Phaephe ea HDPE e bua ka phala ea polyethylene e entsoeng ka-tlase ea polyethylene resin, eo hangata e fanoang kaPE80, PE100, kapa PE4710limaraka bakeng sa khatello-litšebeletso tse reriloeng. Ha e bapisoa le pipe ea generic PE, pipe ea HDPE e fana ka matla a holimo-ho{3}}ho{3}}karolelano ea boima ba 'mele, e ntlafalitse{4}mesebetsi ea nako e telele ea hydrostatic, le ho hanyetsa ho hola butle, e leng se etsang hore e be khetho e tloaelehileng bakeng sa phetiso ea metsi, khase le mokelikeli oa indasteri.

Pipe ea HDPE
Mephato & Lintlha: PE4710 le SDR11-17; khanyetso e phahameng ea crack le tšireletso ea UV.
Boholo: OD 4-8 ho, mamello ± 0.5% OD, +12% lerako; bolelele ba tloaelo bo fumanehang.
QA: Hydrostatic/NDT e lekoa, MTC 3.1, likhetho tsa TPI bakeng sa ho lumellana.
Phepelo: Li-SDR tsa thepa / tloaelo, lisebelisoa tsa fusion
KopanoASTM D3035, ASTM F714, leAWWA C906maemo, Octal polyethylene pipe e sebetsana le maemo a khatello ho fihla ho 200 psi 'me e tšoarella nako e telele{1}. Octal Pipe e fana ka thepa ka{3}}limaraka tsa tšebetso e phahameng, e sebetsana le liqholotso tsa meralo ea tikoloho joalo ka ts'isinyeho ea lefatše le mobu o thata.

Boikamahanyo le Maemo
Ha u khetha HDBoholo ba pipe ea PE, hangata lienjiniere li notlela lintho tse tharo pele:Letoto la OD (IPS/DIPS), SDR, le sepheosehlopha sa khatello. Mererong ea mesebetsi ea metsi tlasa AWWA C906, SDR ke "matla a ho daela" a sebetsang (mohlala,SDR11 e atisa ho sebelisoa bakeng sa lihlopha tse 200 tsa psi)
HD ea ronaPE phalalumellana leASTM D3035bakeng sa DR{{0}PR e fuoe lintlhaliphaephe,ASTM F714bakeng sa li-diameter tse kholoanyane, leAWWA C906bakeng sa lisebelisoa tsa metsi ho tloha ho 4 ho isa ho 65 in. Lisebelisoa tse kangPE4710netefatsa matla a phahameng a hydrostatic, a hokahana le ISO 4427 bakeng sa merero ea machaba ea likhoerekhoere le likhoerekhoere Latin America.
Boholo ba Pipe ea HDPE (OD, SDR & Sehlopha sa Khatello)
Ka tlase ke aka potlako, -senehelo sa boholo ba IPS se sebelisoang hangatabontshaOD ea sebelelebonyane botenya ba lebotabakeng saDR11leDR17, mmoho le tse tlwaelehilengPE4710 tekanyo ea khatellosesupo.
Latela boholo ba IPS/DIPS ka ho mamella OD ±0.5% le lebota +12%/-0%. Litekanyetso tsa SDR li beha litekanyetso tsa khatello; SDR11 bakeng sa 200 psi e tloaelehileng. Bolelele ba 12-15m; 13.5m bohareng ba boleng bakeng sa li-stock calcs.
Stock inPE4710ho pholletsa le SDRs, boima ba 'mele bo sebelisa 0.95 g/cm³ density, +1.8% e fetotsoe-ho qetela ka sekala. Lisaese tse ikhethileng ka kopo.
| Boholo ba Lebitso (ka) | OD (ka/mm) | SDR | Min Wall (ka/mm) | Bolelele (m) | Likotoana | Boima (MT) |
|---|---|---|---|---|---|---|
| 4 | 4.50 / 114.3 | 17 | 0.265 / 6.73 | 13.5 | 120 | 5.2 |
| 4 | 4.50 / 114.3 | 11 | 0.409 / 10.39 | 13.5 | 100 | 7.6 |
| 4 | 4.50 / 114.3 | 9 | 0.500 / 12.70 | 13.5 | 80 | 9.1 |
| 6 | 6.625 / 168.3 | 17 | 0.390 / 9.91 | 13.5 | 90 | 11.3 |
| 6 | 6.625 / 168.3 | 11 | 0.602 / 15.29 | 13.5 | 70 | 16.5 |
| 6 | 6.625 / 168.3 | 9 | 0.736 / 18.69 | 13.5 | 60 | 19.8 |
| 8 | 8.625 / 219.1 | 17 | 0.507 / 12.88 | 13.5 | 60 | 18.4 |
| 8 | 8.625 / 219.1 | 11 | 0.784 / 19.91 | 13.5 | 50 | 26.9 |
| 8 | 8.625 / 219.1 | 9 | 0.958 / 24.33 | 13.5 | 40 | 32.1 |
Litlaleho tsa tlhahlobo (MTC 3.1/3.2, NDT litlaleho) li fumaneha ha li kopa.
| Boholo ba lebitso la IPS | OD ea sebele (ka / mm) | DR11 Min Lebota (ka / mm) | DR17 Min Lebota (ka / mm) | Tekanyetso e Tlwaelehileng ya PE4710* |
|---|---|---|---|---|
| 2" | 2.375 / 60.32 | 0.216 / 5.49 | 0.140 / 3.56 | DR11200 psi/ DR17125 psi(ISCO Industries) |
| 3" | 3.500 / 88.90 | 0.318 / 8.08 | 0.206 / 5.23 | DR11200 psi/ DR17125 psi(ISCO Industries) |
| 4" | 4.500 / 114.30 | 0.409 / 10.39 | 0.265 / 6.73 | DR11200 psi/ DR17125 psi(ISCO Industries) |
| 6" | 6.625 / 168.27 | 0.602 / 15.29 | 0.390 / 9.91 | DR11200 psi/ DR17125 psi(ISCO Industries) |
| 8" | 8.625 / 219.07 | 0.784 / 19.91 | 0.507 / 12.88 | DR11200 psi/ DR17125 psi(ISCO Industries) |
| 10" | 10.750 / 273.05 | 0.977 / 24.82 | 0.632 / 16.05 | DR11200 psi/ DR17125 psi(ISCO Industries) |
| 12" | 12.750 / 323.85 | 1.159 / 29.44 | 0.750 / 19.05 | DR11200 psi/ DR17125 psi(ISCO Industries) |

