R | 955 | 1190/1215 | 1425 | 1570 | 520 | 470 | ||
LVA5R | 1480 | 1740 | 1980 | 2110 | - | 620 | ||
LVA6R | 1220 | 1480 | 1720 | 1850 | - | 445 | ||
200 | LHA4D, R | 1090 | 1350 | 1580 | 1710 | 520 | 470 | 220 |
LVA5R | 1585 | 1850 | 2145 | 2275 | - | 620 |
Reminder:
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