API 5L X70 shine ƙimar kayan API 5L don bututun layi tare da ƙaramin ƙarfin amfanin ƙasa na 70,000 psi.Ana amfani da shi da farko don jigilar iskar gas, mai, da ruwa mai ƙarfi.
Don ƙarin koyo game da API 5L-46th, kuna iyadanna nan!
API 5L X70 Features
Ƙarfin yawan amfanin ƙasa: Ƙarfin yawan amfanin ƙasa na 70,000 psi (kimanin 485 MPa), dace da babban matsin ciki.
Kyakkyawan tauri: yana kula da aiki a ƙananan yanayin zafi don yankunan sanyi da aikace-aikacen teku mai zurfi.
Kyakkyawan weldability: Ƙarfin ƙarfi yayin da yake riƙe da kyakkyawan walƙiya, tare da welds masu dacewa da kaddarorin ƙarfe na tushe.
Juriya na lalata: ana iya haɓakawa ta hanyar sarrafa abubuwan da ke tattare da sinadarai da jiyya (misali sutura), dacewa da yanayin teku da lalata.
Dacewar muhalli: Ana iya ƙirƙira don amfani a daidaitaccen ƙasa, bakin teku, da wuraren sabis na acid.
Dorewa: Rage tasirin muhalli da ingantaccen watsawa azaman kayan da za'a iya sake sarrafa su.
API 5L X70 Rarraba
Bututu Nau'in: Welded kuma Sumul Karfe Bututu
Ƙimar ƙayyadaddun samfur: API 5L X70 PSL1 da API 5L X70 PSL2
Tsarin masana'anta: SMLS, LFW, HFW, LW, SAWL, SAWH, COWL, COWH
Nau'in ƙarshen bututu: Ƙarshen Ƙarshen, Ƙarshen Ƙarshen
Raw Materials
Ingots, billlets, billlets, tubes (coils), ko faranti a matsayin albarkatun kasa don kera bututun ƙarfe.
The albarkatun kasa na PSL2 karfe bututu zai zama lafiya-hatsi sedimented karfe.
Bugu da ƙari, tsiri na ƙarfe (naɗa) ko farantin da aka yi amfani da shi don kera bututun ƙarfe na PSL2 ba za su ɗauki kowane waldi na filler ba.
API 5L X70 Tsarin Kera Bututu
| Nau'in Bututu | SMLS | LFW | HFW | LW | SAWc | SAWHd | COWLc | COWHd |
| Saukewa: API5LX70 | X | X | X | X | X | X | X | X |
| API 5L X70 PSL2 | X | - | X | - | X | X | X | X |
cAkwai bututu guda biyu idan an yarda, amma iyakance ga bututu tare da D ≥ 914 mm.
dHelical dinki bututu yana iyakance ga bututu tare da D ≥ 114.3 mm.
Nau'in Ƙarshen Bututu don API 5L X70
| Ƙarshen bututu | Karshen kararrawae | Ƙarshen haske |
| Saukewa: API5LX70 | X | X |
| API 5L X70 PSL2 | - | X |
eƘarshen bututu yana iyakance ga bututu tare da D ≤219.1 mm da t≤ 3.6 mm.
Matsayin Bayarwa na Karshe
API 5L X70 na ƙarshe bayarwa jihar (ƙarshen zafi magani na ƙãre karfe bututu) za a iya raba zuwa: mirgina, normalizing mirgina, thermo-mechanical mirgina, thermo-mechanical forming, normalizing forming, normalizing, normalizing da tempering ko quenching da tempering.
| PSL | Yanayin Bayarwa | Girman Bututu / Karfe | |
| PSL1 | Kamar yadda aka yi birgima, daidaitawa birgima, birgima na thermomechanical, thermomechanical kafa, daidaita tsari, daidaitawa, daidaitawa da fushi ko kashewa da fushi | X70 | L485 |
| Farashin PSL2 | An kashe da fushi | X70Q | L485Q |
| Thermomechanical birgima ko thermomechanical kafa | X70M | L485M | |
Waɗannan jahohin isarwa suna tabbatar da cewa bututun API 5L X70 yana aiki da kyau a cikin nau'ikan aikace-aikace daban-daban, kamar amfani da su a cikin matsananciyar matsa lamba, ƙananan zafin jiki, ko mahalli masu lalata.
