Pneumatic Piston High Performance Butterfly Valve with Carbon Steel Material - YS
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Pneumatic Piston High Performance Butterfly Valve with Carbon Steel Material
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Pneumatic piston high performance on-off butterfly valve
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ZSHWB Series of Double Eccentric Butterfly Valve(High performance butterfly valve),both valve disc and sealing ring are designed in special eccentric structure,with characteristics of impact structure, good shut-off performance, repair and replace conveniently and long operation life, so it has both regulating and shut-off functions, which could be widely used to cut off and regulate the processing fluids, such as metallurgy, oil, chemical engineering,electric power,natural gas. engineering, electric power,natural gas.
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Feature:
# # High quality one piece casting which provides consistent uniformity;
# High performance shutoff and modulating service for standard industrial process lines;
# Principle of seat sealing :soft seat or metal seat which meet the different application;
# Both wafer and lugged body styles available
Table? 1 Main Performance Parameter???????????????????????????????????????????????? ?
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No. | Item | Pneumatic Type | Electric Type |
1 | Basic error＜(%) | ±2.5 | ±2.5 |
2 | Backlash＜(%) | 2.5 | 2.0 |
3 | Deadzone＜(%) | 2.0 | 3.0 |
4 | Beginning and ending deviation＜(%) | Beginning | ±2.0 | ±1.5 |
Ending |
5 | Rated angle deviation＜(%) | +2.5 | +0.5 |
6 | Rated flow parameter deviation＜(%) | +10 |
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Table 2? Rated Flow Parameter
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DN(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 |
Rated Kv | 100 | 150 | 200 | 405 | 620 | 1150 | 2030 | 3150 | 4550 | 6200 |
Piston type | Single action | 83 | 83 | 100 | 100 | 125 | 143 | 160 | 190 | 210 | 240 |
Torque(Nm) | 20 | 20 | 50 | 50 | 100 | 200 | 300 | 400 | 600 | 1000 |
Double action | 63 | 63 | 83 | 83 | 100 | 125 | 143 | 160 | 190 | 210 |
Torque(Nm) | 20 | 20 | 50 | 50 | 100 | 200 | 300 | 400 | 600 | 1000 |
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DN(mm) | 400 | 450 | 500 | 600 | 700 | 800 | 900 | 1000 | 1200 |
Rated Kv | 8100 | 10260 | 13500 | 19800 | 27000 | 35700 | 44600 | 55080 | 81000 |
Piston type | Single action | 270 | 270 | 300 | 300 | 350 | 400 | HAW35S | HAW40S | HAW50S |
Torque(Nm) | 1600 | 1600 | 2000 | 2000 | 2500 | 3600 | 6100 | 8700 | 14000 |
Double action | 240 | 240 | 240 | 240 | 270 | 300 | 350 | 400 | HAW35 |
Torque(Nm) | 1900 | 1900 | 1900 | 1900 | 2600 | 3500 | 5700 | 8100 | 16000 |
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Table 3????? Main Technical Parameters
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DN(mm) | DN50～1200 |
PN(MPa) | 0.6,1.0,1.6,4.0(DN80～400) |
Flow characteristic | EQ% |
Rangeable ration R | 50 |
Rated angle(°) | 80 |
Actuator Mode | Single or double action |
Air supply(MPa) | Recommend 0.5Mpa |
Voltage | 220V.AC? 50Hz ,?? 380V.AC? 50Hz(3 phrase) |
Input signal | 4～20mA.DC,0～10mA.DC,1～5V.DC or others |
Connection | Wafer |
Temperature(℃) | Carbon steel:-20～425℃,Stainless steel:-40～595℃ |
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Pressure & Temperature Rating
Table 4??????????????????????????????????????????????? ??????????????????????Unit:kg·f/cm2
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Pressure Temp.℃ | PN16 | PN40 | PN64 |
WCB | CF8 | WCB | CF8 | WCB | CF89 |
-196～-20 | — | 16.0 | — | 40.0 | — | 64.0 |
-20～100 | 16.0 | 16.0 | 40.0 | 40.0 | 64.0 | 64.0 |
150 | 16.0 | 16.0 | 40.0 | 40.0 | 64.0 | 64.0 |
200 | 16.0 | 16.0 | 40.0 | 40.0 | 64.0 | 64.0 |
250 | 14.0 | 15.0 | 36.0 | 38.0 | 56.0 | 60.0 |
300 | 12.5 | 14.0 | 32.0 | 36.0 | 50.0 | 56.0 |
350 | 11.0 | 13.2 | 28.0 | 34.0 | 45.0 | 53.0 |
400 | 10.0 | 12.5 | 25.0 | 32.0 | 40.0 | 50.0 |
425 | 9.0 | 12.0 | 22.0 | 30.7 | 36.0 | 48.4 |
450 | 6.7 | 11.5 | 17.0 | 29.5 | 26.5 | 46.8 |
500 | — | 10.5 | — | 26.5 | — | 42.5 |
525 | — | 9.9 | — | 24.6 | — | 39.2 |
560 | — | 9.0 | — | 22.0 | — | 36.0 |
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Material and Leakage Rate?????????? ??????????????????????????Table 5
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Body | WCB,CF8,CF8M |
?Disc | CF8,CF8M | CF8,CF8M + Stellite |
Seal ring | PTFE | 304 |
Press plate | WCB,CF8,CF8M |
Packing | PTFE, Flexible graphite |
Gasket | Graphite spiral wound gasket, PTFE |
Leakage | Ⅵ | Ⅳ |
Seat leakage(l/h) | Micro bubble① | 10-4×Kv |
Temp. range(℃) | -20～200 | -20～450 |
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Zhejiang yongsheng technology co.,ltd.
Address: Lushan Industrial Park,Fuyang,Hangzhou City,Zhejiang Province,China, Hangzhou, Zhejiang, China, 310000
Tel: 86-571-63168258
Zhejiang Yongsheng Instrumentation Co., Ltd has been officially changed to Zhejiang Yongsheng Technology Co., Ltd. since July 1st 2015 . It is a professional corporation specializing in developing and manufacturing instruments of industrial control valves. Our company is a state approved A Class manufacturer of pressure pipe components; National Support for High-tech Enterprise; State Torch Program Units; and is superior supplier of Sinopec, CNPC, CNOOC and other important national oil and chemical enterprise.
Our company is located in Lushan Hi-tech Park - in the southern part of Hangzhou where with honor of Natural Heaven. The company is covered with more than 30,000 square meter area; we have two factories: one with an annual output of 5000 tons of resin sand cast and another produces 20,000 sets of valves. We have more than 300 senior and middle-class technicians. Our company has many patent products including: new type of intelligent control valve, three eccentric butterfly valve, 鈥淰鈥?ball valve, pneumatic Y鈥搕rap valve and pipe regulating device etc. We have fully realized a stream line from valve body casting, machining, testing, and packing for self regulating valve series, linear-motion regulating valve series, rotary-motion regulating valve series, intelligent control valve series, and we have turned into one of the most advanced control valve R&D, and manufacturing base in China.
