Covallen boltyog puag ncig. Muaj ntau ntau hom hexagon socket bolts. Nws tau muab faib ua carbon steel thiab stainless hlau raws li cov khoom siv. Hexagon socket taub hau screws, tseem hu ua ib nrab puag ncig lub taub hau hexagon socket taub hau screws. Lub countersunk hexagon bolt muaj lub taub hau tiaj tus thiab hexagon. Lwm hom tshwj xeeb ntsia liaj qhov rooj hu ua headless hexagon bolt, uas yog lub tshuab ntsia hlau, nres ntsia hlau thiab nres ntsia hlau. Lub npe nrov ntawm headless hexagon bolt, tab sis lub ntsiab lus yog tib yam. Tau kawg, muaj qee lub paj zoo li hexagonal socket screws, tab sis lawv tsis tshua siv thiab yuav tsis tshwm sim hauv khw. Hexagon socket bolts feem ntau yog siv hauv tshuab. Cov qauv siv hluav taws xob muaj cov yam ntxwv ntawm cov qauv compact, dismountable, thiab tsis yooj yim rau swb. Spanners feem ntau yog khoov 90 degrees. Ib kawg yog ntev thiab lwm kawg yog luv. Thaum siv cov ntsia hlau, tuav lawv ntawm tes. Sab ntev tuaj yeem txuag tau ntau lub zog thiab ceev cov screws zoo dua. Lub taub hau ntev muaj lub taub hau puag ncig thiab lub taub hau tiaj tus. Lub qhov ntsia hlau tuaj yeem muab tso rau hauv lub taub hau puag ncig kom yooj yim tshem tawm. Tus nqi tsim khoom ntawm sab nrauv hexagon yog qis dua li ntawm sab hauv hexagon. Lwm lub taub hau ntsia hlau yog nyias dua li lub qhov (socket) hexagon, thiab lub qhov (socket) hexagon tsis tuaj yeem siv rau qee qhov chaw. Tsis tas li ntawd, rau cov cav tov uas tsis tshua muaj nqi, tsis tshua muaj zog lub zog thiab tsis tshua muaj neeg yuav tsum tau, muaj tsawg dua hexagon socket bolts tshaj hexagon socket bolts. Koj puas paub yuav ua li cas nrog cov zawv zawg hlau ntawm hexagon bolt? Cov hauv qab no yog kev nkag siab yooj yim. Hexagonal screws thiab hexagonal screws tsis tuaj yeem raug tshem tawm. Yog tias koj xav xaub cov screws tawm, feem ntau sim peb qhov kev daws teeb meem: .
1. Sim tshem nws tawm nrog "cov ntsia hlau tsis zoo".
2. Siv lub tshuab laum me me uas me dua qhov zawv zawg hexagon ntsia liaj qhov rooj los swb lub hau. Yog tias cov ntsia hlau raug tho tawm, yuav muaj cov phab ntsa seem nyob ib puag ncig, yog li maj mam tshem nws.
3. Nws tuaj yeem kho nrog hluav taws xob hluav taws xob. Yog hais tias lub qhov (socket) lub taub hau ntsia liaj qhov rooj tsis yooj yim txav, sim lub tshuab hluav taws xob portable. Kev tshem tawm ntawm hexagon ntsia liaj qhov rooj los ntawm txoj kev saum toj no tuaj yeem ua rau cov xov hauv lub qhov ntawm qhov qub threaded qhov:.
4. Yog tias qhov kev puas tsuaj tsis loj heev, tus qauv kais dej nrog cov lus qhia tshwj xeeb tseem tuaj yeem siv tau ib txwm siv tom qab lub sijhawm.
5. Yog tias qhov kev puas tsuaj loj heev, "steel wire insert" tuaj yeem siv ntxiv rau kev kho ntawm qhov chaw uas cov phab ntsa thickness nyob ib ncig ntawm lub qhov threaded tau tso cai. Cov "steel thread insert" yog siv rau kev txij nkawm, thiab lub zog tsis cuam tshuam, txawm tias ntau dua lub zog ntawm cov xov qub. Lub hexagon ntsia liaj qhov rooj ntawm tus thawj specification yog tseem siv.