* HO HLAHISA
Phaephe e nang le galvanizing e chesang ke ho etsa hore tšepe e qhibilihisitsoeng e sebetsane le matrix ea tšepe ho hlahisa lera la motsoako, ka hona e kopanya matrix le sekoahelo. Asiti ea pele e nang le galvanizing e chesang e hlatsoa phaephe ea tšepe ho tlosa oxide ea tšepe holim'a phaephe ea tšepe. Kamora ho hlatsoa ka asiti, e hloekisoa ka tankeng ka ammonium chloride kapa zinc chloride aqueous solution kapa motsoako oa ammonium chloride le zinc chloride aqueous solution, ebe e romeloa bateng ea galvanizing e chesang.
Ho tjhesa ka galvanizing e nang le mocheso o matla ho na le melemo ya ho kwahela ka ho tshwana, ho kgomarela ho matla, ho hanyetsa mafome hantle, le bophelo bo bolelele ba tshebeletso. Haholo-holo dibakeng tse thata, tse kang mongobo, pula, pula ya asiti, spray ya letswai le dibaka tse ding, tshebetso ya ho tjhesa ka galvanizing e nang le mocheso o matla e hlahella haholo. Substrate ya tshepe le tharollo ya plating e qhibilihisitsweng di feta dikarabelong tse rarahaneng tsa mmele le tsa dikhemikhale ho etsa lera la alloy ya zinc-iron e sa senyeheng mafome le nang le sebopeho se tiileng. Lera la alloy, lera la zinc e hlwekileng, le substrate ya tshepe di kopantswe mmoho. Ka hona, e na le kganyetso e matla ya mafome.
1. Ho tšoana ha seaparo: Sampole ea tšepe ea phala ha ea lokela ho ba khubelu ('mala o koahetsoeng ka koporo) ka mor'a ho qoelisoa ka har'a tharollo ea sulfate ea koporo ka makhetlo a 5 a latellanang.
2. Boleng ba bokaholimo: Bokaholimo ba phaephe ea tšepe ea galvanized bo lokela ho ba le lera le felletseng la galvanized, 'me ho ke ke ha e-ba le matheba a matšo le lipululana tse sa koaheloang. Ho lumelloa hore ho be le bokaholimo bo makukuno hanyane le li-nodule tsa zinki tsa lehae.
| Phapang ke efe pakeng tsa hot dip galvanized le pre galvanized? | |||||||
| Pipe ea Tšepe e Chesang e Tiisitsoeng | Pele Galvanized Steel Pipe | ||||||
| Botenya ba Pipe ea Tšepe | 1.0mm le ho feta | 0.8mm ho isa ho 2.2mm | |||||
| Sekoahelo sa Zinki | karolelano 200g/m2 ho isa ho 500g/m2 (30um ho isa ho 70um) | karolelano ea 30g/m2 ho isa ho 100g/m2 (5 ho isa ho 15 microns) | |||||
| Molemo | ho koahela ka ho lekana, ho khomarela ho matla, ho tiisa hantle, le bophelo bo bolelele | bokaholimo bo boreleli, 'mala o khanyang, le lesira le lesesaane | |||||
| Tšebeliso | e sebelisoa haholo lipalangoang tsa mokelikeli o nang le khatello e tlase bakeng sa metsi, likhoerekhoere, khase, moea, mouoane o futhumatsang, kaho ea masepala, petrochemical, kaho ea likepe le masimo a mang. | boenjiniere ba meaho, tlhahiso ea thepa ea ka tlung le mafapha a mang. | |||||
* HO PENTLA
Phaephe ea tšepe e pentiloeng e reretsoe ho fafatsa masela a mebala e fapaneng holim'a phaephe ea tšepe e le ho ntlafatsa khanyetso ea mafome le botle ba phaephe. Liphaephe tsa tšepe tse pentiloeng li kenyelletsa liphaephe tsa tšepe tse pentiloeng ka spray le liphaephe tsa tšepe tse pentiloeng.
Phaephe ea tšepe e koahetsoeng ka spray e hlatsuoa ka asiti pele, e galvanized le phosphate, ebe e fafatsoa ka motlakase. Melemo ea mokhoa ona ke ho khomarela ho matla ha sekoahelo, ha ho bonolo ho se tlosa, ts'ebetso e ntle ea tšireletso, mebala e khanyang le e ntle; bothata ke hore litšenyehelo li phahame haholo, 'me ho hlokahala lisebelisoa tse khethehileng tsa spray le basebetsi ba nang le boiphihlelo bo phahameng ho sebetsa.