Sebopeho sa Thepa le Thepa ea Mechini
Pipe ea HDPEe sebelisa{0}}high density resin withASTM D3350sehlopha sa lisele, joalo ka 445574C, bakeng sa ho hanyetsa mapetsong le khatello ea tikoloho.
| Thepa | Setšoantšo sa PE4710 | Mokhoa oa Teko |
|---|---|---|
| Boima ba 'mele (g/cm³) | 0.941-0.955 | ASTM D1505 |
| Melt Index (g/10 mets) | <0.15 | ASTM D1238 |
| Flexural Modulus (psi) | 110,000-160,000 | ASTM D790 |
| Tensile Strength at Yield (psi) | >3,500 | ASTM D638 |
| Hydrostatic Design Basics (psi ho 73℃F) | 1,600 | ASTM D2837 |
| Slow Crack Growth Resistance (lihora) | >10,000 | ASTM F1473 |
Litšobotsi tsena li thusa bophelo ba ts'ebeletso ho feta lilemo tse 50, ka litlatsetso bakeng sa ts'ireletso ea UV ts'ebelisong ea kaholimo.
FDPE Pipe vs PE Pipe: Se Boleloang ke Melaoana
Pipe ea PE vs phala ea HDPEhangata ke potso ea mantsoe.PEe hlalosa lelapa la polyethylene, ha a ntse aHDPEke karolo e hodimo-ka hara PE eo hangata e hlaloswang bakeng sa diphaephe tsa kgatello. Ka mantsoe a mang, boholo ba "lipeipi tsa khatello ea PE" tse sebelisoang metsing le marang-rang a lisebelisoa li hlile li entsoe ka limaraka tsa HDPE.
Ho ea ka pono ea ho reka, ntho ea bohlokoa hase label empa keresin grade le tshebetso classification. Ka mohlala, morero o ka hloka sehlopha se itseng sa lintho tse bonahalang tse kangPE4710(hangata ho buuoa ka Amerika Leboea) hobane e bontša-mosebetsi oa nako e telele oa matla a hydrostatic le ho tšehetsa maemo a phahameng a khatello ho SDR e fanoeng. Ke ka hona khotheishene e reng feela "peipi ea HDPE" e ka bang e sa fellang-bareki hangata ba hloka kereiti ea resin, SDR, le maemo a laolang ho lekola ho lekana.
Leqepheng lena, sehlahisoa ke khatello-seteme ea HDPE/PE e tsamaellanang le maemo a tloaelehileng a mesebetsi ea metsi joalo kaASTM D3035, ASTM F714, leAWWA C906. Litekanyetso tseo li hlalosa hore na peipi e lekanngoe, e lekoa, e tšoauoa le ho lokolloa joang-e le hore "PE vs HDPE" e be qeto e sebetsang mabapi leho latela + boemo ba khatello + litokomane tse ka lateloang, ho e-na le lebitso la papatso.
PE Pipe vs PPR: Mokhoa oa ho Khetha ka Tšebeletso
Bakeng saPipe ea PE vs PPRHangata qeto e mabapi le mocheso oa litšebeletso le mokhoa oa ho kenya: Peipi ea khatello ea PE e atisa ho khethoa bakeng sa lisebelisoa tsa kabo e patiloeng le ho matha nako e telele ka ntle (ho kopanya-joined, movement{1}}tolerant), ha PPR e sebelisoa hangata bakeng sa ho haha litsamaiso tsa metsi a chesang / a batang ka mekhoa e fapaneng ea ho kopanya le litekanyetso tsa kopo (mohlala, ISO 15874 e atisa ho buuoa bakeng sa litsamaiso tsa PPR). Bapisa thepa le mosebetsi pele, ebe u netefatsa sephutheloana sa ho kopanya le setifikeiti pele u odara.
Pipe ea HDPE e sebelisetsoa eng?
Liphaephe tsa HDPE li sebelisoa haholo bakeng sa marang-rang a nang le khatello ea metsi hobane li lula li tšepahala sebakeng seo hangata se bakang ho lutla: liforo tse telele, ho tlama- khafetsa, le likaroloana tse bonang motsamao o monyane ho tloha sebakeng sa bolulo kapa sephethephethe. Kasebaka sa ntlafatso ea masepala mose ho maoatle Dubai (UAE), rakonteraka o ile a nkela botsofali sebakaDN200–DN400setsi sa kabo se haufi le phasejeng e phetheselang e pel'a tsela moo mosebetsi o neng o lekanyelitsoebosiu-fetoha lifensetereka linako tse thata- tsa ho bula hape. Molemo o sebetsang e ne e se "polastiki vs tšepe" ka mohopolo-e ne e le joalobutt-manonyello a kopanenge fokolitse libaka tse lutlang nakong ea liteko tsa khatello ea maikutlo, kahoo ts'ebetso e ka tsoela pele ka karolo{{0}ka{1}}karolo ntle le ho lelekisa metsi a manyane ha a kopana ka mor'a ho tlatsa hape. Bakeng sa mofuta ona oa lenaneo, Octal Pipe e atisa ho fana ka pipe e le sephutheloana se hlalositsoeng (boholo + SDR + sehlopha sa khatello) se nang le letšoao le hlakileng la lotho, kahoo sebaka sa QA se ka boela sa lumellana le tlaleho ea teko ea khatello ho se kentsoeng.