Haɗin Sinadari
API 5L X70 PSL1 Haɗin Sinadaran
Abubuwan sinadaran API 5L X70 PSL1 bututun ƙarfe sun haɗa da ƙananan carbon, matsakaicin adadin manganese, da ƙananan adadin phosphorus, sulfur, da silicon.Bugu da ƙari, ana ƙara abubuwan haɗakarwa kamar chromium, nickel da jan ƙarfe don haɓaka ƙarfi da juriya na lalata.Ƙananan abubuwa masu haɗakarwa kamar vanadium, molybdenum da titanium suna ƙara inganta karrewa da haɓaka kaddarorin, tabbatar da aiki a cikin mahalli masu ƙalubale.
| Haɗin Kemikal don PSL 1 Bututu tare da t≤25.0 mm (0.984 in.) | |||||||||
| Karfe daraja (Sunan Karfe) | Ragowar Jama'a, Dangane da Zafafawa da Nazarin Samfurag % | ||||||||
| C | Mn | P | S | V | Nb | Ti | |||
| maxb | maxb | min | max | max | max | max | max | ||
| Bututu mara kyau | |||||||||
| L485 | X70 | 0.28 | 1.40 | - | 0.03 | 0.03 | f | f | f |
| Welded Pipe | |||||||||
| L485 | X70 | 0.26e | 1.65e | - | 0.03 | 0.03 | f | f | f |
| a Cu≤0.50%;Ni≤0.50%;Cr≤0.50% da Mo≤0.15 %. b Ga kowane raguwa na 0.01 % ƙasa da ƙayyadaddun matsakaicin matsakaici don carbon, haɓakar 0.05% sama da ƙayyadadden ƙayyadadden ƙaddamarwa ga Mn ya halatta, har zuwa matsakaicin 1.65% don maki ≥L245 ko B, amma ≤L360 ko X52;har zuwa matsakaicin 1.75% don maki>L360 ko X52, amma kuma har zuwa matsakaicin 2.00% don Grade L485 ko X70. e Sai dai in akasin haka Sai dai in an yarda, Nb+V+Ti≤0.15 %. g Ba a yarda da ƙarin B da gangan ba kuma ragowar B≤0.001 %. | |||||||||
API 5L X70 PSL2 Haɗin Sinadaran
Abubuwan sinadarai na API 5L X70 PSL2 sun haɗa da daidaitaccen sarrafa carbon, manganese, sulfur, da phosphorus, da madaidaicin adadin silicon, chromium, nickel, da jan ƙarfe.Ƙuntataccen sarrafawa ba kawai yana haɓaka ƙarfin amfanin gona da taurin bututu ba amma kuma yana haɓaka juriyar lalata a ƙarƙashin matsanancin yanayi.Bugu da ƙari, an daidaita abubuwan da aka gano irin su vanadium, molybdenum, da titanium don ƙara haɓaka aiki, yana sa X70 PSL2 ya dace don magance yanayin haɗari mai girma.
| Haɗin Kemikal don PSL 2 Bututu tare da t ≤ 25.0 mm (0.984 in.) | ||||||||||||
| Karfe daraja (Sunan Karfe) | Ragowar Jama'a, Dangane da Zafafawa da Nazarin Samfur % max | Carbon Daidaia % max | ||||||||||
| c b | Si | Mn b | P | S | V | Nb | Ti | Sauran | CEllw | CEpcm | ||
| Bututu mara nauyi da Welded | ||||||||||||
| L485Q | X70Q | 0.18f | 0.45 f | 1.80f | 0.025 | 0.015 | g | g | g | h, ina | 0.43 | 0.25 |
| Welded Pipe | ||||||||||||
| L485M | X70M | 0.12 f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h, ina | 0.43 | |
| a Dangane da nazarin samfur, don bututu mara nauyi tare da t> 20.0 mm (0.787 in.), iyakokin CE za su kasance kamar yadda aka yarda;Ana amfani da iyakokin CEllw idan C> 0.12 %, kuma iyakokin CEpcm suna aiki idan C≤0.12 %. b Ga kowane raguwa na 0.01 % ƙasa da ƙayyadaddun matsakaici don C, haɓakar 0.05 % sama da ƙayyadaddun matsakaici don Mn wanda ba ya halatta, har zuwa matsakaicin 1.65 % don maki≥L245 ko B, amma ≤L360 ko X52;har zuwa matsakaicin 1.75% don maki> L360 ko X52, ammaL555 ya da X80. c Sai dai in an yarda, Nb+V≤0.06 %. d Nb+V+Ti≤0.15%. e Sai dai in an yarda da haka,Cu≤0.50 %;Ni≤0.30 %;Cr≤0.30% da Mo≤0.15 %. f Sai dai in an yarda. g Sai dai in an yarda, Nb+V+Ti≤0.15 %. h Sai dai in an yarda da haka,Cu≤0.50%;Ni≤0.50%;Cr≤0.50% da Mo≤0.50%. i Sai dai in an yarda da haka,Cu≤0.50%;Ni≤1.00%;Cr≤0.50%da Mo≤0.50% j B≤0.004 %. k Sai dai in an amince da haka,Cu≤0.50 %;Ni≤1.00 %;Cr≤0.55 %da Mo≤0.80 %. l Ga makin bututun PSL 2 ban da maki wanda bayanin sawun j) ya rigaya ya fara aiki, ana aiwatar da waɗannan abubuwan: sai dai idan an yarda da ƙari na B≤0.001% ba da gangan ba kuma ragowar B≤0.001 %. | ||||||||||||
Haɗin Kemikal don Yanayin Sabis Mai tsami API 5L X70 PSL2
Yanayin sabis na tsami yana nufin amfani da bututun mai a cikin mahallin da ke dauke da hydrogen sulfide (H₂S), wanda zai iya haifar da lalatawar lalatawar hydrogen sulfide (HIC) da sulfide stress corrosion crack (SSCC).
