Yakagadzirwa Steel Trunnion Bhora Valve -FLANGE

Guocheng Valve Group Co.LTD. ndeimwe yevanotungamira China FORGED TRUNNION BALL VALVE vagadziri, vanogamuchirwa kune yakachipa yakachipa FORGED TRUNNION BALL VALVE kubva kufekitari yedu.

FORGED TRUNNION BALL VALVE

Iyo trunnion bhora vharafu inoshandiswa kucheka kana kubatanidza midhiya mune akasiyana eClass150 ~ Kirasi2500. Mavharuvhu akaitwa nezvinhu zvakasiyana-siyana akakodzera kune zvakasiyana-siyana zvakadai semvura, steam, mafuta, liquefied gas, gasi rechisikigo, marasha gasi, nitric acid, oxidizer, urea uye etc. Nzira dzekufambisa dzinosanganisira kushandiswa kwemaoko uye kushanda kwemagetsi. Iyo yekubatanidza inoguma inogona kuve flange kana butt welding.

ZVINHU ZVINHU

1. Kuvhara Kaviri Uye Kubuda ropa (DBB)
Kana vharuvhu yakavharwa uye mhango yepakati yakadururwa kuburikidza nevharuvhu yekuburitsa, zvigaro zvepamusoro uye zvezasi zvinovharira zvakazvimiririra mvura painopinza uye yekubuda kuti iite kaviri block basa. Rimwe basa remudziyo wekuburitsa nderekuti chigaro chevharuvhu chinogona kutariswa kana paine kuvuza panguva yekuyedzwa. Mukuwedzera, madhipoziti ari mukati memuviri anogona kugezwa uye kuburitswa kuburikidza nemudziyo wekuburitsa kuderedza kukuvadzwa kwechigaro nekusachena mukati.

2. Low Operating Torque
Iyo trunnion pombi bhora vharafu inotora trunnion bhora chimiro uye chigaro chevharuvhu inoyangarara, kuitira kuti iwane yakaderera torque pasi pesimba rekushanda. Inoshandisa self-lubricating PTFE uye sliding bearing kuti kuderedze friction coefficient kusvika pasi pasi pamwe chete nekusimba kwepamusoro uye high fineness stem.
3. Emergency Seal Device
Mavharuvhu ebhora ane dhayamita kupfuura kana kuenzana ne6 ″ (DN150) ese akagadzirwa aine sealant jekiseni mudziyo padzinde uye chigaro. Kana rin'i yechigaro kana dzinde O ring yakuvadzwa nekuda kwetsaona, chisimbiso chinoenderana chinogona kubaiwa nejekiseni rejekiseni rekuvharisa kudzivirira kubvaruka kwepakati pamhete yechigaro uye dzinde. Kana zvichidikanwa, iyo yekubatsira yekuisa chisimbiso system inogona kushandiswa kugeza nekuzora chigaro kuchengetedza kuchena kwayo.

4. Fireproof Structure Design
Muchiitiko chemoto panguva yekushandiswa kwevhavha, chigaro chechigaro, stem O ring uye pakati flange O rin'i yakagadzirwa nePTFE, rubber kana zvimwe zvinhu zvisiri zvesimbi zvichaparara kana kukuvara pasi pekushisa kwepamusoro. Nekumanikidzwa kwepakati vharafu yebhora inosundidzira chibatiso chechigaro nekukurumidza chakananga kubhora kuita kuti mhete yesimbi ibate bhora uye igadzire simbi yekubatsira kune simbi yekuisa chisimbiso chimiro, icho chinogona kunyatso kudzora kubuda kwevharuvhu. Iyo isina moto chimiro dhizaini yetrunnion pombi bhora vharafu inoenderana nezvinodiwa muAPI 607, API 6FA, BS 7655 uye mamwe maitiro.

5. Anti-static Structure
Iyo bhora vharafu inopihwa ne-anti-static chimiro uye inotora iyo static magetsi yekuburitsa mudziyo kuti igadzire yakananga chiteshi pakati pebhora nemuviri kana kuumba chiteshi chiteshi pakati pebhora nemuviri kuburikidza nedzinde, kuitira kuti ibudise iyo static magetsi inogadzirwa kudhumhana panguva yekuvhurwa nekuvhara kwebhora nechigaro kuburikidza nepombi, kudzivirira moto kana kuputika kweiyo static system inogona kukonzerwa nekuchengetedzeka.
6. Yakavimbika chigaro chisimbiso chimiro
Kuiswa chisimbiso kwechigaro kunoitwa kuburikidza neaviri anoyangarara zvigaro zvekuchengetedza. Ivo vanogona kuyangarara axially kuvhara mvura, kusanganisira kuvhara bhora uye kuiswa chisimbiso chemuviri. Iyo yakaderera kuisirwa chisimbiso chechigaro chevharuvhu inoitwa nechirimo pre-kusimbisa. Uye zvakare, iyo piston mhedzisiro yechigaro chevharuvhu ndeye desinde zvine musoro, iyo inoziva yakanyanya kuvharwa chisimbiso nekumanikidza kwepakati pachayo. Mhando mbiri dzinotevera dzekuvharisa bhora dzinogona kuitika.
7. Kuisa Chisimbiso Chimwechete (otomatiki Pressure Relief In Middle Cavity Of Valve)
Kazhinji, chisimbiso chimwe chete chinoshandiswa, ndiko kuti, kune chisimbiso chekumusoro chete. Sezvo chitubu chakazvimiririra chakaremerwa zvigaro zvekuvharisa kumusoro uye kuzasi kwemvura kuchishandiswa, iyo yekudzvanya mukati mevhavhavhavha inogona kukurira pre-yakasimba mhedzisiro yechitubu, kuitira kuti chigaro chiburitswe kubva mubhora uye kuona otomatiki kudzvanywa kwakananga kune yakadzika chikamu.

