Ntev npaum li cas steel kuv beam span?
Ntev npaum li cas steel kuv beam span?

Video: Ntev npaum li cas steel kuv beam span?

Video: Ntev npaum li cas steel kuv beam span?
Video: High Voltage - Leej Muam Koj Hlub Kuv Npaum Li Cas 2024, Kaum ib hlis
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Tshaj nyob rau hauv ntau tshaj 20 m tau ua tiav (rau lub hom phiaj ntawm kab lus no lub ntsiab lus ntawm ncua ntev yog muab raws li ib yam dab tsi ntau tshaj 12 m). Feem ntau ntev spans ua rau hloov tau yooj yim, kab-dawb sab hauv qhov chaw, txo cov nqi tsim khoom, thiab txo hlau lub sij hawm erection.

Ntawm no, nyob deb npaum li cas tuaj yeem ua rau lub teeb ci tsis muaj kev txhawb nqa?

Thaum twg txhawb nqa joists tias ncua 12 ko taw tsis muaj overhang tshaj qhov nqaj , ib ob ply beam tau span hauv taw tus nqi sib npaug rau nws qhov tob hauv ntiv tes. Ib ob 2 x 12 beam tau span 12 ko taw; ib (2) x 10 tuaj yeem ncua 10 ko taw thiab lwm yam.

Tsis tas li ntawd, kuv yuav tsum tau 20 feet ntev npaum li cas? Re: 20 ko taw clearspan nqaj size Qhov ntawd, koj xav tau ib yam dab tsi zoo li 12-16 "GLULAM lossis LVL rau ncua tus 20 ' thiab siv tau yooj yim 2x8-10 qhov ntev lumber 16 "OC li hauv pem teb joists.

Yog li ntawd, koj yuav ua li cas loj steel kuv beam?

Ntsuas qhov kev ncua deb hauv inches uas koj xav tau steel nqaj kom puv. Sau daim duab no rau ntawm ib daim ntawv raws li koj qhov meej meej rau qhov nqaj . Ntsuas qhov ntev hauv inches ntawm hauv pem teb joist uas kuv- nqaj yuav tsum txhawb. Faib tus lej ntawd los ntawm ob.

Lub steel kuv beam nqi npaum li cas?

Steel I-Beam nqi Koj tuaj yeem nrhiav tau ib hlau I-beam los ntawm koj lub zos hlau tus neeg muag khoom. Yog tias koj xav tau ib qho ntev ntawm kuv- nqaj tej zaum koj yuav muaj peev xwm kom lawv txiav koj 6 'los yog 8' ntev los ntawm ib qho seem uas lawv tau tso tseg los ntawm kev xa khoom loj. Qhov no yuav nqi nyob qhov twg los ntawm $. 90 rau $1.25 ib phaus.

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