Pipe ea HDPE e boetse e khethoa ha mokhoa oa ho kenya o khanna qeto ea thepa. KaSephutheloana sa ho tšela HDD haufi le Rotterdam (Netherlands)bakeng sa mohala o mokhuts'oane oa phetisetso ea metsi tlas'a kanale, rakonteraka o ne a hloka ho hula khafetsa{0}ka khoele e nang le taolo ea OD e ka lebelloang e le hore phala e khone ho feta lirolara le ho tataisa liforeimi hantle nakong ea ho hula, ntle le ho tsubella kapa ho qobella ho sebetsa bocha mokoting oa ho kena. Sehlopha se ile sa notlela sebaka ka pele e le "boholo + SDR + mokhoa oa ho kopanya," e tsamaisitse fusion e sebelisa li-parameter tse rekotiloeng bakeng sa ho lateloa, 'me e tsepamisitse maikutlo QA mabapi le tlhahlobo ea lifaha hammoho le ho amoheloa ha hydrotest{0}ho e-na le ho laola manonyeletso a nang le khoele/flanged ka har'a bore e koetsoeng moo mokhoa oa ho kena o lekanyelitsoeng le ho lokisoa ho bitsang chelete e ngata.
Lintlafatso tsa kabo ea khase ka likhokahano tsa lits'ebeletso (khase-litaba tsa melao e tloaelehileng):
Khase ea peipi ea HDPElits'ebetso li laoloa ke maemo a fapaneng le mohopolo oa kamohelo ho feta mela ea metsi a nooang. Bakeng sa phetisetso/kabo ea khase ea mafura, lintlha li atisa ho sebelisoaASTM D2513le/kapaISO 4437 / EN 1555(ho ipapisitse le litlhoko tsa sebaka le mokhanni). Taba ea bohlokoa ea taolo ea phumantsho ke ho qotsa le ho netefatsa phaepe ka ho hlaka e le "tshebeletso ya kgase" (standard + grade + marking + test scope), ho e-na le ho nka hore setifikeiti sa PE sa metsi{4} se ka sebelisoa hape.
HDD / boring crossings moo mohala o tsoelang pele o hlokahalang:
Ha ho tšela kanale ea Octal Pipe HDD, rakonteraka o ne a hloka khoele e telele e tsoelang pele e nang le OD e tsitsitseng hore e khone ho fetisa lirolara le ho tataisa liforeimi hantle. Taelo e ne e notletsoe e le "size + SDR/pressure class + joining method," 'me tšimo ea QA e ne e tsepamisitse maikutlo holim'a fusion parameters, bead inspection, le hydrotest-ho e-na le ho laola manonyeletso a mangata ka hare ho bore e thibetsoeng.
Hlahisa mantsoe a 134 ka botho
Bakeng sa theko, senotlolo ke ho reka phala ea HDPE joalo ka sistimi: netefatsa ts'ebeletso (metsi vs khase), ebe o hlakisa.OD/size series, SDR/pressure grade, resin grade moo ho hlokehang, le fusion standard/mokhoa. Eo ke phapang lipakeng tsa tokollo e boreleli ea sebaka le mosebetsi o sa thekeseleng hobane phala ke "PE" ka lebitso empa e sa tsamaisane le sehlopha sa khatello, mokhoa oa ho kopanya, kapa litokomane tseo mohlahlobi a li lebelletseng.
HDPE Pipe Production Line & Quality Assurance
Mokhoa oa ho Etsa Liphaephe tsa HDPE
Ho hlahisoa ha pipe ea HDPE ho qala ka ho ntšoa ha resin ea polyethylene e phahameng haholo-, e nang le boima ba molek'hule ea bimodal ho mephato ea PE4710 ho matlafatsa ho tiea le ho hanyetsa crack. Ka mor'a extrusion, liphaephe li tlas'a teko e matla ea hydrostatic ka AWWA C906 ka makhetlo a 1.5 a sehlopha sa khatello, hammoho le litlhahlobo tsa ultrasonic ho netefatsa ho tšoana ha lebota le ho bona mefokolo leha e le efe. Litaolo tse pharalletseng tsa boleng li kenyelletsa boitsebiso bo nepahetseng ba thepa (PMI), netefatso e nepahetseng ea boholo, le liteko tse phatlohileng ho netefatsa bots'epehi ba sebopeho. Lisetifikeiti tsa tlhahlobo ea Mill (MTC ho ea ka EN 10204 3.1) li fana ka lirekoto tse felletseng tsa li-resin batch, extrusion parameters, le liphetho tse sa senyeheng (NDT), athe litlhahlobo tsa batho ba boraro ho tsoa mekhatlong e kang SGS kapa BV li fumaneha habonolo bakeng sa netefatso e eketsehileng.

