Balo obedo gin acel ma pire tek ma kelovalveawano ma kelo angwal mo. Pi meno, ivalvegwok, gengo buru pa valve obedo gin ma pire tek me tamo iye.
Valvekit ma balo kwede
Balo pa jami ma ki yubu ki nyonyo bino pi buru ma aa ki i kom jami ma ki lwongo ni chemical ki electrochemical, ki balo pa jami ma pe ki yubu ki jami ma ki yubu ki cuma pol kare oa ki i tic pa jami ma ki yubu ki jami ma nen.
1. Balo pa jami ma ki lwongo ni chemical
I te cik ma pe ki kelo teko, gin ma orumo ne rwate ki nyonyo ki balo ne, ma calo buru me nyonyo ki yamo ma ngiic ma otwo ki gin ma pe tiyo ki mac.
2. Galvanic corrosion
Gin ma ki lwongo ni metal ni tye ka rwate ki electrolyte, ma kelo mol pa electrons, ma weko en balo kome ki tic pa electrochemical, ma en aye gin ma kelo balo.
Pol pa jami ma ki lwongo ni acid-base salt solution corrosion, atmospheric corrosion, soil corrosion, waterwater corrosion, microbial corrosion, pitting corrosion ki crevice corrosion me stainless steel, ki jami mukene, weng obedo tic pa electrochemical. Rweny pa mac pe time i kin jami aryo ma twero bedo ki tic me chemical, ento bene kelo apoka poka i kin jami ma ki keto i pii, apoka poka pa dwong pa yamo ma orumo, apoka poka manok i kit ma gin ni tye kwede, ki mukene, ki nongo teko me balo, wek nyonyo ma tye ki kero manok ki rwom me dry plate ni rweny woko.
Kit ma valve balo kwede
Kit ma jami balo kwede ki twero poko ne i dul abicel:
(1) Pe twero balo jami: rwom me balo ne tye piny ki 0.001 mm/mwaka
(2) Tek tutwal i kom buru: rwom me buru ne 0.001 onyo 0.01 mm/mwaka
(3) Gengo buru: rwom me buru 0.01 onyo 0.1 mm/mwaka
(4) Peko me buru: rwom me balo 0.1 onyo 1.0 mm/mwaka
(5) Peko me gengo balo: rwom me balo 1.0 onyo 10 mm/mwaka
(6) Pe twero juku balo: rwom me buru ne kato 10 mm/mwaka
Jami abungwen me gengo balo jami
1. Yer jami ma pe balo jami ma lubu kit ma gi balo kwede
I yub kikome, balo pa gin ni tek tutwal, kede ka jami ma ki tiyo kwede i kin gin ni rom, rwom, lyeto ki teko pa gin ni pat pat, ki balo pa gin ni i kom gin ni pe rom. Pi 10°C ma omede i rwom me lyeto ma i kine, rwom me buru ne mede ki tyen 1~3.
Kit ma ki keto kwede i kin piny ni tye ki teko madit i kom balo pa jami ma ki lwongo ni valve, ma calo lead ma tye i sulfuric acid ki wel ma nok, balo ne nok tutwal, ki ka wel ne okato 96%, balo ne mede matek. Nyo ma ki lwongo ni Carbon steel, i kom lok adaa, tye ki goro ma dit loyo ka wel sulfuric acid tye 50%, ki ka wel ne omede ma kato 60%, balo ne dwoko piny oyotoyot. Me labolle, aluminum twero balo jami mapol i nitric acid ma tye ki dwonge ma kato 80%, ento twero balo jami mapol i dwong pa nitric acid ma tye i kin piny ki ma nok, ki steel ma pe ki buru tek tutwal i kom nitric acid ma ki keto i pii, ento twero balo jami mapol i kom nitric acid ma kato 95%.
Ki i labol ma malo ni, ki twero neno ni yero jami ma opore me tic ki valve omyera obed ma lubu kit ma piny tye kwede, nyamo jami ma pat pat ma weko buru doko goro, ki yero jami ma lubu buk ma kwako gengo balo kom.