Phaephe ea tšepe e pentiloeng e pentiloe ka ho toba ka ho fafatsa ka mebala e fapaneng holim'a phaephe ea tšepe ntle le ho hlatsoa ka asiti, ho galvanized kapa phosphating, e le ho ntlafatsa khanyetso ea mafome le botle ba phaephe. Melemo ea mokhoa ona ke litšenyehelo tse tlase le ts'ebetso e bonolo le e bonolo; mathata ke ho khomarela ho fokolang, ho thata ho fihlela phello ea nako e telele ea khanyetso ea mafome, le 'mala o tenang.
Ha o sebedisa diphaephe tsa tshepe tse pentiloeng, ho hlokahala ho kgetha mofuta o loketseng wa pente, mmala le botenya ho latela maemo a itseng a tshebediso le ditlhoko. Ka nako e ts'oanang, ho lokela ho netefatswa hore bokahodimo ba phaephe ya tshepe bo omme, bo hlwekile ebile bo boreledi ho netefatsa phello ya ho kgomarela ha lesela le bophelo ba tshebeletso.
Phaephe ea tšepe e koahetsoeng ka spray
Phaephe ea tšepe e pentiloeng
* 3PE FBE
3PE (Polyethylene ea Mealo e 3) le FBE (Fusion Bonded Epoxy) ke mefuta e 'meli ea lipeipi tse sebelisoang indastering ea oli le khase ho liehisa kapa ho thibela ho bola.
3PE ke lesira la mekhahlelo e meraro le nang le primer ea epoxy, sekhomaretsi sa copolymer, le topcoat ea polyethylene. Primer ea epoxy e fana ka bokaholimo bo botle ba ho kopanya bakeng sa sekhomaretsi sa copolymer, seo ka lehlakoreng le leng se fanang ka bokaholimo ba ho kopanya bakeng sa topcoat ea polyethylene. Mekhahlelo e meraro e sebetsa 'moho ho sireletsa phaephe khahlanong le mafome, ho hohloka le tšenyo ea tšusumetso.
Ka lehlakoreng le leng, FBE ke sistimi ea ho roala e nang le mekhahlelo e 'meli e nang le motheo oa resin ea epoxy e tletseng likaroloana le topcoat e leng polyamide. Epoxy e tletseng likaroloana e fana ka ho khomarela hantle holim'a tšepe, ha topcoat e fana ka khanyetso e ntle ea lik'hemik'hale le khanyetso ea ho khohlela. Li-coat tsa FBE li sebelisoa lits'ebetsong tse fapaneng, ho tloha liphaepheng tsa oli le khase ho ea ho litsamaiso tsa metsi le metsi a litšila.
Liaparo tsa 3PE le FBE ka bobeli li sebetsa hantle ho sireletseng liphaephe le liphaephe ho tsoa mafomeng, ho latela litlhoko tse itseng tsa ts'ebeliso. Khetho pakeng tsa tse peli hangata e susumetsoa ke lintlha tse kang mofuta oa phaephe, maemo a ts'ebetso le litšenyehelo.
| 3PE Khahlanong le FBE | |||||||
| Matla a ho khomarela | Sekoahelo sa 3PE se fana ka matla a ho khomarela a phahameng ho feta FBE, kaha sekhomaretsi sa copolymer ho 3PE se thusa ho hokahana hamolemo pakeng tsa primer ea epoxy le mealo ea polyethylene topcoat. | ||||||
| Tšusumetso le ho Hohlana | Sekoahelo sa polyethylene se koahetsoeng ka 3PE se fana ka khanyetso e betere khahlanong le tšusumetso le ho khohlana ha se bapisoa le FBE. | ||||||
| Tšebeliso | Li-coat tsa FBE li khethoa liphaepheng moo mocheso oa ts'ebetso o leng holimo kaha li ka mamella mocheso o phahameng ho feta li-coat tsa 3PE. Ka lehlakoreng le leng, li-coat tsa 3PE li khethoa lits'ebetsong moo phaephe e pepesehetseng mobu le metsi, kaha e fana ka tšireletso e betere khahlanong le mafome le mafome. | ||||||
*Ho tlotsa oli
Ho tlotsa oli holim'a karolo e ka ntle ea phaephe ea tšepe ke mokhoa oa ho fana ka tšireletso le tšireletso holim'a phaephe ea tšepe. Ho tlotsa oli ho ka liehisa ho kopana ha phaephe ea tšepe le tikoloho ea kantle, 'me ha thibela phaephe ea tšepe ho angoa ke oxidation, mafome, ho tsofala, jj.
