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id="right_content"> <h1 id="newTitle">吴江娱乐</h1> <p id="newsInfo">发布：admin<span class="newsinfoleft">更xin时间：2020/5/12 16:27:53</span></p> <div id="newsContent"> <p><p>　　不锈钢干gua件的防火墙怎么设置?</p><p>　　江苏long8不锈钢謕o酚邢薰咀芙崛缦拢裹/p><p>　　<a rel="nofollow" href="" target="_self">不锈钢干gua件</a>设计人员应正确理解防火分区概念，楼面梁ji实ti窗槛墙是shu于上下防火分区的ge断，因ci对有窗槛莏iang姆阑鸱智鴜i楼面水平xian划分并不合理，而宜yi楼面、楼面梁ji实ti窗槛莏iangnai鈟anxian进行划分确定。</p><p>　　玻璃ban块并未穿越两个防火分区，yu规范zhong的有关要qiuye并不矛dun，即shi火灾謝inッ娌Ａan块po坏，由于上dao防火封堵并未受到po坏，防火封堵reng可yi起礿ie行У膠uge作用。建议不宜采用ban块划分模式。</p><p>　　若由于建筑原因必须采用这种划分模式时，建议楼面处的玻璃采用防火玻璃，并且立柱的shen缩缝宜稍向下设置，yi错开横梁的角ma位置。</p><p>　　或者在楼面蓌i牡趛i根横梁上方加zuoyidao防火封堵，yi保证即shi楼面处的ban块po坏但由于上dao防火封堵未受po坏，reng可有效起到防火保hu作用。但这种结构从室内看由于窗台高度过高明显影响视觉效果。</p><p>　　1、采用ci种结构时，防火层通chang用1.5 mmhou的钢ban支撑内部的防火矿棉</p><p>　　在设计时，应注意钢ban不能直jieyu不锈钢干gua件玻璃jie触，yi避mian在火灾时钢ban受re膨胀ding碎玻璃。但钢banyou不能yu不锈钢干gua件玻璃距离tai大，yimian在fu压作用时(火灾时因室内温度sheng高室内压力大于室wai，ye相当于不锈钢干gua件承受到fu压作用)，钢banyu不锈钢干gua件玻璃zhi间被la脱形cheng明缝，造chengyan气上shengshi防火层起不礿ieτ械姆阑鹦ЧⅫ/p><p>　　2、防火层宜尽liang设置在梁底下缘yu吊ding齐平(或yu梁底齐平)，并设置在不锈钢干gua件横梁的下方</p><p>　　qi目的ye是为了保hu预埋件、钢角madeng尽liang不受火灾的影响(钢材在300℃~400℃时承载力会jiang低，600℃时会失去承载力，铝型材的nai火温度更低)。如果在火灾zhong预埋件ji钢角madeng受到严重影响后承载力jiang低，甚至丧失，这时，当整个不锈钢干gua件骨架脱落时，qi后果是极qi严重的。</p><p>　　3、窗槛墙上部yu不锈钢干gua件相交处宜zeng加yidao防yan封堵</p><p>　　通chang这种有窗槛莏iang牟恍飧指蒰ua件玻璃未采用防火玻璃，yi旦gai处玻璃po裂后，由于实ti墙(包括梁yubandeng)的保hu，通chang明火火焰难yi直jie蹿至上yi楼层，但火灾zhong产生的大liang有毒yan气会sui着玻璃的po裂而进入到上yi楼层。如果在窗槛莏iang纳喜縴u不锈钢干gua件的相交处再zeng加yidao防yan封堵祄u埃琧i问题基本可yide到解jue。</p><p>　　yi上jiu是江苏long8不锈钢謕o酚邢薰镜南晗缸芙幔黡uo的资讯请关注：http://www.jsdegu888.com/</p><p><br/></p></p> <ul style="width:100%; height:26px;margin-top:30px;padding-bottom: 20px;"> <li style="width:40%;line-height:26px; padding-left:1%;" class="left"> 上yi条信息： <a 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