Tlhahiso ea Phaephe e Khutšoanyane ea China
Tlhaloso:
Hardbanding: Manonyeletso a sesebelisoa 'me ka linako tse ling' mele oa phala e khutšoanyane ea ho phunya o ka tlamisoa ka thata bakeng sa ho hanyetsa ho eketseha ha ho senyeha le ho senyeha.
Qetello ea Likhokahano: Lihokelo tsa ho qetela hangata ke likhokahano tsa API tse lumellang phala hore e kopane le likarolo tse ling tsa khoele ea ho cheka.
Kereiti: Mophato oa phaephe e khuts'oane ea ho phunya e bolela matla le ho tšoarella ha phala.Hangata kereiti e khethoa ke matla a tlhahiso ea thepa.
Tlhaloso:
Pipe e khuts'oane ea ho cheka ke sesebelisoa sa ho lokisa bolelele ba nako ea sesebelisoa sa ho phunya ho fihlela sepheo se itseng sa botekgeniki nakong ea ho phunya.Ho ea ka sebōpeho sa lehetla, e arotsoe ka sebopeho sa mahetla se thellang le sebopeho sa mahetla se otlolohileng.
Lihlahisoa tse khutšoane tsa liphaephe tsa ho cheka li sebelisoa haholo molemong oa basebelisi ba olifield ka litšiea tsa lipeipi tsa ho cheka.E entsoe ka tšepe e matla ea alloy ka mor'a phekolo ea mocheso, ts'ebetso ea mochine, le khoele e kopanetsoeng e lumellana le litlhoko tsa API.
Litlhaloso tsa Tekheniki:
| Mofuta | OD(ka) | Khokahano | Length Series(m) |
| DZ60 | 2-3/8" | NC26 | 1, 1.5, 2, 2.5, 3 |
| DZ73 | 2-7/8" | NC31 | 1, 1.5, 2, 2.5, 3 |
| DZ89 | 3 -1/2" | NC31 | 1, 1.5, 2, 2.5, 3 |
| DZ102 | 4" | NC46 | 1, 1.5, 2, 2.5, 3 |
| DZ114 | 4 -1/2" | NC50 | 1, 1.5, 2, 2.5, 3 |
| DZ127 | 5" | NC50 | 1, 1.5, 2, 2.5, 3 |
| DZ140 | 5 -1/2" | 5 -1/2FH | 1, 1.5, 2, 2.5, 3 |
