
Libolo tsa li-valve tsa alloy le litulo tsa li-valve ke likarolo tsa bohlokoa tsa lipompo tsa liliba tsa oli tse sebelisoang libakeng tsa oli, 'me boleng ba tsona bo supa ka kotloloho bophelo ba ts'ebeletso ea lipompo. Lipompo tsa sucker rod li fanyehiloe ka har'a li-tubing ka manonyeletso a tšehetso, tse loketseng ho ntšoa ha oli lilibeng tse tebileng tsa mocheso o phahameng le liliba tse khelohileng, tse nang le kutu e ntle haholo le ho hanyetsa mocheso o phahameng.
Lintlha tsa Sehlahisoa
Libolo tsa li-valve tsa alloy le litulo tsa li-valve ke likarolo tsa bohlokoa tsa lipompo tsa liliba tsa oli tse sebelisoang libakeng tsa oli, 'me boleng ba tsona bo supa ka kotloloho bophelo ba ts'ebeletso ea lipompo. Lipompo tsa sucker rod li fanyehiloe ka har'a li-tubing ka manonyeletso a tšehetso, tse loketseng ho ntšoa ha oli lilibeng tse tebileng tsa mocheso o phahameng le liliba tse khelohileng, tse nang le kutu e ntle haholo le ho hanyetsa mocheso o phahameng. Libolo tsa alloy valve le litulo tsa li-valve li sebetsa maemong a thata a seliba joalo ka kutu, lehlabathe le lenyenyane le khase, le mocheso o phahameng, o nang le ts'ebetso e tšepahalang le ts'ebetso e tsitsitseng.
| Kereiti | C | Mong | Si | Kr | Ni | Mo | W | Fe | Co | Ho thatafala/HRC |
| Stellite 3 | 2.0–2.7 | 1.0 | 1.0 | 29-33 | 3.0 | 1.5 | 11.0–14.0 | 3.0 | Bal. | 51-55 |
| Stellite 20 | 2.2–3.0 | – | 2.0 | 30-34 | 3.0 | 1.5 | 14.0–19.0 | 3.0 | Bal. | 56-60 |
Libaka tsa Kopo
Libolo tsa li-valve tsa API tsa boholo bo felletseng, tse nang le mefuta e mengata le litulo tse entsoeng ke k'hamphani ea rona li sebelisoa haholo ho lipompo tsa molamu le lipompo tsa ho ntša oli le khase.
Melemo le Litšebeletso
Lihlahisoa li na le boleng bo tsitsitseng le ts'ebetso e ka tšeptjoang.