Qhagamshelana Nathi ukuze ufumane ulwazi oluthe kratya ngobukhulu
Umbhobho we-API 5CT N80 we-Oil Casing for Petroleum Drilling I-Seamless Oilfield Steel Casing
| Udidi | Iinkcukacha |
| Imveliso | Umbhobho we-API 5CT N80 we-Oyile Casing |
| Umgangatho | I-API 5CT |
| Ibanga | N80-1 / N80-Q |
| Uhlobo Lokuvelisa | I-Welded engenamthungo / yokumelana nombane (ERW) |
| Isicelo | Isingxobo semithombo yeoyile negesi, ukubhola, ukuqinisa imingxunya yemithombo |
| Uluhlu lobungakanani | 4 1/2" – 20" (114.3 – 508 mm) |
| Ubukhulu bodonga | Inokwenziwa ngokwezifiso ngokusekelwe kwimfuno yeprojekthi |
| Ubude | R1, R2, R3 (ukuya kuthi ga kwi-12.19 m) |
| Uhlobo lomsonto | I-BTC / LTC / STC |
| Inqanaba lamandla | Ibhokisi enamandla aphezulu yokusebenza kwemithombo enzulu |
| Imeko Yomphezulu | Ioyile yokulwa nokugqwala / upende omnyama / upende (ukhetho) |
| Uvavanyo | Uvavanyo lwe-hydrostatic, i-NDT, uvavanyo olunobukhulu |
| Ukupakisha | Intsimbi ehlanganiswe neentloko zokugqibela, ipakishwe ngaphandle ekulungeleyo ulwandle |
| Isiqinisekiso | I-API 5CT, i-MTC, ukuhlolwa komntu wesithathu (ukhetho) |
| Ibanga | C (%) | Mn (%) | I-Si (%) | I-P (%) | S (%) |
| N80-1 | 0.34 – 0.45 | 1.25 – 1.50 | 0.20 – 0.35 | ≤ 0.030 | ≤ 0.030 |
| I-N80-Q | 0.34 – 0.45 | 1.25 – 1.50 | 0.20 – 0.35 | ≤ 0.030 | ≤ 0.030 |
| Ibanga | Imeko | Amandla okuKhula (i-MPa) | Amandla okuThamba (MPa) | Ukwandiswa (%) |
| N80-1 | Iqhelekile | ≥ 552 | ≥ 689 | ≥ 18 |
| I-N80-Q | Icinyiwe kwaye inomsindo | ≥ 552 | 689 – 758 | ≥ 18 |
Itshati yobungakanani betyhubhu yentsimbi engenamthungo ye-API 5CT T95
| Ububanzi obungaphandle (ngaphakathi / mm) | Ubukhulu bodonga (ngo / mm) | Ishedyuli / Uluhlu | Amagqabaza |
| 4 1/2" (114.3 mm) | 0.337" – 0.500" (8.56 – 12.7 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 5" (127.0 mm) | 0.362" – 0.500" (9.19 – 12.7 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 5 1/2" (139.7 mm) | 0.375" – 0.531" (9.53 – 13.49 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 6 5/8" (168.3 mm) | 0.432" – 0.625" (10.97 – 15.88 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 7" (177.8 mm) | 0.500" – 0.625" (12.7 – 15.88 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 8 5/8" (219.1 mm) | 0.500" – 0.750" (12.7 – 19.05 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 9 5/8" (244.5 mm) | 0.531" – 0.875" (13.49 – 22.22 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 10 3/4" (273.1 mm) | 0.594" – 0.937" (15.08 – 23.8 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 13 3/8" (339.7 mm) | 0.750" – 1.125" (19.05 – 28.58 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 16" (406.4 mm) | 0.844" – 1.250" (21.44 – 31.75 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
| 20" (508 mm) | 1.000" – 1.500" (25.4 – 38.1 mm) | I-SCH 40, I-SCH 80, XXH | Umgangatho |
Cofa iqhosha elisekunene
I-PSL1 = Inqanaba elisisiseko, ifanelekile kwimithombo yeoyile eqhelekileyo, ineemfuno zovavanyo nolawulo oluncinci kwaye ixabisa kancinci.
