89mm bututu don hako rijiyar ruwa tare da API IF zaren
Wannan bututun hako rijiyar ruwa, gajeriyar nau'in bututun rawar rami, wani nau'in sanda ne na lebur na waje.Ana amfani da shi musamman a cikin hakowa mai jujjuyawa wanda ya ƙunshi iskar gas da ruwaye.Babban abubuwan da ke tattare da shi sun haɗa da bututu (sanda) jiki da haɗin gwiwa.
An ƙera bututunmu na ƙasan rami bisa ka'idodin API.Kuma bisa ga takamaiman buƙatu, muna kuma samar da irin wannan bututun tono DTH a cikin ƙayyadaddun Sinanci da Amurka daban-daban.
Amma ga fa'idodinsa, yana da fasali na babban rigidity, kyakkyawan damar rufewa, tsarin waje mai lebur, da ƙarancin ƙarfi da juriya lokacin juyawa.
Dangane da marufi, dam ɗin bututun rawar sojan DTH za a cika su da saiti ɗaya na firam ɗin ƙarfe, kuma dam ɗin zai sami bututun rawar soja 30 zuwa 40.
Ma'auni na Fasaha na DTH Drill Pipe (Rodin Drill na waje):
| Diamita | Tsawon | Wuraren Wuta | Zaren |
| 50-194 mm | 500-10700 mm | 40,57,65,75,83,95mm ku | F42×10 F48×10 2 3/8''API REG |
| 2 7/8''API REG 3 1/2''API REG 2 3/8''API IDAN | |||
| 3 1/2 "BECO 4" BECO 4 1/2 "BECO | |||
| 5 1/4 "BECO |
