Ho ntlafatsa botšepehi bo hlophisitsoeng:
Hlahisa
Bonono baMetal Pipe WelldingE hloka ho kopanya bokhoni, ho nepahala le lisebelisoa tsa boleng ho netefatsa botšepehi bo sa sireletsehetsoeng bakeng sa lits'ebetso tse fapaneng. Har'a mefuta e mengata ea pipe, e senang pompo ea crael e kang X42, e tsebahala bakeng sa matla a eona a phahameng, ho tšoarella le ho hloka litšenyehelo le katleho ea litšenyehelo le katleho ea theko. Ka blog ena, re tla hlahloba bohlokoa ba khabone ea khabone ea litlolo tse sililoeng ka har'a tšepe, ka melemo ea eona ea ho etsa thepa, menyetla le libakeng tsa kopo le libakeng tsa kopo le libakeng tsa kopo le libakeng tsa kopo le libakeng tsa kopo le libakeng tsa kopo le libakeng tsa kopo.
Thepa ea mochini
Sehlopha sa tšepe | Bonyane | Matla a tšepe | Nako e nyane ea nako | Bonyane a bokhathatso | ||||
Mpa | % | J | ||||||
Botenya bo boletsoeng | Botenya bo boletsoeng | Botenya bo boletsoeng | ka mocheso oa | |||||
mm | mm | mm | ||||||
<16 | > 16≤40 | <3 | ≥3≤4y40 | ≤40 | -20 ℃ | 0 ℃ | 20 ℃ | |
S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
S275J0h | 275 | 265 | 430-5880 | 410-560 | 20 | - | 27 | - |
S2755J2h | 27 | - | - | |||||
S355j0h | 365 | 345 | 510-680 | 470-6330 | 20 | - | 27 | - |
S355J2h | 27 | - | - | |||||
S355k2h | 40 | - | - |
Sebopeho sa lik'hemik'hale
Sehlopha sa tšepe | Mofuta oa De-Oxidation A | % ka bongata, boholo | ||||||
Lebitso la Steel | Nomoro ea tšepe | C | C | Si | Mn | P | S | Nb |
S235JRH | 1.0039 | FF | 0,17 | - | 1,40 | 0,040 | 0,040 | 0.009 |
S275J0h | 1.0149 | FF | 0,20 | - | 1,50 | 0,035 | 0,035 | 0,009 |
S2755J2h | 1.0138 | FF | 0,20 | - | 1,50 | 0,030 | 0,030 | - |
S355j0h | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
S355J2h | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
S355k2h | 1.051212 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
a. Mokhoa oa DEOXIDAD o khethiloe ka tsela e latelang: | ||||||||
FF: E bolaile tšepe e nang le likarolo tse ngata tse lekantsoeng ea ho tlamahane ea ho tlama nitrogen | ||||||||
b. Boleng bo boholo ba Nitrogen ha bo sebetse haeba sebopeho sa lik'hemik'hale se bonts'a kakaretso ea Al / n e tlase ho isa ho 2: 1, kapa haeba lintho tse ling tse lekaneng li teng. Lintho tse tlatsitsoeng tsa N-linding li tla rekota tokomaneng ea tlhahlobo. |
Ts'ebetso ea Tlhahiso
Pipe ea Spiral Weld, e boetse e tsejoang e le Ssaw (Spiral Enc Welper) phala, e etsoa ka mekhoa ea ho theha lefuba le mekhoa e nang le li-spiral tse kentsoeng. Ts'ebetso e qala ka ho tšoarola ts'oaetso ea tšepe ea tšepe ea tšepe ebe u khumamela ka sebopeho sa spiral. O ile a kenella ka makhetlo a ikemetseng arc. Mokhoa ona o tiisa hore manyenyefatso a matla ebile a tšoarella ha u ntse re fokola likhato le ho boloka botšepehi bo hlophisitsoeng.
Melemo ea Spiral Carbon Steel Pipes
1. Matla le ho lebetsa:Pipe ea Spiral Weld Carbon Steel Pipee tsejoa ka matla a eona a phahameng le ho tšoarella, ho etsa hore e be loketse likopo tse hlokang khatello e telele ea khatello ea maikutlo le ts'ebetso ea nako e telele.
