Ukugrunjwa kweoyile nerhasi kunye nokuthuthwa kweoyile kunye negesi, iimveliso eziphambili ziquka: i-casing, i-tubing, umbhobho wokubhobhoza, ikhola yokomba, umbhobho wokomba onzima, umbhobho osotyiweyo, umbhobho womgca, ukudityaniswa kunye nokudibanisa.
(1)Casingngumbhobho onobubanzi obukhulu osebenza njengogcino lwesakhiwo kwiindonga zeoyile nerhasi yamaqula, okanye kakuhle bore.size:OD: 4 1/2'' ~ 20'' (114.3mm ~ 508mm);WT: 0.205' ' ~ 0.635'' (5.21mm ~ 16.13mm); UBUDE: R1, R2, R3
(2)Ityhubhu:Iityhubhu ngumbhobho othutha i-oyile ekrwada nerhasi yendalo ukusuka kumaleko we-oyile nerhasi ukuya kumphezulu emva kokuba kugqityiwe ukugrunjwa.Isetyenziselwa ukumelana noxinzelelo olwenziwa ngexesha lenkqubo yemigodi.Isetyenziselwa ukuThunyelwa kweOli neGesi.
(3)Umbhobho wobhobhoza:Imibhobho yokwemba ioyile yenziwe ngentsimbi yokomba yejoloji ngokuqengqeleka okushushu okanye umzobo obandayo.IBakala: E75, X95, G105, S135.Ikakhulu isetyenziselwa ukusetyenziswa kweoli kunye negesi.
(4)Drill iiKhola:Standard :API SPEC 7-1,Steel grade:AISI 4145H,Ubukhulu:3 1/8″ — 11″,Udidi oluQhagamshelweyo:NC, IF,REG,Ubude:30 – 31 ft ± 6 ft.
Uhlobo loyilo: (1) ecacileyo; (2) kunye nekhefu le-elevator;(3) kunye nekhefu le-elevator kunye neziliphu zamandla;(4) spiral kunye noluhlu olubanzi lwemixube yodidi.
(5)Umbhobho woBonelela ubunzima obunzima:Standard:API 5DP, API SPEC 7-1，Grade:API 5DP Grade DZ50, E75, R780, X95, G105, S135
Ubukhulu: 2 3/8”, 2 7/8”, 3 1/2” 4”, 4 1/2”, 5”, 5 1/2” ukuya kuthi ga kwi-6 5/8” Uluhlu lokutyeba: 6.5mm ukuya 12.7mm, okanye cutomized,Uqhagamshelo imisonto:NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH.6 5/8FH, Ubude:R1, R2, R3
(6)Umbhobho oSlothiweyo:Standard:API 5CT,Grade:API J55, API K55, API N80, API L80, API P110,Thickness:6.88mm – 11.51mm,Sorts:API casing,Length:≤15m (nganye),Ngaphandle kweDiameter:50~200mm ,Ububanzi beSikhala:(0.10~4)mm ±0.03mm
(7)Umbhobho womgca:Ububanzi bangaphandle: 2 3/8″ - 4 1/2″ (60.3mm-114.30mm); Ukutyeba kodonga: 0. 205″- 0.635″ ; Ubude: R1(4.88mtr-7.62mtr), R2mt-7. 10.36mtr), R3(10.36mtr okanye ngaphezulu);ibakala:API5L,ASTM A106/A53