*Stencil kapa Setempe
Setempe
Pensele
*Ho phunya
Sebelisa mochini o phunyang ka mechine ho kenya khatello ho phunya o sebelisa die ea ho phunya. Boloka khatello e tsitsitseng ho fihlela phunya e kena leboteng la phaephe ea tšepe, e etsa lesoba le hloekileng le le nepahetseng.
Ts'ebetso ea ho cheka liphaephe tsa tšepe e na le mefuta e mengata ea lits'ebetso, ho kenyeletsoa empa ho sa felle feela ho tse latelang:
1. Ho hokela liphaephe tsa tšepe: Ho cheka ke e 'ngoe ea mekhoa e sebelisoang haholo bakeng sa ho hokela liphaephe tsa tšepe. Ka mokhoa oa ho cheka liphaephe tsa tšepe, masoba a ka buloa holim'a phaephe ea tšepe, e le hore liboutu le linate li ka kenngoa manonyeletsong le li-flange, e le ho fihlela morero oa ho hokela.
2. Ho lokisa liphaephe tsa tšepe: Hape ke ts'ebeliso e tloaelehileng ho lokisa liphaephe tsa tšepe maboteng kapa libakeng tse ling ka ts'ebetso ea ho cheka liphaephe tsa tšepe.
Tšebeliso ea tšepe sebopeho sa solar panel bracke
Tšebeliso ea thepa ea litsela tse kholo
*Ho kenya khoele
NPT (Khoele ea Naha ea Pipe) le BSPT (Khoele ea Pipe e Tloaelehileng ea Brithani) ke litekanyetso tse peli tse tloaelehileng tsa khoele ea liphaephe.
Likhoele tsa NPT li sebelisoa haholo Amerika Leboea 'me likhoele tsa BSPT li sebelisoa haholo Europe le Asia.
Litekanyetso tsena ka bobeli li na le likhoele tse tenyetsehang tse etsang hore ho be thata ho tiisa ha li kopantsoe hammoho. Li sebelisoa haholo khokahanong ea liphaephe tsa metsi, khase, oli le tse ling.
2. Ho lokisa liphaephe tsa tšepe: Hape ke ts'ebeliso e tloaelehileng ho lokisa liphaephe tsa tšepe maboteng kapa libakeng tse ling ka ts'ebetso ea ho cheka liphaephe tsa tšepe.
*E koahetsoeng ka mokoting
Kgokelo ya Roll Groove ke mokgwa o tsebahalang wa ho hokela diphaephe tsa tshireletso ya mollo hobane o fana ka melemo e mengata. Mona ke e meng ya melemo ya mantlha:
1. Ho kenya ka bonolo le ka potlako: Khokahano ea Roll Groove e lumella ho kenya liphaephe le li-fitting ka potlako le ka bonolo, kaha ha ho hlokahale ho tjheseletsa kapa ho kenya khoele.
2. Tšireletso ea litšenyehelo le tikoloho: Mokhoa ona oa khokahano o theko e tlaase ho feta mekhoa e meng, e leng se etsang hore e be khetho e tsebahalang bakeng sa lits'ebetso tse ngata. Hape o mosa tikolohong kaha o fokotsa litšila 'me o sebelisa mehloli e fokolang.
3. E boloka litšobotsi tsa pele tsa liphaephe: Khokahano ea Roll Groove ha e ame litšobotsi tsa pele tsa liphaephe, tse kang matla a tsona, ho tšoarella le ho hanyetsa mafome.
