Video: Ntev npaum li cas 6x10 nqaj ncua?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Thaum txhawb nqa joists uas ncua 12 ko taw tsis muaj overhang dhau ntawm kab teeb, ob chav ply beam tuaj yeem hla mus ko taw tus nqi sib npaug rau nws qhov tob hauv inches. Ob chav 2x12 beam tuaj yeem ncav cuag 12 ko taw ; a (2) 2x10 tau span 10 ko taw thiab lwm yam.
Hais txog qhov no, yuav ua li cas deb ntawm 8x12 beam span?
20 txog 25 ko taw yog qhov hnyav ncua 8X8 yuav tsis txawm los ze.
Ib tug kuj yuav nug, dab tsi loj lumber yuav ncav cuag 20 ko taw? Max. Nyob Load 60 lbs/ft2 (2873 N/m2)
| Qhov siab tshaj plaws (ft - hauv) | ||
|---|---|---|
| Nominal Loj (nti) | Joist Spacing Center rau Center (inch) | Ntoo Qib |
| 2x12 ua | 24 | 13' - 2" |
| 2 x14 | 12 | 20' - 10" |
| 16 | 18' - 0" | |
deb npaum li cas 2x6 nqaj ncua tsis muaj kev txhawb nqa?
Hauv cov ntsiab lus dav dav, joists spaced 16 ntiv tes ntawm qhov chaw tuaj yeem ncua 1.5 npaug ntawm taw lawv qhov tob hauv ntiv tes. A 2 x8x mus txog 12 ko taw; 2x10 ua txog 15 ko taw thiab 2x12 txog 18 taw.
Kuv xav 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.
Pom zoo:
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