Yuav ntev npaum li cas iav railing ncua?

Editor: Saib Mate Tag nrho cov iav Railing

• Cov Kev Cai dav dav ntawm Daim Ntawv Thov ntawm Civil Building Codes(GB 55031 - 2022): Nws tau teev tseg tias lub iav railing ntawm qhov tshaj - dai ib feem ntawm lub sam thiaj, sab nrauv txoj kev, sab hauv tsev, atrium, sab hauv patio, lub ru tsev siv tau thiab ntaiv yuav tsum tau txais cov iav laminated. Thaum qhov qis tshaj ntawm lub iav railing tsis ntau tshaj 5m los ntawm qhov siab hauv pem teb ntawm ib sab, lub nominal thickness ntawm lub toughened laminated iav yuav tsum tsis txhob tsawg tshaj li 16.76 hli.
• Technical Specification rau Daim Ntawv Thov Tsev iav(JGJ 113 - 2015): Rau sab hauv tsev railing iav, thaum qhov qis tshaj ntawm lub iav railing yog tsawg dua 3m los ntawm hauv pem teb qhov siab ntawm ib sab, toughened iav nrog lub nominal thickness tsis tsawg tshaj li 12 hli los yog toughened laminated iav nrog ib tug nominal thickness tsis tsawg tshaj li 16.76 hli. Thaum qhov siab ntawm 3m thiab 5m, toughened laminated iav nrog nominal thickness tsis tsawg tshaj li 16.76mm yuav tsum tau siv.

• Technical Standard for Building Protection Railings(JGJ / T 470 - 2019): Nws tau teev tseg tias iav siv rau kev tiv thaiv lub tsev railings yuav tsum yog laminated iav, thiab yuav tsum tau edged thiab chamfered. Lub ntug - sib tsoo yuav tsum zoo - sib tsoo, thiab lub chamfer dav yuav tsum tsis txhob tsawg tshaj li 1 hli. Cov qauv no, ua ke nrog JGJ 113, txwv tsis pub cov khoom siv thiab kev siv tshuab ntawm iav, uas tseem cuam tshuam rau kev nyab xeeb ntawm kev siv iav railing spans.
• Code rau kev tsim cov qauv tsev(GB 50009): Nws teev cov kab rov tav load rau saum lub railing. Lub load ua haujlwm ntawm tes tuav hauv nruab nrab ntawm ob kab. Qhov siab tshaj plaws tus nqi ntawm tus neeg saib xyuas yuav tsum tsis txhob siab tshaj 30 hli, tus txheeb ze deflection ntawm tes yuav tsum tsis txhob siab tshaj L / 250, thiab qhov seem deflection ntawm tes yuav tsum tsis txhob ntau tshaj L / 1000 1 feeb tom qab unloading, thiab yuav tsum tsis muaj looseness los yog poob - tawm. Qhov no muaj kev txwv tsis pub cuam tshuam rau qhov ncua ntawm lub iav railing. Qhov loj dua qhov ntev, qhov ntau dua qhov deflection ntawm iav railing nyob rau hauv qhov kev txiav txim ntawm lub load, thiab nws yuav tsum tau raws li cov saum toj no - hais tias yuav tsum tau.

Tsis tas li ntawd, qee cov qauv hauv zos thiab kev lag luam - cov kev qhia tshwj xeeb kuj tseem yuav muaj cov kev cai ntxaws ntxiv ntawm qhov ntev ntawm cov iav railings. Thaum tsim, tsim thiab lees txais cov iav railings, cov kev cai tsim nyog yuav tsum tau ua nruj me ntsis kom ntseeg tau tias muaj kev nyab xeeb.

Xav paub ntau ntxiv? Nyem no hu rau kuv:Saib Mate Tag nrho Cov iav Railing