I-PSL2 = Inqanaba eliphezulu, esetyenziselwa imithombo yeoyile phantsi kweemeko ezinzima, kunye neemfuno ezingqongqo zokwakheka kweekhemikhali, iimpawu zoomatshini, kunye nolawulo lomgangatho.
| Uphawu | I-PSL1 | I-PSL2 |
| Ukwenziwa kweeKhemikhali | Ulawulo olusisiseko | Ulawulo oluqinileyo |
| Iipropati zoomatshini | Imveliso eqhelekileyo kunye nokuxinana | Ukuzinza okuqinileyo kunye namandla |
| Uvavanyo | Uvavanyo lwesiqhelo | Uvavanyo olongezelelweyo kunye ne-NDE |
| Ukuqinisekisa umgangatho | I-QA esisiseko | Ukulandeleka ngokupheleleyo kunye ne-QA engqongqo |
| Ixabiso | Ezantsi | Phezulu |
| Isicelo esiqhelekileyo | Imithombo eqhelekileyo | Imithombo enzulu enoxinzelelo oluphezulu, ubushushu obuphezulu |
Isishwankathelo:
Iityhubhu zentsimbi engenamthungo ze-API 5CT T95 zisetyenziswa kakhulu kwimisebenzi enzima yemithombo yeoyile negesi apho amandla aphezulu, ukuqina, kunye nokuthembeka kubalulekile.
Isingxobo seOyile:Isetyenziselwa ukuxhasa iindonga zemigodi, ukuthintela ukudilika, kunye nokuqinisekisa ukugrumba okuzinzileyo kunye nemisebenzi yemveliso.
Ibhokisi yeMithombo yeGesi:Ibonelela ngokumelana noxinzelelo oluphezulu kunye nokusebenza okuthembekileyo kokutywina kwiiprojekthi zokukhupha igesi yendalo.
Ukuqinisa iWellbore:Iqinisa isakhiwo sequla kwaye igcina ukuthembeka kwiindawo ezinzulu nezintsonkothileyo zejoloji.
Ukuzahlula kwiFomu:Ithintela ukungcoliseka kolwelo phakathi kweengqimba ezahlukeneyo ezingaphantsi komhlaba, iqinisekisa ukuveliswa okukhuselekileyo.
Ukugrumba Elunxwemeni Naselunxwemeni:Ifanelekile kwiiprojekthi zeoyile negesi ezisemhlabeni neziselwandle, inika ukuqina kwiindawo ezinzima.
Ukulungiswa kwezinto eziluhlaza
Khetha iibhilethi zentsimbi yekhabhoni ezikumgangatho ophezulu.
Qinisekisa ukwakheka kweekhemikhali njengodidi lwe-T95.
Ukufudumeza
Iibhilethi zifudunyezwa kwisithando somlilo ukuya kubushushu obufanelekileyo bokubumba (ngesiqhelo yi-1150-1250℃).
Ukubhoboza kunye nokuqengqeleka kwe-Hot Billet
Iibhilethi ezishushu ziyagqojozwa ukuze zenze imibhobho engenanto.
Emva koko iityhubhu ezingenanto ziqengqwa kwisixhobo sokugalela ityhubhu esingenamthungo ukuya kumlinganiselo ofunekayo (ububanzi bangaphandle) kunye nobukhulu bodonga.
Ubungakanani kunye nokwandiswa kobubanzi
Iityhubhu zifakwa kwisixhobo sokwandisa ububanzi ukuze kufezekiswe ukunyamezelana okuqinileyo (ububanzi bangaphandle kunye nobukhulu bodonga).
Unyango lobushushu
Ukucima kunye nokulungisa kwenziwa ukuze kufunyanwe iipropati zoomatshini ezifunekayo (amandla okuxinana, amandla okuvelisa, ubulukhuni, kunye nokuqina).