Kamohelo ea Tšimo Pele U Khutlela (Hobaneng U Khetha Pipe ea Octal)
Boholo ba mesebetsi ea lipeipi tsa HDPE ha e liehe hobane "PE e thata"-e lieha ho sebetsa hobane mosebetsi o sitoa ho khutla ho fihlela mohlahlobi a ka koala lethathamo la ho amoheloa. Octal Pipe e tšoara phepelo ea PE joalo kalokolla{{0}sephutheloana se seng se lokilee hahiloe ho pota-pota hore na liforo li tsamaea joang: lotho ea ho tsamaisa thepa, ts'ebetso ea ho kopanya, le likarolo tsa hydrotest li tlameha ho etsa mela e le hore sehlopha sa sebaka sa marang-rang se ka paka hore se lumellana le molao ka potlako, eseng ka mor'a hore phala e se e le fatše.
- Fusion{0}e tsepamisitse maikutlo ho amohela tšehetso:Ts'ebetso ea PE e lula ka kopanelo. Bakeng sa merero e batlang taolo e matla, Octal Pipe e hokahanya sebaka sa phepelo le ts'ebetso ea sebaka sa mosebetsi ka ho netefatsamokhoa oa ho kopanya (butt fusion / electrofusion), ho lumellana ho loketseng, le mokhoa oa ho amohelaka pele, kahoo li-log tsa basebetsi le li-ID tse kopaneng li ka hlahlojoa khahlano le maemo a nepahetseng ntle le "mokhoa o fosahetseng oa ho kenya" limakatso.
- Hydrotest ho hlaka pele ho ho kenya:Re hatella taeo e bonolo ea ho reka: hlalosamellwane ea teko, nako ea ho tšoara, le mekhoa ea ho amohelapele (le ho romela ka lotho tse tšehetsang morero oo). Sena se thibela -senaneo sa ho lokisa bocha ha karolo e tlameha ho hlahlojoa hape-hobane lisebelisoa le moralo oa liteko li ne li sa tsamaisane.
- Ho lumellana ha lebota le ho tšepahala ha khatello:Khatello ea ts'ebetso e ipapisitse le moralo{0}o ipapisitse le moralo, empa ts'epahalo e ipapisitse le taolo e tsitsitseng ea lebota le ho hloeka ha extrusion. Bakeng sa likhoele tsa metsi le likhoele tsa HDD, re totobatsa ho tsitsa ha lebota ho fokotsa matheba a fokolang a fetohang lintho tse makatsang tsa hydrotest.
- Tšireletso ea holim'a metsi le ho tšoara e thibelang tšenyo e patehileng:Li-gouges le li-scratches tse tebileng li ka fetoha lintlha tsa ho lahloa pele li ka khutlisoa. Re sebelisa tšireletso e sebetsang ea ho paka/ho felisa le tataiso ea ho sebetsana le lipeipi e le hore lipeipi li fihle le mekhahlelo e nang le likopo tse fokolang tsa tšenyo le ho fokotsa{1}}mehato setšeng.
LBH