2. Tii ki jami ma pe ki yubu ki nyonyo
Gin ma pe ki yubu ki nyonyo tek tutwal, ka rwom me lyeto ki teko pa valve ni rwate ki gin ma pe ki yubu ki nyonyo, en pe twero cobo peko me buru keken, ento bene gwoko jami ma wel gi tek. Kom ma ki lwongo ni valve, bonnet, lining, sealing surface ki jami mukene ma pol kare ki tiyo kwede ma pe ki yubu ki nyonyo.
Jami ma ki yubu ki jami ma ki lwongo ni PTFE ki chlorinated polyether, kacel ki natural rubber, neoprene, nitrile rubber ki rubber mukene ki tiyo kwede me yubu valve, ki kom ma dit pa valve body bonnet ni ki yubu ki cast iron ki carbon steel. En pe neno teko pa valve keken, ento bene neno ni valve ni pe obale.
I kare ni, pol pa plastik ma calo nylon ki PTFE ki tiyo kwede, ki rubber ki synthetic rubber ki tiyo kwede me yubu jami ma ki umu ki jami ma ki umu, ma ki tiyo kwede i kom valve ma pat pat. Jami ma pe ki yubu ki nyonyo ma ki tiyo kwede me umu jami ni pe gi tye ki teko me gengo buru, ento bene gi tye ki tic maber me umu, ma ber pi tic kwede i kin jami ma ki tiyo kwede. Ki lok adaa, gin pe tek ki lyeto, ki kit me tic kwede nok.
3. Kit ma ki yubu kwede jami ma ki yubu ki nyonyo
(1) Kubu valve: Gin ma ki lwongo ni valve connection snail pol kare ki tiyo kwede ki galvanizing, chrome plating, ki oxidation (ma bulu) me medo kero me gengo balo piny ki yamo. Medo i kom yoo ma kiloko iye malo ni, jami mukene ma ki keto i kom gi bene ki tiyo kwede ki jami ma ki keto i kom gi calo phosphating malube ki kit ma tye kwede.
(2) Umu kom ki jami ma ki umu ki lac matidi: jami ma ki tiyo kwede i kom ma calo nitriding ki boronizing ki tiyo kwede me medo teko ne me gengo balo ki gengo rweny.
(3) Stem anti-corrosion: nitriding, boronization, chrome plating, nickel plating ki jami mukene ma ki tiyo kwede me yubu kom ne ki tiyo kwede me medo teko ne me gengo buru, gengo buru ki gengo buru.
Kit me tic ki kom ma pat pat omyera obed ma opore pi jami ma pat pat ma ki tiyo kwede ki kabedo me tic, i yamo, pii ma mol ki asbestos packing contact stem, twero tic ki chrome plating matek, yub me gas nitriding (stainless steel omyera pe oti ki yub me ion nitriding): i kabedo ma tye ki hydrogen sulfide ma tiyo ki electroplating ma tye ki phosphorus ma dwong nick coael tye ki tic maber me gwoko kom; 38CrMOAIA bene twero bedo ma pe balo jami ki ion ki gas nitriding, ento chrome coating matek pi ber me tic kwede; 2Cr13 twero juku buru pa ammonia inge neko ki lyeto, ki carbon steel ma kitiyo kwede ki gas nitriding bene twero juku buru pa ammonia, ma nongo jami ma ki keto i kom phosphorus-nickel pe juku buru pa ammonia, ki gin ma ki lwongo ni gas nitriding 38CrMOAIA tye ki teko maber me gengo balo ki tiyo maber, ki pol kare kitiyo kwede me yubu valvals.
(4) Kom valve ma tidi ki cinge: Pol kare ki keto iye chrome me medo teko ne me gengo balo ki deyo valve ni.
