Tsev > Xov xwm > Ntsiab lus
Laum kav peb muaj
May 16, 2016

Laum yeeb nkab , yog cov hlau hollow, nyias-walled, los yog aluminium alloy piping uas yog siv los ntawm drilling rigs. Nws yog hollow drilling kua los tau pumped rau nram lub qhov taub los ntawm tus ntsis thiab mus rau lub annulus cia. Nws los txog ntau ntawm qhov ntau thiab tsawg, kev txawj, thiab phab ntsa thicknesses, tiamsis yog li ntawm 27 32 taw nyob ntev (khwv 2). Lengths ntev, tuaj mus ko taw 45, nyob ua ib ke (khwv 3). (— los ntawm Wikipedia)

Ntawm no peb muaj ib hom tho kav dej kom txaus siab tas nrho siv qhov project. Nov yog ib cov hnyav hnyav laum yeeb, API txheem laum yeeb oilwell, laum API yeeb nkab, txhuas alloy laum yeebthiab ib co lwm laum kav API. Peb kuj actualize cov khoom customized as per raws cov neeg muas zaub.

Muaj lus nug, hu rau Rejee dawb do


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