Ukulungisa nokusika
Iityhubhu zihlala ziqondile kwaye zinqunyulwe zibe nobude obuqhelekileyo (iimitha ezi-6-12) okanye ubude obuchazwe ngumthengi. Izihlanganisi ezikumgangatho ophezulu (i-NC, i-LTC, okanye imisonto eyenziwe ngokwezifiso) zinokucutshungulwa ngomatshini ukuba kuyimfuneko.
Uvavanyo Olungonakalisiyo (NDT)
Uvavanyo lwe-Ultrasonic (UT) kunye novavanyo lwe-magnetic particle (MPL) ziindlela ezisetyenziswa ukuqinisekisa ukuqina kwesakhiwo kunye nokungabi nasiphako kwemibhobho.
Ukupakishwa kunye nokuThuthwa
Emva kokuba zibotshiwe, imibhobho igqunywa ngengubo yokulwa nokugqwala kwaye ipakishwe ukuze ithuthwe (ifanelekile kwisikhongozeli okanye ekuthuthweni okukhulu).
1.Ubonelelo lweNsimbi olupheleleyo
Ukususela kwintsimbi yolwakhiwo, iipali zamaphepha, iipayipi zentsimbi, iipayipi ze-API, iikhoyili ukuya kwizisombululo zentsimbi ezenzelwe wena kuzo zonke iiprojekthi zakho zokwakha nezeshishini, sinoluhlu olubanzi lweemveliso.
2. Imigangatho yoMgangatho weHlabathi
Zonke iimveliso zenziwe ngokwemigangatho ye-ASTM, API, EN kunye ne-JIS, enokuqinisekisa umgangatho ngokuqhubekayo kwaye iyasebenza kwiiprojekthi zehlabathi.
3. Ulawulo oluzinzileyo lweSibonelelo kunye noBuchule bokuVelisa
Singaqinisekisa imveliso ezinzileyo, ukunikezelwa ngobuninzi kunye neeshedyuli zokunikezelwa kweeprojekthi ezithembekileyo ngenkxaso eqinileyo yefektri kunye neekhonkco zokubonelela ezidibeneyo.
4. Inzuzo yokubonelela ngexabiso elifanelekileyo
Sinikezela ngesisombululo sesinyithi esixabisa ixabiso ngokuthenga nokuvelisa okucwangcisiweyo, ukunceda abathengi ekunciphiseni iindleko zabo zeprojekthi iyonke.
5. Amava eMarike yaseMelika
Sinembali ende yokubonelela ngezixhobo zentsimbi kwiziseko zophuhliso, izibuko, iindawo zokugcina impahla, kunye neeprojekthi zamandla kulo lonke elaseMntla, eMbindini naseMzantsi Melika.
Iimveliso zentsimbi zipakishwa ngokwemigangatho yamazwe ngamazwe yokuthumela ngaphandle ukuqinisekisa ukhuseleko, uzinzo, kunye nokukhuselwa komphezulu ngexesha lokuthuthwa komgama omde.
Zonke izinto zibotshelelwe ngokukhuselekileyo ngeentambo zentsimbi ezomeleleyo kwaye ziqiniswe ukuthintela ukuguguleka ngexesha lokuphathwa nokuthunyelwa. Izigqubuthelo zokukhusela kunye nokusonga okungangeni manzi kuyasetyenziswa ukuthintela ukufuma, ukugqwala, kunye nomonakalo woomatshini.
Ukupakisha okuqhelekileyo kokuthunyelwa kwamanye amazwe kubandakanya izakhelo zentsimbi ezifanelekileyo elwandle okanye iipalethi zomthi, ezifanelekileyo zombini ukulayisha izikhongozeli kunye nokuthunyelwa kwenqanawa enkulu. Iphakheji nganye ibhalwe ngokucacileyo ngeenkcukacha, inqanaba, inombolo yobushushu, kunye nobukhulu ukuze ilandeleke ngokupheleleyo.
Sinikezela ngezisombululo zezothutho eziguquguqukayo ngokusekelwe kwiimfuno zeprojekthi, siqinisekisa ukulayisha okukhuselekileyo, ukuthuthwa okusebenzayo, kunye nokuhanjiswa ngexesha elifanelekileyo kwiindawo zehlabathi, ngakumbi kulo lonke elaseMelika.
