Mah cukutka valvehmannak phunphun a ngeimi a tlangpi in hmanmi valve a si. Ti kilvennak, thir sernak le a dang riantuannak ah hman bik a si. A kau ngaimi hmannak riantuan ning cu theihhngalh a si cangzmarket nih a ed. Kum tampi chung tthatnak le thiamnak lei zohkhenhnak le hneksaknak ah, caṭialtu nih gate valve hmuh khawhnak kong lawng si loin gate valve hmannak kong zongah hlathlainak cheukhat a tuah, ralring tein le ttha tein hlathlainak ka tuah
A tanglei ah hin gate valve dirhmun, hmannak, buainak tawlrelnak, tthatnak zohfelnak le a dangdang kong ceihmainak a um.
A dirhmun
A sining cukutka valve: Mah cukutka valvea sivalvecu nih cun gate plate le valve seat hmangin onnak le kharnak kha a uk. Mah cukutka valvea bik in valve pum, valve tthutnak, gate plate, valve stem, valve khuhnak, thilri chiahnak cakuat, thilri chiahnak hneknak khuhnak, valve stem nut, kut-kedan, tbk. Kutka le valve tthutnak karlak i aa pehtlaimi dirhmun thlennak cungah aa hngatmi, channel ngan le hme thlen khawh a si i channel cu tan khawh a si. Gate valve kha fek tein khar khawhnak ding caah, gate plate le valve tthutnak cu an cawh.
Gate valve sining aa dangmi ning in, gate valve cu phun hnih ah ṭhen khawh a si: wedge le parallel.
Wedge gate valve i gate plate cu a sining ah a um, cun a kharnak cunglei cu channel laifang lei ah a tlik. Gate plate le valve tthutnak karlak i a ummi wedge cu kharnak (kharnak) caah hman a si. Wedge plate cu kutka pakhat asiloah kutka pahnih a si kho.
Parallel gate valve i a kharnak cunglei cu pakhat le pakhat aa tluk i channel laifang line he aa tluk. A ongmi thilri le a ong lomi thilri tiah phun hnih in ṭhen a si. A ongmi thilri he kutka pahnih a um. Kutka cu a niam tikah, aa tlukmi kutka pahnih hna i an i tthennak nih tliknak cung i valve tthutnak cung i kutka pahnih kha a dirpi hna i a luannak lam kha a tan. Kutka cu a hung kai i aa hun tikah, fung le kutka cu kutka he an i bawm i an i tthen, kutka cu a sangnak pakhatkhat tiang a kai, cun a tthennak cu a ongmi thilri um loin kutka pahnih tthennak nih a tlaih. Gate plate cu aa tlukmi valve tthutnak pahnih cung ah valve tthutnak chungah a tlik tikah, ti tthawnnak cu valve chuahnak lei ah valve pum cung i gate plate kha hmeh awkah hman a si i ti kha khar a si.
Kutka an on le an khar tikah valve stem aa dangmi cawlcanghnak ningin, kutka valve cu phun hnih ah ṭhen a si: onmi-bar gate valve le dark-bar gate valve. Open-bar gate valve i valve stem le gate plate cu an on asiloah an khar tikah, caankhat te ah an kai i an tla; dark-bar gate valve cu an on asiloah an khar tikah, valve stem cu aa mer lawng a si, valve stem a kai le a tlak cu hmuh khawh a si lo, cun valve plate cu a kai asiloah a ṭum. Open-bar gate valve ṭhatnak cu valve stem a kai ning in channel onnak sannak kha a tuak khawh, asinain ngeihnak sannak kha a tawiter khawh. Kut hmaitonh tikah-kedan asiloah kutka, kut kha mer-kedan asiloah kutka cu suimilam lei hoih in, cun valve cu khar a si.
A pahnihnak gate valve hmannak caan le thimnak phunglam:
01 innkutka valve
Flat gate valve hmannak:
(1) Oil le natural gas kuatnak pipelines, a tlarimi gate valve pawl cu a dang lam thlennak khur he zong pipelines thianhnak caah a ttha.
