Koj puas tuaj yeem xa cov hlua hluav taws xob?
Koj puas tuaj yeem xa cov hlua hluav taws xob?

Video: Koj puas tuaj yeem xa cov hlua hluav taws xob?

Video: Koj puas tuaj yeem xa cov hlua hluav taws xob?
Video: Huab Vwj & Celesna Lor- Qhov Tawv Tawv-Nkauj Tawm Tshiab 2024, Kaum ib hlis
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Cov kav dej muab superior kev tiv thaiv rau lub hluav taws xob thaiv koj lub tsev. Ntev khiav ntawm hluav taws xob kav dej feem ntau xav tau xov kev sib txuas rau ib lub tsev lis dej num. Txij thaum kav dej ua tsis tuaj pre- xov , koj yuav tsum tau txiav xov ntawm qhov kawg kav dej nkag a xov kev sib txuas.

Ntawm no, hom xov twg siv rau hauv cov kav dej hluav taws xob?

Muaj ob hom ntawm American standard pipe xov NPT thiab NPSM (National Pipe Tapered thiab National Pipe Ncaj Mechanical). NPT yuav tsum ua kom muaj kev sib khi, nruj thiab kev co tsis muaj kev sib txuas txawm tias nws yog rau cov kav dej, khaws cia kav dej kom dawb li sai tau los ntawm nag lossis tuav hauv av.

Kuj Paub, EMT conduit puas tuaj yeem threaded? Hluav taws xob hlau tubing ( EMT ), qee zaum hu ua nyias-phab ntsa, feem ntau yog siv los ntawm galvanized rigid kav dej (GRC), vim nws tsis tshua muaj nqi thiab sib dua li GRC. EMT nws tus kheej tsis yog xov , mas tau siv nrog xov fittings uas clamp rau nws.

Tsis tas li ntawd, puas yog hluav taws xob txuas xov NPT?

Yog lawm, kav dej muas los ntawm ib lub tsev khoom siv tau tapered xov . Cov qauv taper / specs yog, kuv ntseeg, luam tawm / teeb tsa los ntawm ANSI. NPT yog tus qauv rau xov xov taper. Feem ntau cev tshuab / tuag xov yog tapered.

Yuav ua li cas yog lub conduit txiav thiab threaded?

Rau xov koj kav dej siv lub ratchet & kov: Muab cov collets nyob ib ncig ntawm kav dej los tiv thaiv nws los ntawm kev puas tsuaj. Thov txiav lubricant rau kav dej pab kom huv si txiav thiab txo kev sib txhuam. Siv koj lub ratchet & kov, tig cov tuag 3-4 luv strokes nyob rau hauv lub clockwise kev taw qhia.

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