4. Kiro ki lyeto
Cwalo ki lyeto obedo yoo me yubu jami ma ki umu kwede, ki dong odoko yoo manyen me gwoko kom jami. En obedo yoo me jingo kom ma tiyo ki jami ma kelo lyeto ma dwong (ma lyel ki yamo, arc me mac, arc me plasma, lyeto me mac, mac ma lyel, ki mukene) me lyeto ki lyel nyonyo nyo jami ma pe obedo nyonyo, ki ketogi i kom kom ma kiyubo con i kit me atomization me yubo bongo, nyo lyeto kom kom i kare acel-lu, wek odok cen i kom bongo i kom gin ma ki lwongo ni substrate me yubu gin ma ki lwongo ni spray welding layer.
Pol pa jami ma ki yubu ki cuma ki jami ma ki rubu gii, jami ma ki yubu ki jami ma ki lwongo ni metal oxide ceramics, cermet composites ki jami ma ki yubu ki cuma ma tek ki twero keto gi i kom jami ma ki yubu ki cuma onyo jami ma pe ki yubu ki cuma ki yoo acel onyo mapol me buru, ma twero medo teko pa kom, gengo balo, gengo lyeto ma malo ki jami mukene, ki medo kare me tic. Ki keto gin ma ki lwongo ni Thermal spraying ma tiyo maber, ki gin ma gengo lyeto, gin ma gengo lyeto (onyo mac ma pe rwate), gin ma ki lwongo ni grindable sealing, self-lubrication, thermal radiation, electric magnetic shielding ki jami mukene ma pire tek, tic ki thermal spraying twero yubu jami.
5. Kir rangi
Coating obedo gin ma ki tiyo kwede me gengo buru, ki en tye gin ma pire tek ma gengo buru ki lanyut i kom jami ma ki yubu ki valve. Gin ma ki lwongo ni Coating bene obedo gin ma pe ki yubu ki nyonyo, ma pol kare ki yubu ki jami ma ki yubu ki jami ma ki lwongo ni synthetic resin, rubber slurry, moo ma ki yubu ki jami ma kwo, gin ma ki lwongo ni solvent, ki mukene, ma umu kom nyonyo, poko gin ma tye i kin piny ki yamo, ki cobo yub me gengo buru.
Gin ma ki lwongo ni Coating pol kare ki tiyo kwede i pii, pii ma tye ki kadu, pii me nam, yamo ki kabedo mukene ma pe balo jami tutwal. Kabedo ma i iye pa valve ni pol kare ki roco ki rangi ma gengo buru me gengo pii, yamo ki jami mukene me balo valve ni
6. Med jami ma gengo buru ne
Kit ma jami ma gengo buru ne tiyo kwede me juku buru ne tye ni en weko batri ni bedo ki apoka poka. Gin ma gengo balo jami pol pa kare ki tiyo kwede i jami ma ki tiyo kwede ki jami ma ki keto iye jami. Medo jami ma gengo balo jami i kom gin ni twero dwoko piny balo pa jami tic ki valve, ma calo chromium-nickel stainless steel ma tye ki oxygen-free sulfuric acid, rwom ma lamal me donyo i cremation state, buru ne tek, ento medo copper sulfate manok onyo nitric acid ki oxidan mukene, twero loko stainless steel doko blunt steel lok, kom gin ma ki lwongo ni protective film me gengo rweny pa gin ni, i hydrochloric acid, ka ki medo oxidant manok, rweny pa titanium twero dwoko piny.
Temo teko pa valve pol kare ki tiyo kwede calo gin ma ki tiyo kwede me temo teko, ma yot me kelo buru pavalve, ki medo wel sodium nitrite manok i pii twero gengo buru pa valve ni ki pii. Gin ma ki lwongo ni Asbestos packing tye ki chloride, ma balo valve stem ni matek, ki chloride ma tye iye twero dwoko piny ka ki tiyo ki yoo me lwoko ki pii ma lyet, ento yoo man tek tutwal me keto i tic, ki pe kitwero nyayo ne i kin dano weny, ki ber pi dano ma mite keken.
