4-inch Pob khawm

Hais txog qhov haum haum, qhov 4-inch standard size ntawm 4-inch pob khawm tsis yog arbitrary. Hauv kev tsim cov rooj tog me me, nws zoo li yog tias nws yog tsim rau nws. Piv txwv li, rau lub rooj tub rau khoom me me, lub 4-inch pob khawm tuaj yeem txuas lub tub rau khoom thiab lub txee kom ntseeg tau tias lub tub rau khoom qhib thiab kaw kom zoo, tsis loj dhau los ua clumsy lossis me me dhau los ua tau. nws lub luag haujlwm. Rau qee lub thawv me me zoo nkauj, 4-inch pob khawm kuj tuaj yeem haum qhov tseeb, tso cai rau lub thawv npog qhib thiab kaw kom zoo nkauj, ntxiv kev nkag siab ntawm kev ua kom zoo thiab nrawm rau cov khoom me me no. Lub 4-inch pob khawm siv nws qhov loj me los piav qhia qhov yog qhov haum.

Hais txog kev ua haujlwm ruaj khov, 4-inch pob khawm ua tau zoo heev. Txawm hais tias nws yog me me, nws muaj zog stability. Nws cov qauv sab hauv yog ua tib zoo tsim thiab ua los ntawm cov khoom siv hlau zoo, uas tuaj yeem tiv taus qee qhov hnyav thiab nquag qhib thiab kaw haujlwm. Hauv kev siv cov khoom me me, txawm tias lub qhov rooj qhib thiab kaw ntau zaus, lub 4-inch pob khawm tuaj yeem ua rau lub qhov rooj ruaj khov yam tsis muaj loosening, deformation lossis sagging.

Los ntawm qhov kev xav ntawm kev tsim qauv yooj yim, 4-inch pob khawm tsim muaj peev xwm ntau dua rau qhov chaw. Vim nws qhov nruab nrab ntev ntawm 4 ntiv tes, nws muaj qhov tshwj xeeb zoo hauv qee qhov tshwj xeeb tsim rooj tog lossis qhov chaw layouts. Piv txwv li, nyob rau hauv kev tsim ntawm lub kaum sab xis zaub racks, lub 4-inch pob khawm tuaj yeem hloov kho kom haum rau qhov chaw txwv ntawm lub ces kaum, paub txog qhov hloov pauv tau yooj yim qhib thiab kaw thiab hloov kho ntawm lub qhov rooj lossis muab faib, thiab siv tag nrho. txhua nti ntawm qhov chaw los tso saib cov khoom.