P: Nka khetha boholo bo nepahetseng ba pipe ea HDPE le SDR joang?
P: Pipe ea HDPE e sebelisetsoa eng mererong ea 'nete?
P: PE pipe vs HDPE pipe - phapang ke efe?
P: Na pipe ea HDPE e loketse tšebeletso ea khase?
Setifikeiti

Setifikeiti sa CE

Setifikeiti sa ISO 9001

Setifikeiti sa API Q1

Setifikeiti sa ABS

Setifikeiti sa AP-5L

Setifikeiti sa API-5CT
Sehlahisoa:Pipe ea khatello ea PE (HDPE), e fumanehang bakeng sametsiletšebeletso ea khase(ho ya ka maemo a sebetsang)
Merero ea lintho tse bonahalang:PE80 / PE100;PE4710(moo ho hlalositsweng)
Boholo ba mefuta:IPS/DIPS kapa letoto la metric OD (lintlha tse tloaelehileng tse tsoang ho2"–24"; kholo ka kopo)
SDR / Khatello:TloaelehilengSDR 11 / SDR 17 / SDR 21(sehlopha sa khatello ho latela maemo, mocheso, le ntlha ea moralo)
Bolelele:Bolelele bo otlolohileng (typ.6–12 m) lelikhoelebakeng sa boholo bo nyane (ka kopo)
Ho ikopanya:Butt fusion / Electrofusion (e tsamaellanang le lisebelisoa le ts'ebeletso)
Maemo (Tse tloahelehileng):Metsi-AWWA C906, ASTM D3035 / F714; Khase-ASTM D2513, ISO 4437 / EN 1555 (ha e sebetsa)
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