IADC 637 (Code X) TCI journal sealed bearing tricone bit, ine gauge protection, yakagadzirirwa ma hard formations ane simba guru rekudzvanya rinotangira pa100-150 MPa (14,500-23,000 PSI) — mukana mukuru unoratidzwa nemhinduro dzevatengi. Iine saizi ye9 5/8” kusvika 9 7/8”, inoshandisa tungsten kuti ienderane nezvinodiwa pakuyerera kwematope mukuchera mvura, uye inoenderana nemajeti enguva dzose ane mativi matatu. Vatengi vanoti inodzivisa kupfeka zvakanaka uye kutenderera kwematope kwakasimba, zvichiita kuti ishande zvakanaka muma hard formations. Panguva imwe chete, dhizaini yekudzivirira bearing ne gauge yakavharwa inowedzera hupenyu hwayo hwebasa, ichivandudza kushanda zvakanaka kwekuchera uye mutengo unodhura.
kushanda nesimba.
Nguva yekutumira: Ndira-19-2026