Daidaita abubuwan sinadaran: A ƙarƙashin waɗannan yanayi, dole ne a daidaita tsarin sinadaran bututun ƙarfe da kyau don inganta juriyar lalata su.Yawancin lokaci, wannan ya haɗa da rage abubuwan da ke cikin carbon na kayan da ƙara abubuwa masu haɗakarwa kamar su molybdenum (Mo) da nickel (Ni), wanda ke ƙara haɓakar lalata da taurin kayan.
| Tebura H.1-Hanyoyin Kemikal don Bututu tare da t≤25.0 mm (0.984 in.) | |||||||||||
| Karfe daraja | Juzu'i mai yawa Dangane da Zafafa da Nazarin Samfur% max | Carbon Daidaia % max | |||||||||
| C b | Si | Mn b | P | S | V | Nb | Ti | Sauranc,d | CEllw | CEpcm | |
| SMLS da Welded Pipe | |||||||||||
| L485QS ya da X70QS | 0.16 | 0.45 | 1.65 | 0.020 | 0.003e ku | 0.09 | 0.05 | 0.06 | g, ina,k | 0.42 | 0.22h |
| Welded Pipe | |||||||||||
| L485MS ya da X70MS | 0.10 | 0.45 | 1.60 | 0.020 | 0.002e | 0.10 | 0.08 | 0.06 | g, zan,j | - | 0.22 |
Ana iya samun cikakken bayani a cikin API 5L Karin Bayani H.
Haɗin Kemikal na API 5L X70 PSL2 don Sharuɗɗan Sabis na Ketare
Yanayin sabis na bakin teku ya ƙunshi yanayin ruwa, gami da fallasa ruwan gishiri da matsanancin yanayi.Waɗannan sharuɗɗan suna buƙatar bututu tare da babban juriya na lalata da isasshen ƙarfi don tsayayya da lalata ruwan gishiri da ƙananan tasirin zafi.
Daidaita abubuwan sinadaran: Don sabis na ketare, gami da bututu yawanci yana ƙaruwa a cikin chromium (Cr), nickel (Ni) da molybdenum (Mo) don haɓaka juriya ga lalatawar ruwan teku.Hakanan za'a iya daidaita adadin abubuwan da aka haɗa kamar vanadium (V) da niobium (Nb) don haɓaka tauri a ƙananan yanayin zafi.
| Tebur J.1-Hanyoyin Kemikal don Bututu tare da t≤25.0 mm (0.984 in.) | ||||||||||||
| Karfe daraja | Juzu'i mai yawa Dangane da Zafafa da Nazarin Samfur max % | Carbon Daidai max % | ||||||||||
| C b | Si | Mn b | P | S | V | Nb | Ti | Sauranc | CElw | CEPCm | ||
| SMLS da Welded Pipe | ||||||||||||
| L485QO | X70QO | 0.17 | 0.45 | 1.75 | 0.020 | 0.010 | 0.10 | 0.05 | 0.06 | e,h | 0.42 | 0.23g |
| Welded Pipe | ||||||||||||
| L485MO | X70MO | 0.12 | 0.45 | 1.75 | 0.020 | 0.010 | 0.10 | 0.08 | 0.06 | e,h | - | 0.22 |
Ana iya samun cikakken bayani a cikin API 5L Karin Bayani J.
Bugu da ƙari, sinadari na bututun ƙarfe don yanayin sabis na teku a cikin API 5L X70 PSL2 daidai yake da buƙatun bututu don aikace-aikacen da ke buƙatar ƙarfin nau'in filastik mai tsayi.Masu sha'awar suna iya duba API 5L Karin Bayani N.
