Pneumatic PTFE PFA Lined diaphragm valve specifications
Pneumatic PTFE PFA Lined diaphragmvalve control Mtundu wa thupi: | molunjika kudzera mu mtundu wa globe Fluoride (PTFE, FEP,PFA) ali ndi mzere |
Mtundu wa Spool: | chosalinganizika mpando umodzi pulagi mtundu |
Kukula mwadzina: | DN20~200,, NPS 3/4〞~ 8〞 |
Kuthamanga mwadzina: | PN16 ~ 100, CLASS 150LB ~ 600LB |
Kugwirizana: flange: | FF, RF, MF, RTJ |
Kuwotcherera: | SW, BW |
Flange dimension: | Malinga ndi IEC 60534 |
Pneumatic PTFE PFA yokhala ndi valavu yowongolera diaphragm Mtundu wa boneti: | Ⅰ: muyezo mtundu (-29 ℃ ~ 150 ℃) |
Kulongedza: | V mtundu wa PFTE kulongedza, flex.graphite kulongedza, etc. |
Gasket: | Metal graphite kulongedza katundu |
Woyambitsa: | Pneumatic: multi-spring diaphragm actuator, piston type actuator. |
Mndandanda Wazinthu
Dzina lachigawo | Control Valve Material |
Thupi/Boneti | WCB/CF8/CF8M/CF3M |
Lined Material | PTFE, FEP, PFA |
Control Valve spool/Mpando | 304/316/316L Lined PTFE/FEP/PFA |
Kulongedza | PTFE |
Gasket | PTFE |
Chivundikiro cha Diaphragm | Nthawi zambiri:Q235,Wapadera:304 |
Diaphragm | NBR yokhala ndi nsalu yolimba ya polyester |
Kasupe | Nthawi zambiri: 60Si2Mn, Chapadera: 50CrVa |
Tsinde la valve yowongolera | 2Cr13/17-4PH/304/316/316L |
Kuchita kwa valve
Pneumatic PTFE PFA Lined diaphragm control valve Flow character | Linear, kuchuluka, kutseguka mwachangu | |
Mtundu wovomerezeka | 30: 1 | |
Mtengo wa Cv | Maperesenti CV6.3 ~ 400 , liniya CV6.9 ~ 440 | |
Pneumatic PTFE PFA yokhala ndi valavu yowongolera diaphragm Kutayikira kovomerezeka | Chisindikizo chofewa: kalasi ya VI (giredi ya thovu) Kutayikira muyezo: GB/T 4213 | |
Pneumatic PTFE PFA yokhala ndi ma valve owongolera ma diaphragm Performance | ||
Kulakwitsa kwenikweni(%) | ±1.5 | |
Kubweza kusiyana (%) | ≤1.5 | |
Malo akufa(%) | ≤0.6 | |
Kusiyana kuyambira koyambira mpaka kumapeto (%) | ±2.5 | |
Mayendedwe amasiyana (%) | ≤2.5 |
Kufotokozera kwa valve actuator
Pneumatic fluorine lined control valve Type\ Njira | Pneumatic diaphragm actuator |
PZMA-4~ PZMA-7 | |
Multi-kasupe mtundu | |
Kugwiritsa ntchito | Mtundu wowongolera, mtundu wa ON-OFF |
Kuthamanga kwa mpweya kapena magetsi a magetsi | Kuthamanga kwa mpweya (Spring range) 140 (20-100) Kpa G 240 (40~200) Kpa G 280 (80~240) Kpa G |
Cholumikizira | Cholumikizira chitoliro cha mpweya: RC1/4 |
Zochita zachindunji | Kuthamanga kumawonjezeka, tsinde limatsika, valve imatseka. |
Zomwe anachita | Kuwonjezeka kwamphamvu, kukwera kwa tsinde, valavu yotseguka. |
Lowetsani chizindikiro | 40 ~ 20mA.DC (ndi poyika) |
Lag | ≤1% FS (yokhala ndi malo) |
Mtundu wa mzere | 2% FS (ndi positioner) |
Kutentha kwa chilengedwe | -10 ℃~+70 ℃ |
Pneumatic PTFE PFA Lined diaphragm control valve Accessories | E/P, valavu ya P/P, chowongolera zosefera, chosinthira valavu, valavu ya solenoid, switch yochepa Zida zosakhazikika, zimafunikira zolemba zapadera. |
Vavu luso parameter
Kukula mwadzina, DN | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | ||
Choyezera choyezera, Cv | Peresenti | 8 | 12 | 20 | 32 | 50 | 70 | 100 | 200 | 240 | ||
Linear | 5 | 10 | 16 | 25 | 38 | 63 | 80 | 120 | 220 | 300 | ||
Maulendo | 16 mm | 25 mm | 40 mm | 60 mm | ||||||||
Pneumatic actuator Malo ogwira mtima a diaphragm, Ae (cm2) | ZHA/B-22 | ZHA/B-23 | ZHA/B-34 | ZHA/B-45 | ||||||||
350 | 350 | 560 | 900 | |||||||||
Zochita | Mtundu wa masika | Pneumatic PTFE PFA yokhala ndi valavu yowongolera diaphragm Max.kusiyana kovomerezeka (MPa) | ||||||||||
Mpweya wotseguka | 20-100KPa | 1.16 | 0.7 | 0.44 | 0.28 | 0.18 | 0.17 | 0.11 | 0.07 | 0.07 | 0.05 | |
40-200 KPa | 3.34 | 2.14 | 1.31 | 0.84 | 0.53 | 0.51 | 0.33 | 0.21 | 0.22 | 0.15 | ||
80-240 KPa | 6.4 | 4.99 | 3.05 | 1.95 | 1.25 | 1.18 | 0.78 | 0.5 | 0.51 | 0.36 | ||
Mpweya pafupi | 20-100KPa | 2.23 | 2.14 | 0.87 | 0.56 | 0.35 | 0.34 | 0.22 | 0.14 | 0.15 | 0.1 | |
40-200 KPa | 6.4 | 6.4 | 5.86 | 3.64 | 2.3 | 2.21 | 1.43 | 0.91 | 0.95 | 0.66 | ||
80-240 KPa | 6.4 | 6.4 | 6.4 | 5.04 | 3.18 | 3.06 | 1.98 | 1.26 | 1.32 | 0.92 |