Oli Drilling Drill Pipes Crossover Sub
Tlhaloso:
Crossover sub e sebelisoa haholo ho hokahanya lisebelisoa tsa ho cheka tse holimo le tse tlase ho lihokelo tse fapaneng ts'ebetsong ea ho cheka.Hape, e ka sebelisoa ho sireletsa lisebelisoa tse ling tse kutung ea boro (e bitsoang saver sub) kapa ea sebelisoa ho isa moea o tsoang sefahlehong se kaholimo ho hanyane (e bitsoang bit sub).
Bolelele ba crossover subs hangata bo lekanngoa ho tloha mahetleng ho ea mahetleng.Bolelele bo tloaelehileng bo tloha ho 6" - 28" nako e telele ho ea holimo ka li-increments tsa 2 lisenthimithara tse nang le AISI 4145H, AISI 4145H Mod, AISI 4340, AISI 4140-4142 le Non-magnetic material.Lihokelo tsohle li koahetsoe ka phosphate kapa li entsoe ka koporo ho ntlafatsa ho hanyetsa ho bola.Crossover subs e tla ka mefuta e meraro ea motheo: Pin (e motona) * Lebokose (ea mosali);B Pin (e motona) * Pin (e motona);C Lebokose (ea mosali) * Lebokose (letšehali)
Tlhaloso
| Crossover sub | |||
| Tlhaloso | Karolo ea UpperConnection | Karolo e ka tlase ea Khokahano | Mofuta |
| Kelly cross-over sub | Kelly | Sebetsa phala | A kapa B |
| Eketsa phaephe cross-over sub | Sebetsa phala | Sebetsa phala | A kapa B |
| Karolo ea nakoana ea ho tšela | Sebetsa phala | Kola molaleng | A kapa B |
| Eketsa molala cross-over sub | Kola molaleng | Kola molaleng | A kapa B |
| Karolo ea "Drill bit cross-over" | Kola molaleng | Chelete ea ho cheka | A kapa B |
| Swivel cross-over sub | Swivel e tlase e tlase | Kelly | C |
| Ho tšoasa litlhapi cross-over sub | Kelly | Sebetsa phala | C |
| Sebetsa phala | Lisebelisoa tsa ho tšoasa litlhapi | C | |
| Crossover sub ea rona e ka etsoa ho latela moralo oa moreki | |||
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