Sleeve ya nyuma ya nyuma ni valve ni valve ambayo hutumia nguvu ya nyumatiki kudhibiti mtiririko wa maji na shinikizo. Inayo mwili wa valve, sleeve, msingi wa valve, pistoni, chemchemi
na activator ya nyumatiki. Valve hii inabadilisha msimamo wa msingi wa valve na inabadilisha eneo la kituo cha maji kupitia valve, na hivyo kurekebisha mtiririko na shinikizo.
Sleeve ya nyuma ya nyuma ina sifa zifuatazo:
1. Udhibiti sahihi : Ubunifu wa msingi wa valve na sleeve huwezesha valve kudhibiti kwa usahihi mtiririko na shinikizo la maji kukidhi mahitaji ya michakato tofauti.
2. Jibu la haraka : Kwa sababu ya utumiaji wa activators za nyumatiki, sleeve ya nyumatiki inayosimamia valve ina sifa za majibu ya haraka na inaweza kuzoea haraka haraka
mtiririko na shinikizo la maji.
3. Kuegemea juu : valve imetengenezwa kwa vifaa vya hali ya juu, ina upinzani mzuri wa kutu na upinzani wa kuvaa, na inaweza kufanya kazi kwa muda mrefu katika mazingira magumu ya kufanya kazi.
4. Utunzaji rahisi : Valve ina muundo rahisi na ni rahisi kutenganisha na kukarabati, ambayo inaweza kupunguza wakati wa matengenezo na gharama.
5. Inatumika sana : valves za kudhibiti nyuma za nyumatiki zinafaa kwa nyanja mbali mbali za viwandani, kama tasnia ya kemikali, mafuta, nguvu ya umeme, madini, nk,
na inaweza kutumika kudhibiti mtiririko na shinikizo la vinywaji, gesi na mvuke.
Bidhaa kuu za kampuni yetu ni pamoja na valve ya kudhibiti nyumatiki 、 Mpira wa nyumatiki wa nyuma 、 Valve ya kudhibiti umeme
Valve mwili
Type |
Straight-through double-seat ball valve |
Nominal diameter |
DN15-DN400mm |
Nominal pressure |
PN16, 40, 64, ANSI150, 300, 600; |
Connection form: |
Flange type |
Valve body material: |
WCB, WC6, WC9, LCB, LC2, LC3, CF8, CF8M, etc. |
Valve cover form: |
Standard type (P): -17-+230℃ |
Gland type: |
Bolt pressing type |
Filling: |
PTFE V-shaped packing, PTFE asbestos and flexible graphite |
Vipengele vya Valve
Valve core form: |
pressure balanced valve core |
Adjustment characteristics: |
equal percentage, linear |
Internal parts materials: |
304, 304 surfacing STL, 316, 316 surfacing STL, 316L, etc. |
Wakala mtendaji
Model: |
film type |
Diaphragm material: |
ethylene-propylene rubber sandwiched with nylon |
Spring range: |
20-100KPa, 40-200KPa, 80-240KPa |
Air supply pressure: |
140KPa, 160KPa, 280KPa, 400KPa |
Air source connector: |
Rc1/4, Rc3/8 |
Ambient temperature: |
-30 ~ +70℃ |
Mode of action: |
air-opening type (reaction), air-closing type (direct action) |
Remarks: |
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① This model of large diameter or high pressure differential regulating valve can also be equipped with a straight stroke piston actuator. |
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② If the ambient temperature is lower than -30℃, please contact Xipai technical personnel. |
Utendaji
Leakage amount: |
Metal valve seat: Complies with ANSI B16.104 Level IV |
Non-metallic valve seat: |
conforms to ANSI B 16.104 Class VI Accessories (configured upon request) Positioner, filter pressure reducing valve, hand wheel mechanism, limit switch, solenoid valve, valve position transmitter, air control valve, speed increaser, position keeping valve, etc. |