Rutivi rwekumusoro: Kana chigaro chikafamba axially padivi pevharuvhu, dzvinyiriro yeP inoiswa pachikamu chekumusoro (inopinza) inogadzira reverse simba paA1. Sezvo A2 yakakwira kupfuura A1, A2-A1 = B1, simba riri paB1 rinosundira chigaro kubhora uye kuona kuvharika kwakasimba kwechikamu chekumusoro.

Rutivi rwekudzika: Kana kudzvanywa kwePb mukati mevhavhavhavha kuchiwedzera, simba rinoitwa paA3 rakakwirira kupfuura iro riri paA4. SeA3-A4 = B2, kudzvanya kwakasiyana paB2 kunokunda simba remuchirimo kuita kuti chigaro chisunungurwe kubva mubhora uye kuona kudzoreredzwa kwevhavhavhavha kuchikamu chezasi. Mushure mezvo, chigaro uye bhora zvichange zvakanamirwa zvakare chiitiko chechirimo.

8. Kuisa chisimbiso kaviri (piston mbiri)
Iyo trunnion pombi bhora vharafu inogona kugadzirwa ine kaviri chisimbiso chimiro pamberi uye mushure mebhora kune mamwe akakosha sevhisi mamiriro uye zvinodiwa nemushandisi. Iine double piston effect. Mumamiriro ezvinhu akajairika, vharafu inowanzotora chisimbiso chekutanga. Kana iyo yekutanga chigaro chisimbiso ichikanganiswa uye ichikonzera kuvuza. Chigaro chechipiri chinogona kutamba basa rekuisa chisimbiso uye kuwedzera kuvimbika kwekuisa chisimbiso.

Chigaro chinotora chimiro chakabatanidzwa. Chisimbiso chekutanga isimbi kusvika kusimbi seal. Chechipiri chisimbiso ndeye fluorine rabha O ring inokwanisa kuona kuti vharafu yebhora inosvika pabubble level sealing. Kana iyo yekudzvanyirira yakadzikira zvakanyanya, chigaro chekuisa chisimbiso chinodzvanya bhora kuburikidza nechirimo chiitiko kuti uone kuiswa chisimbiso chekutanga. Kana mutsauko wekumanikidzwa uchikwira, simba rekuvharisa rechigaro nemuviri rinowedzera zvinoenderana kuitira kuti usimbise zvakasimba chigaro nebhora uye kuve nechokwadi chekuisa chisimbiso chakanaka.
Chisimbiso chekutanga: Kumusoro. Kana kudzvinyirirwa kunenge kwakadzikira kana pasina kudzvanyirira kusiyanisa, chigaro chinoyangarara chichafamba axially pamwe nevharuvhu pasi pechitubu chiito uye kusundira chigaro chakananga kubhora kuti urambe wakasunga chisimbiso. Kana pombi yekumanikidza P ichiwedzera, simba rinoitwa panzvimbo A2 yechigaro chevharuvhu rakakwirira kudarika simba rinoitwa panzvimbo A1, A2-A1=B1. Naizvozvo, simba riri paB1 rinosundira chigaro chakananga kubhora uye kuona chisimbiso chakasimba chechikamu chekumusoro.

Chisimbiso chechipiri: Kudzika. Kana kudzvinyirirwa kunenge kwakadzikira kana pasina kudzvanyirira kusiyanisa, chigaro chinoyangarara chichafamba axially pamwe nevharuvhu pasi pechitubu chiito uye kusundira chigaro chakananga kubhora kuti urambe wakasunga chisimbiso. Kana iyo valve cavity pressure P inowedzera, simba rinoshandiswa panzvimbo A4 yechigaro chevhavha yakakwirira kudarika simba rinoshandiswa panzvimbo A3, A4-A3 = B1. Naizvozvo, simba riri paB1 rinosundira chigaro chakananga kubhora uye kuona chisimbiso chakasimba chechikamu chekumusoro.