2. Katleho e theko e tlase: Lipeipi tsena li fana ka tharollo e theko e boima ka lebaka la tlhahiso, litšenyehelo tse tala tse theko e boima le ho fokotsa mefuta e meng ea liphaephe.
3. Ho fapanyetsana: Ho fapanyetsana ha carbold ea spiral carbon e lumella ho sebelisoa likopakeng tsa metsi, lits'ebeletso tsa thekeng le lits'ebetso tsa likhoene tsa indasteri le lits'ebetso tse fapaneng tsa thewa.
4. Mokhoa oa ho nepahala o nepahetseng: Ts'ebetso ea spiral e ka laola boholo le botebong ba poro, e netefatsa ho nepahala le tlhahiso ea tlhahiso.
Libaka tsa kopo
1. Indasteri ea khase ea oli le ea tlhaho: Thepa e entsoeng ka spiral e sebelisoa haholo khoebong ea oli le khase, haholo-holo lihlahisoa tsa tlhaho tsa tlhaho le lihlahisoa tsa tlhaho. Matla a bona le bokhoni ba bona a ho mamella tikoloho ea khatello ea khatello ea khatello ea khatello e etsa hore ba tšoanele lipampiri tse telele.
2. Tokoloho ea metsi: Hore na ho na le phepelo ea lijo tsa masepala kapa ho nosetso.
3. Ts'ehetso ea sebopeho: Mofuta ona oa phala o sebelisoa haholo indastering ea kaho ho fana ka tšehetso ea mantlha ea meaho, marokho, likolobe tsa marang-rang. Ho tšoarella ha bona le ho hanyetsa likarolo tsa kantle ho bona ho tšepahala likolong tse joalo.
4. Lisebelisoa tsa li-indasteri: Lipehelo tsa carbold tsa spiral carbon li sebelisoa masimong a lik'hemik'hale tse fapaneng tsa lik'hemik'hale, limela tsa motlakase ka lebaka la bokhoni ba ho sebetsana le lithemparetjha tse phahameng.
Ha re phethela
Pipe ea Spiral Weld Carbon Steel, joalo kaX42 SSAW PIPE, fetohela ts'ebetso ea tšepe ea tšepe, ea tlisa melemo e mengata ea indasteri e fapaneng. Matla a bona, ho boloka chelete le ho nepahala ha lisebelisoa le moelelo oa maemo ho etsa bonnete ba botšepehi ba lits'ebetso tse fapaneng likopo tse fapaneng. Bokhoni ba ho fokotsa likhatello tse eketsehileng, lithemparetjha le libaka tse nang le ts'ebetso li etsa hore ho loketse phetisetso ea oli le ea khase, phepelo ea metsi le likarolo tse ling tsa indasteri. Ka hona, ha ho fihla ho tlanya ha tšepe ea tšepe, tšebeliso ea li-pipi tsa carbol Weald carbon li lula li le thata le ho netefatsa lits'ebeletso tse tšoarellang tsa nako e telele le tse sebetsang.
Teko ea hydrostatic
Bolelele bo bong le bo bong ba phala bo tla lekoa ke khatello ea maikutlo e tla hlahisa khatello ea mokokotlo oa ba bang 60% ea tlhahiso ea kamore. Khatello e tla khethoa ke equation e latelang:
P = 2st / d
Lintho tse sa lumellaneng ka boima ba boima le boholo
Bolelele bo bong le bo bong ba phala bo tla lekanngoa ka thoko le boima ba eona bo fetang 10% ho feta boima ba eona, e baliloe ka bolelele ba eona le boima ba eona ka bolelele ba yuniti
Bophahamo ba kantle bo ke ke ba fapana ho feta ± 1% ho tsoa botebong bo boletsoeng ka ntle
Bohlale ba lebota ka nako e se nang palo efe kapa efe e ke ke ea feta 12.5% tlasa botenya ba lebota le boletsoeng leboteng