GoobtaTianjin, Shiinaha (Dhul-weynaha)
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Qalabka dusha sare ee Valve ee lagu dabaqi karo heerkulka isbarbardhigga dhexdhexaadka ah tijaabada cadaadiska miiska waalka waa inuu u hoggaansamaa mabaadii'da 16 iyo arrimaha u baahan feejignaan

Qalabka dusha sare ee Valve ee lagu dabaqi karo heerkulka isbarbardhigga dhexdhexaadka ah tijaabada cadaadiska miiska waalka waa inuu u hoggaansamaa mabaadii'da 16 iyo arrimaha u baahan feejignaan

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Walaxda daboolaya walxaha dusha sare ee lagu dabaqi karo miiska isbarbardhigga dhexdhexaadka ah
maaddo
Heerkulka adeegga ku habboon
Tilmaamaha loo isticmaalo
Butyl caag Buna-N
-23 ℃ ~ 82 ℃
Gaaban -23 ℃ ~ 120 ℃
Caag Butadiene waxa uu leeyahay is-malleability wanaagsan, xidho iska caabin ah iyo guryaha iska caabin hydrocarbon, sida wax guud waxaa loo isticmaali karaa in biyaha, vacuum, acid, milix, alkali, lipid, saliid, subagga, saliid hydraulic, glycol iyo warbaahinta kale, laakiin ma awoodo. loo isticmaalo **, ketone, nitrate iyo meelaha hydrocarbon fluorinated.
YiBing caag
EPDM
- 40 ℃ ~ 135 ℃
Gaaban -50 ℃ ~ 170 ℃
Caag Ethylene propylene waa caag synthetic caalami ah oo wanaagsan, waxaa loo isticmaali karaa in nidaamka biyaha kulul, cabitaanka, waxyaabaha caanaha, methyl ketone, khamriga, Nitrate iyo glycerol iyo warbaahinta kale, laakiin aan loo isticmaali karaa in saliid hydrocarbon ku salaysan, arrinta aan organic ama dareere.
Fluoroprene Neoprene
-29 ℃ ~ 135 ℃
Gaaban -35 ℃ ~ 113 ℃
Caag Fluoroprene waxaa loo isticmaali karaa aashitada, saliidda, dufanka, dareeraha subagga iyo warbaahinta kale, waxay si fiican u caabisay ammonia anhydrous iyo waxqabadka khamriga.
caag fluorin leh
Viton
-29 ℃ ~ 205 ℃
caag Fluorinated waa iska caabin wanaagsan u ah saliidda hydrocarbon ku salaysan, gaaska saliidda iyo waxyaabaha kale ee batroolka ee caagga fluorinated, ku habboon biyaha, saliidda, hawada, acid iyo warbaahinta kale, laakiin looma isticmaali karo uumi, in ka badan 82 ℃ biyo kulul ama xoog. nidaamka alkali.
caag silikoon ah
Silikoon
-40 ℃ ~ 180 ℃
Iska caabbinta caagga silikoon ee heerkulka sare, heerkulka hooseeya, xasilloonida kiimikada, oo si weyn loogu isticmaalo aashitada xooggan, alkali daciifka ah iyo warshadaha cuntada.
PTFE PTFE
- 10 ℃ ~ 200 ℃
Polytetrafluoroethylene waxay leedahay sifooyin kiimikaad oo deggan, dusha sare ee aan viscosity-ka ahayn, dufan wanaagsan iyo guryaha ka-hortagga gabowga, oo si ballaaran loogu isticmaalo asiidhyada xooggan, saldhigyada daciifka ah, oksaydhiyeyaasha xooggan iyo warbaahinta kale ee daxalka.
Tijaabada cadaadiska Valve waa in ay u hoggaansamaan mabaadi'da iyo arrimaha u baahan in fiiro gaar ah loo yeesho 16 habka wax soo saarka waalka waa mid adag oo fudud, wax soo saarka caadiga ah ee valves sida albaabka albaabka, valve valve, valve globe, balanbaalis, valve hubin, wareegga wax soo saarka guud ahaan. Saddex maalmood gudahood, valves-soo-saarka wanaagsan waa inay maraan tijaabooyin kala duwan oo waxqabad ah, oo ay ku jiraan * * muhiim ah in la tijaabiyo. Tijaabada cadaadiska waa in la tijaabiyo in qiimaha cadaadiska ee waalka uu qaadi karo uu buuxiyo shuruudaha xeerarka wax soo saarka, tijaabada cadaadiska guud waa in uu u hoggaansamo mabaadi'da soo socota iyo arrimaha u baahan taxadar:
Wax soo saarka valves waa hab adag oo fudud. Wareegga wax soo saarka ee valves-ka caadiga ah sida albaabbada albaabka, valves-ka kubbadda, globe valves, balaaliyeyaasha valves iyo valves check valves guud ahaan waa saddex maalmood gudahood. Wax soo saarka valves waa in lagu tijaabiyaa imtixaano waxqabad oo kala duwan, kuwaas oo ay ka mid yihiin tijaabada ugu muhiimsan waa tijaabada cadaadiska. Tijaabada cadaadiska waa in la tijaabiyo in qiimaha cadaadiska ee waalka uu qaadi karo uu buuxiyo shuruudaha xeerarka wax soo saarka, tijaabada cadaadiska guud waa in uu u hoggaansamo mabaadi'da soo socota iyo arrimaha u baahan taxadar:
(1) Xaaladaha caadiga ah, waalka laguma sameeyo tijaabada xoogga, laakiin daboolka waalka iyo daboolka ka dib hagaajinta ama dhaawaca daxalka waa in la mariyaa tijaabada xoogga. Qalabka badbaadada, cadaadiska joogtada ah iyo cadaadiska soo noqoshada iyo imtixaanada kale waa inay u hoggaansamaan qeexida iyo bixinta hababka habboon.
(2) Xoogga iyo cidhiidhiga waalka waa in la tijaabiyaa. Hubinta booska cadaadiska hoose ee 20%, sida kuwa aan u qalmin waa in 100% la eego; Waa in 100% la baaro tuubooyinka cadaadiska dhexdhexaadka ah iyo kuwa sare.
(3) Inta lagu jiro baaritaanka, waalka waa in lagu rakibaa jihada kormeerka fudud.
(4) Fiilooyinka qaabka isku xirka alxanka ah, shaabadda kolayga ah ama shaabadda O-ring ayaa loo isticmaali karaa tijaabada cadaadiska marka tijaabada cadaadiska ee saxan indho la'aan ah aysan suurtagal ahayn.
(5) Tijaabada hydraulic waxay isku dayi doontaa inay baabi'iso hawada waalka.
(6) Cadaadiska waa in si tartiib tartiib ah loo kordhiyo inta lagu jiro baaritaanka, iyo cadaadis degdeg ah oo degdeg ah lama ogola.
(7) Tijaabada xoogga iyo muddada tijaabada shaabadeynta guud ahaan waa 2-3 daqiiqo, muhiimka ah iyo valvesyada gaarka ah waa inay socdaan 5 daqiiqo. Waqtiga tijaabada waalka dhexroorka yar wuxuu noqon karaa mid gaaban, dhexroorka weyn ee waqtiga tijaabada waalka wuu dheeraan karaa. Inta lagu jiro imtixaanka, haddii shaki, wakhtiga imtixaanka waa la kordhin karaa. Inta lagu jiro tijaabada xoogga, ha u oggolaan jidhka iyo daboolka inay dhidid ama daadiyaan. Tijaabada shaabadda, waalka guud waa hal mar oo kaliya, waalka badbaadada, waalka cadaadiska sare iyo kuwa kale ee cayriin ayaa loo baahan yahay in la sameeyo laba jeer. Inta lagu jiro tijaabada, cadaadiska hooseeya, dhexroorka waaweyn ee aan muhiimka ahayn iyo valves oo leh waxyaabo u oggolaanaya daadinta ayaa loo oggol yahay inay yeeshaan ifafaale daadid; Iyadoo loo eegayo shuruudaha kala duwan ee valves universal, valves station power, valves Marine iyo valves kale, shuruudaha daadinta waa in lagu fuliyaa si waafaqsan xeerarka khuseeya.
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(9) Tijaabada cadaadiska, xoogga xidhidhiyaha waalka wuxuu u oggolaanayaa qofka xooggiisa caadiga ah inuu xidho; Lama ogola in xoog lagu isticmaalo kabaal ama qalab kale (marka laga reebo wrenches torque). Marka dhexroorka taayirrada gacantu ay ka weyn tahay 320mm, laba qof ayaa loo oggol yahay inay wada xidhaan.
(10) Waalka leh shaabadda sare waa in laga soo saaraa baakadaha si loo tijaabiyo. Ka dib marka shaabadda sare la xidho, hubi in uu jiro daadad. Markaad gaas ku tijaabinayso, ku buuxi sanduuqa alaabta biyaha si loo eego. Ha u ogolaan shaabadda sare inay ku jirto meel u dhow marka la xirxiro baaritaanka cidhiidhiga.
(11) halka waalka uu leeyahay aaladda wadista, marka la tijaabinayo xidhiddiisa, aaladda wadista waa in loo isticmaalaa in lagu xidho valve si loogu xidho tijaabada. Qalabka gacanta lagu kaxeeyo, waa in sidoo kale loo isticmaalaa in lagu xiro tijaabada shaabadda valve.
(12) Tijaabada xoogga iyo shaabadeynta lagu rakibay waalka weyn ee waalka dhaafa, ee xoogga waalka weyn iyo tijaabada shaabadeynta; Marka la furo daminta waalka weyn, waa in sidoo kale loo furo si waafaqsan.
(13) Inta lagu jiro tijaabada xoogga leh ee kabka birta, dubbaha naxaasta ah waa in la isticmaalaa in lagu taabto jirka waalka iyo daboolka waalka si loo hubiyo in uu jiro daadasho.
(14) Marka waalka la tijaabiyo, dusha daboolka ee waalka looma oggola in la saliido marka laga reebo in dusha sare ee waalka furka loo oggol yahay in la saliido.
(15) Inta lagu jiro tijaabada cadaadiska tuubada, cadaadiska saxanka indhoolaha ah ee waalka waa inuusan noqon mid aad u weyn, si looga fogaado qallafsanaanta waalka oo saameyn ku yeesho saameynta baaritaanka (haddii birta birta ah ay aad u adag tahay, way dhaawacmi doontaa).
(16) Ka dib marka tijaabada cadaadiska waalka la dhammeeyo, biyaha ku jira waalka waa in laga saaraa waqti ka dib oo la tirtiro, waana in diiwaanka tijaabada la sameeyaa.


Waqtiga boostada: Agoosto-25-2022

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