9. Chengetedza Relief Device
Sezvo bhora revhavha rakagadzirwa nepamusoro pekutanga uye yechipiri chisimbiso chine kaviri piston effect, uye mukati memukati haigoni kuona otomatiki kumanikidzwa kununurwa, vharanda rekuchengetedza rekuchengetedza rinofanira kuiswa pamuviri kuitira kudzivirira njodzi yekudarika-kudzvanywa kukuvara mukati mevhavha mhango inogona kuitika nekuda kwekuwedzera kwekupisa kwepakati. Kubatana kwevhavha yekuyamura yekuchengetedza kazhinji NPT1/2. Imwe pfungwa inofanirwa kucherechedzwa ndeyekuti yepakati yevhavha yekuyamura yekudzivirira inoburitswa zvakananga mumhepo. Kana kuyerera kwakananga mumhepo kusingabvumirwe, isu tinokurudzira kuti vharafu yebhora ine chimiro chakasarudzika cheotomatiki yekudzikinura yakananga kurwizi rwepamusoro inofanira kushandiswa. Tarisa kune zvinotevera kuti uwane ruzivo. Ndokumbira uiratidze muhurongwa kana iwe usingade vharafu yekuyamura kana iwe uchida kushandisa vharafu yebhora ine chimiro chakakosha cheotomatiki kudzvinyirira kusimuka kuenda kumusoro kwerukova.

10. Secial Structure Of Automatic Pressure Relief Towards Upper Stream
Sezvo vharuvhu yebhora yakagadzirwa neyakavharirwa yekutanga uye yechipiri chisimbiso ine mbiri piston athari, uye iyo yepakati mhango haigone kuona otomatiki kudzvinyirira, vharafu yebhora ine chimiro chakasarudzika inokurudzirwa kusangana nezvinodiwa zveotomatiki kudzvinyirira uye kuona kuti hapana kusvibiswa kune nharaunda. Muchimiro, rukova rwepamusoro runotora chisimbiso chekutanga uye rukova rwezasi runotora chisimbiso chekutanga uye chechipiri. Kana vharafu yebhora yakavharwa, kudzvanywa kuri muvhavhavhavha kunogona kuona otomatiki kumanikidza kununurwa kurwizi rwepamusoro, kuitira kudzivirira njodzi inokonzerwa nekumanikidza kwegomba. Kana chigaro chekutanga chakuvadzwa uye chinodonha, chigaro chechipiri chinogona zvakare kutamba basa rekuisa chisimbiso. Asi kunyanya kutariswa kuchabhadharwa kune kuyerera kwekutungamira kwevhavha yebhora. Panguva yekuisa, cherechedza nzira dzepamusoro uye dzezasi. Tarisa kumifananidzo inotevera yekuisa chisimbiso chevhavha ine chimiro chakakosha.

11. Blow-out Proof Stem
Dzinde rinodonhedza chimiro cheuchapupu hwekuputika. Dzinde rakagadzirwa netsoka kuzasi kwaro kuitira kuti nekumisikidzwa kwechivharo chepamusoro uye screw, dzinde hariputirwe nepakati kunyangwe paine kumanikidza kusingaite muvhavhavhavha.

12. Corrosion Resistance Uye Sulfide Stress Resistance
Imwe corrosion allowance yasarira kukora kwemadziro emuviri. Iyo kabhoni simbi hunde, yakagadziriswa shaft, bhora, chigaro uye chigaro mhete zvinoiswa pasi pemakemikari nickel plating zvinoenderana neASTM B733 uye B656. Uye zvakare, akasiyana corrosion inodzivirira zvinhu zviripo kuti vashandisi vasarudze.
Zvinoenderana nezvinodiwa nevatengi, zvigadzirwa zvevharuvhu zvinogona kusarudzwa zvinoenderana neNACE MR 0175 / ISO 15156 kana NACE MR 0103, uye kwakasimba kutonga kwemhando uye kuongororwa kwemhando kunofanirwa kuitwa panguva yekugadzira kuitira kuti zvizadzise zvaanoda mumayero uye kusangana nemamiriro ebasa munzvimbo yesarufa.
13. Extension Stem
Kana ari mavharuvhu akaiswa, tsinde yekuwedzera inogona kupihwa kana kushanda kwevhu kuchidiwa. Dzinde rekuwedzera rinoumbwa nedzinde, sealant jekiseni vharafu, uye vharafu yemvura inogona kukwidziridzwa kusvika kumusoro kuitira kuti basa rive nyore. Vashandisi vanofanirwa kuratidza izvo zvekuwedzera stem zvinodiwa uye kureba kana vachiisa maodha.
Kune mavharuvhu ebhora anofambiswa nemagetsi, pneumatic uye pneumatic -hydraulic operations, kureba kwedzinde kunofanirwa kubva pakati pepombi kusvika kumusoro flange.

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