Me gwoko valve stem ki gengo buru pa asbestos packing, i asbestos packing, corrosion inhibitor ki sacrificial metal ki keto i kom valve stem, corrosion inhibitor ni ki yubu ki sodium nitrite ki sodium chromate, ma twero kelo passivation film i kom valve stem ki medo teko pa valve stem, ki weko solvent stem twero balo ne gin ma gengo buru ne rweny mot mot ki timo tic me lwoko kom; Ki adaa, zinc bene tye gin ma gengo buru, ma twero ribe ki chloride ma tye i asbestos, wek kare me rwate pa chloride ki stem metal ni odok piny, wek ki cobo yub me gengo buru.
7. Gwoko jami ma mako mac
Tye dul aryo me gwoko kom ki jami ma mako mac: gwoko anodic ki cathodic. Ka ki tiyo ki zinc me gwoko nyonyo, zinc doko goro, zinc ki lwongo ni jami ma ki tiyo kwede, i tic me yubu jami, gwoko anode ki tiyo kwede manok, gwoko cathodic ki tiyo kwede madwong. Kit me gwoko ma ki lwongo ni cathodic ni ki tiyo kwede pi valve madongo ki valve ma pire tek, ma obedo yoo ma yot, yot ki tiyo maber, ki zinc ki medo i kom asbestos packing me gwoko valve stem.
8. Gwok kabedo ma balo jami
Gin ma ki lwongo ni kabedo tye ki dul aryo me niang ma lac ki ma nok, ngec ma lac me kabedo nyutu kabedo ma orumo kabedo ma ki keto iye valve ki jami ma mol iye, ki ngec ma nok me kabedo nyutu kit ma piny tye kwede ma orumo kabedo ma ki keto iye valve.
Pol pa kabedo ni pe kitwero juku ne, ki kit me yubu jami pe kitwero loko ne labongo tam. Ka pe ki balo jami ki kit ma ki tiimo kwede, yoo me gwoko kabedo ki twero tic kwede, ma calo kwanyo oxygen i pii me boiler, medo alkali i yub me yubu moo me loko rwom me PH, ki mukene. Ki i neno man, medo jami ma gengo balo ki gwoko mac ma kiloko iye malo ni bene obedo yoo me gwoko kabedo ma balo balo.
Yamo tye ma opong ki buru, yamo ma mol ki iro, tutwale i kabedo ma ki yubu iye jami, ma calo iro ma ki lwongo ni brine, yamo ma kelo two ki buru ma ki cwalo ki i kom jami tic, ma obi kelo rwom ma pat pat me balo valve. Latic omyera obed ka lwoko ki lwoko valve ni kare ki kare ki medo moo kare ki kare malube ki cik me tic, ma en aye yoo maber me gengo balo piny. Keto gin ma gwoko kom i kom gin ma ki lwongo ni valve stem, keto ngom maber i kom valve ma ki lwongo ni ground valve, ki keto rangi i kom valve ni obedo yoo me gengo jami ma balo kom ni me balovalve.
Medo rwom me lyeto ki balo yamo, tutwale pi jami tic ki valve ma tye i kabedo ma ki umu, obi medo balo gi, ki ka tic ma oyabe onyo yamo ki jami ma kweyo kom omyera ki ti kwede me dwoko piny balo pa kabedo.
9. Medo diro me tic ki kit ma ki yubu kwede valve
Gwoko kom ma pe balo jamivalveobedo peko ma ki tamo iye cake i acaki me yubu ne, ki gin ma ki yubu ki valve ma ki yubu maber ki yoo me tic ma opore obi bedo ki adwogi maber i dwoko piny balo pa valve ni. Pi meno, dul ma yubu ki yubu jami omyera oyub jami ma pi rwate i yubu gedo, ma pi opore i yoo me tic ki yot me kelo buru, wek gubed ma rwate ki gin ma mite i kare me tic ma pat pat.
Cawa me cwalo: Jan-22-2025