1. Usetyenziso lweUmbhobho we-API 5CT N80 othwala ioyile
Ibhokisi ye-N80 isetyenziswa kakhulu kwimisebenzi yemithombo yeoyile negesi. Isebenza ekuqiniseni imigodi kunye nokudluliselwa kolwelo, ilungele imigodi enobunzulu obuphakathi enyamezela uxinzelelo oluphezulu kunye neemeko zomthwalo.
2. IiNqanaba zeNsimbi ze-N80 vs J55 / P110
I-N80 inamandla aphezulu okuvelisa (552–758 MPa) kunee-J55 eziqhelekileyo kunye nee-K55, nto leyo eyenza ukuba ifaneleke ukugrumba imingxunya enzulu. Xa ithelekiswa ne-P110 enamandla aphezulu, i-N80 inika ukuqina okungcono, inika isisombululo esingabizi kakhulu kwiiprojekthi zemingxunya enzulu.
3. Umahluko phakathi kwe-N80-1 kunye ne-N80Q
I-N80-1 yintsimbi eqhelekileyo yokusetyenziswa kwemithombo yeoyile negesi eqhelekileyo kunye nokusebenza okuzinzileyo ngokubanzi. I-N80Q isebenzisa unyango lobushushu olucinyiweyo noluthambileyo, inika ukuqina okuphuculweyo kunye nokumelana nokuwa. Ikhethwa kwiimeko ezinzima nezinzima zomngxuma ongaphantsi komhlaba.
4. Ukuhambelana kweNkonzo emuncu (Imeko ye-H₂S)
Ibhokisi ye-N80 eqhelekileyo ayifanelekanga kwinkonzo emuncu ene-hydrogen sulfide. Kwiindawo ezinobungozi eziqulethe i-H₂S, sicebisa amabakala afanelekileyo e-NACE MR0175 afana ne-L80 ukuqinisekisa ukusebenza okukhuselekileyo nokuzinzileyo.
5. Ubungakanani obufumanekayo kunye neenkcukacha
Sibonelela ngoluhlu olupheleleyo lweIipayipi zeCasing ze-API 5CTihambelana nemigangatho yePSL1 kunye nePSL2.
Ububanzi bangaphandle bekheyisi: 4 1/2" – 20"
Ububanzi bangaphandle bombhobho: 1.9" – 4 1/2"
Ubude obufumanekayo: R1, R2, R3
Iindidi zemisonto eqhelekileyo: i-BTC, i-LTC, i-STC
6. Amaxwebhu anikezelweyo oMgangatho kunye noThumelo ngaphandle
Sinikezela ngamaxwebhu apheleleyo esiqinisekiso sokususwa kwerhafu kunye nokuhlolwa kweprojekthi, kubandakanya izatifikethi zovavanyo olusemthethweni lwemill, iingxelo zovavanyo lweekhemikhali kunye noomatshini, kunye neerekhodi zovavanyo lwe-hydrostatic. Iingxelo zohlolo lomntu wesithathu ezivela kwi-SGS, BV, TUV kunye namanye amaziko agunyazisiweyo ziyafumaneka xa ziceliwe.
7. Izizathu Zokukhetha iRoyal Steel Group
Iqela leNsimbi yasebukhosiniIbonelela ngobonelelo oluzinzileyo lwebhetshi ngolawulo oluqinileyo lomgangatho we-API. Sinikezela ngamaxabiso akhuphisanayo ngqo kumzi-mveliso, ukucubungula okuguquguqukayo kuquka ukusika, ukusonta kunye nokugquma, kunye nenkxaso epheleleyo yamaxwebhu okuthumela ngaphandle. Ngamalungiselelo okuhambisa asebenzayo kwihlabathi liphela, sikhonza ngokuthembekileyo iiprojekthi zobunjineli beoyile negesi zamazwe ngamazwe.