Kayayyakin Injini
API 5L X70 PSL1 Kayayyakin Injini
| Table 6-Bukatun don sakamakon Sakamakon Tasun da Tenes na PSL 1 | ||||
| Bututu Grade | Jikin Bututu na Bututu maras sumul da Welded | Weld Seam na EW, LW, SAW, da bututun COW | ||
| Ƙarfin Haɓakaa Rku.5 MPa (psi) | Ƙarfin Ƙarfia Rm MPa (psi) | Tsawaitawa (a kan 50 mm ko 2 in.) Af % | Ƙarfin Ƙarfib Rm MPa (psi) | |
| min | min | min | min | |
| L485 ya da X70 | 485(70,300) | 570 (82,700) | c | 570 (82,700) |
Ana iya duba takamaiman sigogi a cikin API 5L Table 6.
API 5L X70 PSL2 kayan aikin injiniya
PSL2 bututu don aikace-aikace na musamman an daidaita su don abun da ke tattare da sinadarai, amma buƙatun kayan aikin injiniya iri ɗaya ne.
| Tebur 7-bukatun sakamakon sakamakon gwajin Tenes ga PSL 2 PIPE | |||||||
| Bututu Grade | Jikin Bututu na Bututu maras sumul da Welded | Weld Seam da HFW SAW kuma CoW Pipe | |||||
| Ƙarfin Haɓakaa Rku.5 MPa (psi) | Ƙarfin Ƙarfia Rm MPa (psi) | Raboac Rt0.5/Rm | Tsawaitawa (na 50 mm ko 2 in.) Af % | Tashin hankali Ƙarfid Rm MPa (psi) | |||
| min | max | min | max | max | min | min | |
| L485Q ya da X70Q L485M ya da X70M | 485 (70.300) | 635 (92.100) | 570 (82.700) | 760 (110.200) | 0.93 | f | 570 (82.700) |
Ana iya duba takamaiman sigogi a cikin API 5L Table 7.
Hanyoyin Gwaji
| Nau'in Gwaji | Hanyar Gwaji |
| Haɗin Sinadari | ISO 9769 ko ASTM A751 |
| Kayayyakin Injini | ISO 6892-1 ko ASTM A370 |
| Gwajin Hydrostatic | API 5L 10.2.6 |
| Jarabawa mara lalacewa | API 5L Karin Bayani E |
| Lankwasawa Gwajin | ISO 8491 ko ASTM A370 |
| Gwajin Lanƙwasa Jagora | ISO 5173 ko ASTM A370 |
| Gwajin Lalacewa | ISO 8492 ko ASTM A370 |
| Gwajin Tasirin CVN(PLS2) | ASTM A370 |
| Gwajin DWT (PSL2) | Bayani na API5L3 |
Aikace-aikace don API 5L X70
Bututun mai: ana amfani da su wajen safarar danyen mai ko kayayyakin da ake tacewa, musamman a harkar safarar dogon zango a fadin kasa ko karkashin ruwa.
Bututun iskar gas: don tarawa da rarraba iskar gas, gami da sufuri mai nisa da yanayin matsanancin matsin lamba.
Aikace-aikacen tsari: API 5L X70 bututun karfe kuma ana amfani dashi a cikin ayyuka na musamman kamar dandamali na ketare ko tsarin tallafi mai ƙarfi.
Aikace-aikacen masana'antu: Tsarin sufuri na ruwa a cikin tsire-tsire masu sinadarai, matatun mai, da sauransu.
Wuraren amfani na musamman: Juriya na lalata bututun ƙarfe na API 5L X70 ya sa ya dace don amfani da shi a wurare daban-daban na musamman, musamman a yanayin lalatawar acidic da na teku.
Kayayyakinmu masu alaƙa
API 5L GR.B X60 X65 X70 PSL1/PSL 2 LSAW Carbon Karfe Bututu
Ƙarshen Ƙarshen Bututu
Yanke bututu
Anti-lalata coatings: galvanized, fentin, 3PE, FBE, da dai sauransu.
Mu ne daya daga cikin manyan welded carbon karfe bututu da sumul karfe bututu masana'antun da kuma masu kaya daga kasar Sin, tare da fadi da kewayon high quality-bututu bututu a stock, mun himma zuwa samar muku da cikakken kewayon karfe bututu mafita.Don ƙarin cikakkun bayanai na samfur, don Allah jin daɗin tuntuɓar mu, muna sa ido don taimaka muku samun mafi kyawun zaɓin bututun ƙarfe don bukatun ku!
Tags: X70, API 5l x70, ai 5l, masu kaya, masana'antun, masana'antu, masu hannun jari, kamfanoni, wholesale, saya, farashin, zance, girma, na siyarwa, farashi.
Lokacin aikawa: Afrilu-14-2024