(2) Thianhhlimhmi chiti caah thlennak pipeline le chiahnak thilri.
(3) Chiti le thli chuahnak hmun thilri hna.
(4) A tlongmi thil hme tete a ngeimi pipe hna.
(5) Khuapi chung gas kuatnak pipeline.
(6) Ti peknak project.
Flat gate valve thimnak phunglam:
(1) Oil le natural gas kuatnak pipeline caah, kutka pakhat asiloah kutka pahnih a ngeimi flat gate valve kha thim. Pipeline thianh na herh ahcun, a tlarimi kutka valve kha thim law, kutka pakhat lawng a um i, a dang lam thlennak khur a um.
(2) A thiangmi chiti kuatnak pipeline le chiahnak thilri caah, thlennak khur a um lomi kutka pakhat asiloah kutka pahnih a ngeimi kutka tlawmte kha thim.
(3) Oil le natural gas chuahnak port thilri hna caah, a muihnak fung a luangmi valve tthutnak a ngeimi gate pakhat kha thim law a dang lei ah a ummi khur asiloah gate pahnih a ngeimi flat gate valve kha thim.
(4) A tlongmi thil hme tete a ngeimi pipe caah, namte bantuk a simi plate gate valve kha thim.
(5) Khuapi chung gas kuatnak pipeline caah, kutka pakhat asiloah kutka pahnih a nemmi kharnak a ongmi fung a tlawmmi kutka valve kha thim.
(6) Ti peknak engineering caah, kutka pakhat lawng asiloah kutka pahnih a ummi kha thim law, a ongmi fung a tlawmmi kutka valve a um lo.
02 wedgekutka valve
Wedge gate valve hmannak caan: Valve phunphun lakah, gate valve cu tam deuh in hmanmi a si. A tlangpi in a tlingmi onnak asiloah a tlingmi kharnak caah lawng aa tlak, cun uknak le throttling caah hman khawh a si lo.
Wedge gate valve cu a tlangpi in valve lenglei ngan le hmet kongah fek tein a herh lomi hmun ah hman a si, cun hmannak thil sining zong a har ngai. Tahchunhnak ah, lumnak sang le hneknak sang riantuannak caah, kharmi thilri pawl kha caan saupi chung khar a hau.
A tlangpi in, hmannak dirhmun asiloah zumhawktlakmi kharnak riantuannak a herhmi, hneknak sang, hneknak sang tthennak (hneknak thleidannak nganpi), hneknak niam tthennak (hneknak thleidannak hmete), aw tlawm, thli khur le hnimhnak thil cangmi, a sangmi lumnak karlak, lumnak niam (a thukmi kik) hna ah, puncture valve hman ding in ruahnak cheuh a si. Tahchunhnak ah, thazaang chuahnak, petroleum cawhnak, petrochemical, rili cung chiti, ti sernak le khuapi saknak ah ti thianhnak engineering, le chemical industry ah hmannak tampi a um.
Thimnak phunglam:
(1) Valve chung i ti sining caah a herhmi thil hna. Gate valve cu riantuannak hmun ah hman a si i a tlawmmi ti a luan khawhnak, a fekmi ti a kal khawhnak, a luan ning a ttha i a fekmi kharnak a herh.
(2) A lin tukmi le a fakmi thlihrannak. Cu hna cu a fakmi meikhu, a sangmi lum le a sangmi chiti thilri hna an si.
(3) A niam mi lumnak (a thukmi kik) a laifang. Ti ammonia, ti hydrogen, ti oxygen le a dang media tibantuk hna.
(4) A niammi le a nganmia hmetngan. Cu hna cu tikhor ti chuahnak project le ti thurhnawm thianhnak project hna an si.
(5) Chiahnak hmun: chiahnak sannak a tlawm tikah a muimi rod gate valve kha thim; a sannak a tlawm tikah a ongmi rod gate valve kha thim.