4. Tlhokomelo e bonolo: Haeba ho hlokahala tlhokomelo le tokiso, khokahano ea Roll Groove e etsa hore ho be bonolo ho qhaqha le ho nkela likarolo tse ling sebaka, ntle le ho hloka lisebelisoa kapa lisebelisoa tse khethehileng.
| DN | Bophara ba Kantle | Bophara ba Bokaholimo ba ho Tiisa ± 0.76 | Bophara ba Groove ± 0.76 | Bophara ba Tlase ba Groove | |
| mm | Mamello | ||||
| 50 | 60.3 | 15.88 | 8.74 | 57.15 | -0.38 |
| 65 | 73 | 15.88 | 8.74 | 69.09 | -0.46 |
| 65 | 76.1 | 15.88 | 8.74 | 72.26 | -0.46 |
| 80 | 88.9 | 15.88 | 8.74 | 84.94 | -0.46 |
| 100 | 114.3 | 15.88 | 8.74 | 110.08 | -0.51 |
| 125 | 141.3 | 15.88 | 8.74 | 137.63 | -0.56 |
| 150 | 165.1 | 15.88 | 8.74 | 160.78 | -0.56 |
| 150 | 168.3 | 15.88 | 8.74 | 163.96 | -0.56 |
| 200 | 219.1 | 19.05 | 11.91 | 214.4 | -0.64 |
*E betliloe
Bophara bo boholo ho feta NPS 11⁄2 [DN 40] e nang le mahlakore a sa fellang a betliloeng ka lipheletso tse betliloeng ka sekhutlo sa 30°, +5°, -0°
*Lipheletso tse sa Tšoarellang
Ho seha lipheletso ka bobeli tsa phaephe ea tšepe hore e be lipolane tse 90◦ ho ea ho axis ke tlhoko e tloaelehileng liindastering tse ngata moo liphaephe li sebelisoang teng. Hangata sena se etsoa ho lokisa phaephe bakeng sa ho tjheseletsa kapa mefuta e meng ea likhokahano, le ho netefatsa hore lipheletso li bataletse ebile li otlolohile ho axis ea phaephe.
*E betliloeng
Phaephe ea tšepe e nang le flange ke mofuta oa phaephe e nang le flange e hoketsoeng pheletsong e 'ngoe kapa ka bobeli. Li-flange ke li-disc tse chitja tse nang le masoba le liboutu tse sebelisetsoang ho hokahanya liphaephe, li-valve, kapa lisebelisoa tse ling. Phaephe ea tšepe e nang le flange hangata e etsoa ka ho tjheseletsa flange qetellong ea phaephe ea tšepe.
Liphaephe tsa tšepe tse nang le mahlakore a mabeli li sebelisoa hangata liindastering tse kang phepelo ea metsi, oli le khase, le ts'ebetso ea lik'hemik'hale. Li khethoa ho feta mefuta e meng ea liphaephe hobane li ka kenngoa habonolo 'me li tšoarella haholo. Liphaephe tse nang le mahlakore a mabeli li ka mamella khatello e phahameng 'me li ka qhaqhoa habonolo bakeng sa tlhokomelo kapa tokiso.
Li-flange tse holim'a phaephe ea tšepe e nang le flange li tla ka libopeho le boholo bo fapaneng ho latela litlhoko tsa khokahano. Mefuta e tloaelehileng e kenyelletsa li-flange tse thellang, li-flange tsa molala tse nang le weld, li-flange tse nang le khoele, le li-flange tsa socket weld.
Ka bokhutšoanyane, liphaephe tsa tšepe tse flangelitsoeng ke khetho e tsebahalang bakeng sa liindasteri tse ngata hobane li fana ka khokahano e tšepahalang le e tšoarellang pakeng tsa liphaephe le lisebelisoa.
*Bolelele ba ho Seha
Theknoloji ea ho seha metsi e tsebahala ka ho nepahala le ho nepahala ha eona, hammoho le bokhoni ba eona ba ho hlahisa mathoko a boreleli, a se nang mafome.
E 'ngoe ea melemo e meholo ea theknoloji ea ho seha metsi ke hore ke mokhoa oa ho seha ka mokhoa o batang, ho bolelang hore ha ho na sebaka se amehileng ke mocheso (HAZ) ho potoloha sehiloeng.
Ho seha jete ea metsi le hona ho sireletsa tikoloho, kaha ha ho hlahise litšila kapa mesi e kotsi. Sistimi ena e sebelisa metsi le lintho tse khorofo feela, 'me litšila li ka bokelloa le ho lahloa habonolo.
