Video: Koj khoov EMT li cas?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Khoov qhov deb khoov siv lub tshuab hluav taws xob.
Muab cov kav dej tso rau hauv pem teb. Teem tus xub ntawm koj lub bender nrog lub cim nyob deb tshaj plaws ntawm qhov kawg koj ntsuas los ntawm. (Qhov no yog thawj lub cim uas koj tau ua.) Muab lub bender rau hauv cov kav dej, thiab siv cov ko taw khov kho rau khoov lub cev.
Hauv qhov no, EMT khoov ntsuas li cas?
Ntsuas los ntawm qhov kawg ntawm cov kav dej thiab ua ib qho cim ntawm 7 ntiv tes los qhia qhov pib ntawm qhov khoov . Xaub qhov kawg ntawm cov kav dej mus rau hauv bender yog li ntawd lub 7-nti cim yog ua raws li tus xub. Qhov no 7 ntiv tes, ntxiv rau "Stubs 5 rau xub" yuav muab rau koj tag nrho kab rov tav khiav ntawm 12 ntiv tes, suav nrog khoov.
Ib yam li ntawd, 3/4 EMT hnyav li cas? EMT Qhov hnyav thiab Qhov Loj
| Tus Lag Luam Loj Loj | Nominal Wt. rau 100 Ft. (30.5 m) | |
|---|---|---|
| 1/2 | 16 | 30 |
| 3/4 | 21 | 46 |
| 1 | 27 | 67 |
Tsuas yog li ntawd, puas yog EMT txuas xeb?
Raug EMT Hom tub yuav tawm tsam xeb rau ob peb xyoos. Txawm li cas los xij, nws yog inevitable tias nws yuav xeb . Ntawm qhov tod tes, muaj qee lub sijhawm thaum cov kav dej muaj xeb nyob rau ntawm qhov chaw ntawm nws qhov chaw tau nthuav tawm cov ntsiab lus sab nraum zoov rau ib lossis ob lub caij.
Dab tsi yog 1/2 nti EMT coj?
# 1 - Ntsuas ntev npaum li cas koj xav tau lub pob tw nce ntev. Rau qhov piv txwv no peb yuav siv ib tug stub nce ntev ntawm 8 ntiv tes (8 ″). Siv cov lus saum toj no peb paub cov nqa rau 1/2 nti EMT yog 5inch.
Pom zoo:
Koj ua li cas peb khoov lub eeb?
Cov kauj ruam los ua peb lub eeb yog: Ntsuas qhov siab ntawm cov khoom yuav tsum tau eeb. Ntsuas qhov kev ncua deb ntawm qhov kawg ntawm lub conduit yuav tsum tau khoov mus rau qhov chaw ntawm qhov khoom mus rau lub eeb. Muab tus cim rau ntawm kab ntawm qhov nrug mus rau qhov nruab nrab ntawm qhov khoom. Ntxiv 3/16 'rau qhov kev ncua deb rau txhua nti ntawm lub eeb xav tau
Yuav ua li cas koj xam segmented khoov?
Cov mis los laij qhov ntev ntawm kev khoov yog: Tsim qhov ntev (DL) yog sib npaug rau qhov nruab nrab kab nruab nrab (R) ntawm qhov khoov lub kaum sab xis (A) ntawm lub sijhawm khoov 0.01745. Qhov ntev tsim rau 90 degree khoov nrog 40 'radius yog 90 x 40 x 0.01745 = 62.82'
Koj khoov li cas 4 taw tes eeb hauv EMT conduit?
4 Point Saddle Bends Khoov cov kav dej mus rau lub kaum sab xis uas xav tau, 22 ° hauv peb rooj plaub. Xaub txoj kab nqes nqes mus txog rau 27 lub cim nyob hauv tib qho chaw, sab xis ntawm tus ntiv taw ntawm tus khoov, tig txoj kab uas hla 180 ° kom lub khoov yuav nyob rau hauv qhov kev coj rov qab, thiab ua thib ob khoov
Yuav ua li cas koj xam qhov nce hauv conduit dabtsi yog khoov?
Yog tias koj saib ntawm cov khau khoov, nws yuav muaj lub vojvoog dabtsi yog khoov rau ntawm nws rau qhov loj me me uas koj tau khoov. Nov yog txoj hauv kev los xam qhov nce: Siv lub vojvoog khoov thiab ntxiv ib nrab ntawm OD. ntawm lub cev. Muab cov txiaj ntsig los ntawm 0.42
Yuav ua li cas koj khoov lub maus taus tso pa?
Tuav qhov kawg ntawm cov yeeb nkab thiab rub nws ntawm koj kom khoov cov yeeb nkab tiv thaiv ntoo mandrel. Tuav cov yeeb nkab rau hauv qhov chaw rau 10 mus rau 15 vib nas this kom cov yeeb nkab txias me ntsis thiab tuav nws cov duab. Tshem cov yeeb nkab ntawm koj lub jig. Rov ua dua raws li xav tau kom txog thaum cov yeeb nkab yog khoov rau koj qhov kev xav tau