Qhov hnyav npaum li cas tuaj yeem txhawb nqa 2x12?
Qhov hnyav npaum li cas tuaj yeem txhawb nqa 2x12?

Video: Qhov hnyav npaum li cas tuaj yeem txhawb nqa 2x12?

Video: Qhov hnyav npaum li cas tuaj yeem txhawb nqa 2x12?
Video: Qhov Tseeb Yog Li Cas Tiag. 28/1/2022 2024, Kaum ib hlis
Anonim

Ib 2x12 tuaj yeem txhawb nqa txog 180lb ua . ib ko taw lossis txog 2, 100 lbs.

Tsuas yog li ntawd, nyob deb npaum li cas tuaj yeem 2x12 ncua yam tsis muaj kev txhawb nqa?

Thaum twg txhawb nqa joists tias ncua 12ft nrog tsis muaj overhang dhau lub beam, ib ob ply beam tuaj yeem ncua hauv taw tus nqi sib npaug rau nws qhov tob hauv ntiv tes. Ib ob 2 x12 nqaj tuaj yeem ncua 12 ko taw; ib (2) x 10 tuaj yeem ncua 10 ko taw thiab lwm yam.

Kuj Paub, qhov hnyav npaum li cas tuaj yeem txhawb nqa 2x10x10? Qhov tseeb, txhua tus 2x10 yuav txhawb nqa 1, 200 lbs.

Raws li txoj cai, qhov hnyav npaum li cas tuaj yeem tuav tau 2x8?

Kuv tau snapped ntau ntawm lawv tsis muaj ntau tshaj 50 lbs los yog li ntawd. Tab sis a 2 x8x sau 2x10 yuav ua zoo.

Qhov hnyav npaum li cas tuaj yeem txhawb nqa 1x4?

Rocket hais txog 2x4 tau tuav 18000 lbs ntawm compression. Kuj tias a 1x4 ua yuav lis ib nrab ntawm cov load ntawm 2x4. Yog li ib tug sawv txhawb vertically yuav 5 1x4s yuav lis 45000 lbs ntawm ntsug load; TXOJ CAI ntau tshaj li qhov ntim tag nrho 156 nkas loos tank yuav luj.

Pom zoo: