Ntoo Ntoo I-Joist

Cov khoom tseem ceeb:I-Joist, Wood I-Beam, LVL Joist, Engineered Joist, Ntoo Beam

Khoom siv:LVL Flange, OSB Web, Khoom Ntoo, Spruce-Pine-Fir, Plywood Web

Daim ntawv thov:Pem Teb Framing, Roof Rafter, Qhob Formwork, Shoring System, Deck Support

Kuv -Joist Installation Guide:

Nailing:

Ntsia lub I-joists rau saum thiab hauv qab daim hlau siv cov ntsia hlau tsim nyog (feem ntau yog 8d lossis 10d cov rau tes).

Txhawm rau tiv thaiv kev sib hloov thiab tswj qhov sib nrug, teeb tsa cov khoom thaiv (cross-bridging) lossis txuas txuas ntxiv ntawm txoj hlua khi rau hauv qab flanges.

Squash Blocks:Nyob rau hauv cov cheeb tsam uas ib tug load-bearing phab ntsa zaum ncaj qha saum toj no (perpendicular rau) lub I-joists hauv qab no, nruabsquash blocks(luv daim ntawm 2x ntoo los yog LVL) nruab nrab ntawm sab saum toj thiab hauv qab flanges kom hloov lub ntsug load tsis crushing lub joist.

5. Txiav qhov (Web Penetrations)

Qhov no yog qhov tshwm sim tshaj plaws ntawm - hloov kho qhov chaw. Cov cai sib txawv los ntawm cov chaw tsim khoom, tab sis cov lus qhia dav dav yog:

Qhov "Tsis muaj-Txiav" Zone:Tsis txhob txiav qhov hauv6 ntivntawm phab ntsa bearing lossis under point loads.

Qhov chaw qhov chaw:

Khaws cov qhov hauv nruab nrab 1/3 ntawm qhov kev ncua.

Khaws qhov nyob hauv nruab nrab 1/3 ntawm lub vev xaib qhov tob (nyob deb ntawm cov flanges saum thiab hauv qab).

Loj & Zoo:Round qhov muaj zog tshaj. Yog hais tias txiav ib lub square los yog rectangular qhov, cov ces kaumyuav tsumyuav tsum sib npaug los tiv thaiv kev ntxhov siab tawg.

Qhov sib nrug:Cia qhov kev ncua deb sib npaug li ob npaug ntawm qhov ntev tshaj plaws txoj kab uas hla ntawm qhov uas nyob ib sab.

Cim npe nrov: lightweight wood i-joist, Tuam Tshoj lightweight wood i-joist manufacturers, hoobkas