(6) A tling tein on khawh asiloah tling tein khar khawh a si tik lawngah, cun remhnak le throttling caah hman khawh a si lo tikah, puncture gate valve cu thim khawh a si.
A tlangpi in palhnak pathum le zohkhenhnak
01 Gate valve hna i a cang tawnmi palhnak le a chuahtertu thil hna
Gate valve hman hnu ah, a tanglei buainak hna hi lum, hneknak, rawhnak le pehtlaihnak pakhat cio i aa pehtlaimi cawlcanghnak ruangah a chuak tawn.
(1) A luannak: Phun hnih a um, cu hna cu, lenglei a luannak le chunglei a luannak an si. Valve lenglei a luangmi cu a luangmi tiah auh a si, cun a luangmi cu thil chiahnak bawm le flange pehtlaihnak ah a um tawn.
Thilri chiahnak bawm a luannak a ruang: thil chiahnak a phunphun asiloah a tthatnak nih a herhmi a tlinh lo; thilri chiahnak a tarnak asiloah valve stem a rawhnak; thil chiahnak gland a tthawngmi; valve stem cunglei ah a ummi hliahcang.
Flange pehtlaihnak ah a luannak a ruang: gasket thilri asiloah a ngan ning nih a herhmi a tlinh lo; flange kharnak cunglei riantuannak tthatnak cu a ttha lo; pehtlaihnak hri pawl cu ningcang loin an i hren; pipeline dirhmun cu aa tlak lo, pehtlaihnak ah a hlei in thilrit a chuahter.
Valve chunglei a luannak a ruang: Valve kharnak a tlawm ruangah a chuakmi luannak cu chunglei luannak a si, cucu valve kharnak cunglei asiloah kharnak kuang a tlawmmi hram a rawhnak ruangah a chuakmi a si.
(1) Rawkralnak cu valve pum, valve khuhnak, valve hram le flange kharnak cunglei rawhnak a si tawn. Rawkralnak cu a bik in thilri nih a tuahmi thil ruangah a si, cun fillers le gaskets chung i ions chuahnak ruangah a si.
(2) Hliamhma: kutka tthen le valve tthutnak cu pehtlaihnak ratio pressure pakhatkhat tangah aa pehtlaimi cawlcanghnak ah an um tikah a pawngkam cunglei hnuhnak asiloah thlehnak a chuak.
02 Gate valve zohkhenhnak
(1) Valve lenglei a luangmi remhnak
Filler hmeh tikah, a cunglei gland bolt cu gland a tlik lonak ding caah rit a si lai, hneknak caah hmunhma a umter lai. Filler na hmeh lio ah, valve stem pawngkam filler kha aa khatmi siter awk le pressure a thih lonak hnga valve stem kha thlen a hau, cuticun valve stem aa mernak kha a hnorsuan lai lo, filler a rawhnak a karhter lai lo, cun a riantuan caan a tawiter lai. Valve stem cunglei cu a hliah, cucaah a chung thilri cu a chuak fawi. Hman hlan ah valve stem cunglei ah a ummi hliamhma pawl hloh khawhnak ding caah tuah hmasa a hau.
Flange pehtlaihnak a luannak caah, gasket a rawh ahcun, thlen a hau; gasket thilri kha ttha tein thim a si lo ahcun, hmannak a herhmi a tlinh khomi thilri kha thim ding a si; flange kharnak cunglei cu riantuannak tthatnak a ttha lo ahcun, flange kharnak cunglei cu lak a hau i aa tlak hlan tiang thlen ṭhan a hau.
Cun, flange bolt pawl kha ttha tein hren, pipeline kha ttha tein chiah, le flange pehtlaihnak ah thilrit tam tuk hrial cu flange pehtlaihnak ah a luannak khamnak caah a bawmh.
(2) Valve chunglei a luangmi remhnak
A chunglei a luangmi remhnak cu kharnak cunglei rawhnak le kharnak kuang hram a tthawng lonak kha hloh ding a si (kharnak kuang cu valve plate asiloah valve ṭhutdan cungah hmeh asiloah hri in hren a si tikah). A kharnak cunglei cu valve pum le valve plate cungah direct in tuah a si ahcun, a tlawmmi hram le a luangmi kongah buainak a um lo.
Kharnak cunglei cu fakpi in a rawh i kharnak cunglei cu kharnak kuang nih a ser tikah, kuang hlun kha lak i kharnak kuang thar in chiah a hau; kharnak cunglei cu valve pum cung ah direct in tuah a si ahcun, a rawkmi kharnak cunglei kha lak hmasa a hau, cun kharnak kuang thar asiloah tuahmi cunglei kha kharnak cunglei thar ah cawh a hau. Sealing cunglei ah a ummi hliamhma, tliknak, tliknak, tliknak le a dang tlamtlinlonak hna cu 0.05mm nak tlawm deuh an si tikah, hnahnawhnak in hloh khawh an si.
Sealing ring hram cu a luang. Sealing ring cu an hren i an fehter tikah, PTFE belt asiloah a rangmi rong cu valve ṭhutnak asiloah sealing ring groove tang ah chiah khawh a si, cun sealing ring hram kha khahter awkah sealing ring chungah hmeh khawh a si. Sealing ring cu hri in hren a si tikah, PTFE hri asiloah a rangmi rong cu hri karlak ah chiah ding a si. Line karlak ah a luang.
(3) Valve rawhnak remhnak
A tlangpi in, valve pum le valve khuhnak cu aa tluk tein a rawk, cu lio ah valve hram cu a rawk tawn. Remh tikah, a rawkmi thilri kha hloh hmasa a hau. Pitting pits a ngeimi valve stem caah cun, a ttumchuknak hloh khawhnak ding caah lathe cungah tuah a hau, a hmunmi chuahternak thilri aa telmi filler ah thlen a hau, asiloah filler chung i a ummi ions pawl kha valve stem cung ah a rawk khomi thilri pawl hloh khawhnak ding caah filler kha ti thiang tein thianh ding a si.
(4) Hrennak cunglei ah a rawkmi remhnak
Valve hman lio ah, kharnak cunglei ah a ummi hliamhma kha a si khawh chungin kham a hau, cun valve khar tikah torque cu a ngan tuk awk a si lo. Sealing cunglei ah a ummi hliahcang pawl kha cawhnak in hloh khawh a si ahcun.
Gate valve pali hmuh khawhnak
A tu lio chawlehnak pawngkam le hmantu herhmi ah, thir kutka valve nih a tam deuh a lak. Thilri tthatnak zohfeltu pakhat na si bantukin, thilri tthatnak hneksaknak he aa pehtlaimi na si pin ah, thilri kong zong ttha tein na hngalhthiam a hau.
01 Thir kutka valve hneksaknak hrampi
Thir kutka valve hmuh khawhnak cu ram pumpi phunglam GB/T12232-2005 ”General valve flange pehtlaihnak thir kutka valve” cungah hram aa bunh.
02 Thir kutka valve zohfelnak thilri
A bik in aa telmi cu: logo, * vampang hmete a thuhnak, hneknak hneksaknak, shell hneksaknak, tbk. Cu hna lakah, vampang thuhnak, pressure le shell hneksaknak cu a herhmi zohfelnak thilri le a biapimi thilri an si. Aa tlak lomi thilri an um ahcun, aa tlak lomi thilri tiah direct in biaceih khawh an si.
Biafang pakhat in chim ahcun, thilri tthatnak zohfelnak cu thilri zohfelnak dihlak ah a biapi tukmi a si. A biapitnak cu amah tein a lang. Hmailei zohfelnak riantuantu pakhat dirhmun in, kanmah le kanmah kan tthatnak kha kan fehter peng a hau. Thilri zohfelnak ah rian ttha tein kan ttuan lawng si loin, zohfelmi thilri hna kong theihthiamnak zong kan ngeih awk a si, cuticun zohfelnak ah rian ttha deuh in kan ttuan khawh lai.
Post caan: Mar-23-2023