*Pakete le Phano
Sephutheloana sa polasetiki sa PVC
Ho sireletsa liphaephe tsa tšepe nakong ea lipalangoang le polokelo, hangata li pakoa ka polasetiki ea PVC ho fana ka lera le sireletsang le thibelang ho ngoatheha, ho kobeha le mefuta e meng ea tšenyo.
Ntle le ho sireletsa liphaephe tsa tšepe, liphutheloana tsa polasetiki tsa PVC li boetse li thusa ho li boloka li hloekile ebile li omme. Sena se bohlokoa haholo bakeng sa liphaephe tse tla sebelisoa lits'ebetsong moo bohloeki bo leng bohlokoa, joalo ka lits'ebetsong tsa phepelo ea metsi kapa lifemeng tsa ts'ebetso ea lijo.
*Li-PVC tsohle li phuthetsoe;
*Lipheletso tsa liphaephe tsa PVC feela tse pakiloeng;
*E pakiloe feela ka 'mele oa liphaephe.
Ho paka ka lehong
Ho sireletsa disebediswa tsa tshepe nakong ya ho tsamaiswa le ho tshwarwa, bareki ba ka kgetha mabokose a lehong a ikgethileng, mme a ka boela a ikgethela ka mabitso a moreki bakeng sa ho a tsebahatsa habonolo.
Molemo oa ho sebelisa mabokose a lehong a ikhethileng a nang le litšehetso tsa pheletso ke hore a fana ka tšireletso e eketsehileng le ho fokotsa kotsi ea tšenyo ea lihlahisoa tsa tšepe. Hape a nolofatsa ho tsamaisoa le ho tsamaisoa habonolo, kaha mabokose a ka pakoa le ho tiisoa holim'a liphalete bakeng sa ho tsamaisoa ka mobu, leoatle, kapa moea.
Ho tsamaisa ka sekepe
Hangata lihlahisoa tse ngata tsa tšepe li tsamaisoa ka likepe, naha, kapa lifofane, 'me boholo ba thepa e romelloang e tsoa likoung tsa Tianjin.
Bakeng sa lipalangoang tsa likepe, ho na le mekhoa e 'meli e meholo: ho romela likhonteinara kapa ho romela thepa ka bongata.
Hangata lipalangoang tsa mobu li etsoa ka terene kapa teraka, ho latela sebaka seo u eang ho sona le k'hamphani ea lipalangoang e sebelisoang.
*Tšehetso
Litšebeletso tsa pele ho thekiso:
1. Sampole ea mahala: Bolelele ba sampole ea tšepe ea 20cm e sa lefelloeng ka litšenyehelo tsa ho tlisa tse lefuoang ke moreki.
2. Litlhahiso tsa sehlahisoa: ho sebelisa tsebo ea rona ea litsebi tsa lihlahisoa ho li khothaletsa ho bareki.
Litšebeletso tsa thekiso e mahareng:
1. Ho latela liodara: re tla tsebisa bareki ka boemo ba tlhahiso le thomello ea liodara tsa bona ka imeile kapa mohala, re etse bonnete ba hore ba utloisisa ka ho hlaka tsoelo-pele ea liodara tsa bona.
2. Ho fana ka linepe tsa tlhahlobo le thomello: re tla fana ka linepe tsa sehlahisoa pele se romelloa ho bareki ho netefatsa hore na se fihlela litlhoko. Ka nako e ts'oanang, re tla boela re etse tlhahlobo e tiileng le taolo ea boleng pele se romelloa ho netefatsa hore se fihlela maemo a rona a boleng bo holimo.
Litšebeletso tsa kamora thekiso:
1. Ho latela maikutlo a bareki ka mora ho fumana thepa: re ananela maikutlo a bareki mme re tla latela ho utloisisa tshebediso ya bona le maikutlo a bona ka dihlahiswa tsa rona, e le ho ntlafatsa boleng le ditshebeletso tsa bona ka ho tswela pele.
2. Mekhoa ea theko le tlhahisoleseling ea indasteri: rea utloisisa hore bareki ba ka 'na ba tobana le liphetoho tsa' maraka le mekhoa ea indasteri, kahoo re tla fana ka tlhahisoleseling khafetsa mabapi le mekhoa ea 'maraka le indasteri ho thusa bareki ho utloisisa liphetoho tsa' maraka le indasteri ka nako e loketseng, e leng se ba nolofalletsang ho etsa liqeto tse nang le tsebo le tse ntle haholoanyane.