?!DOCTYPE html> 重庆钢质防火门批?重庆郎亚建材有限公司
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              Ƣ迎讉K重庆郎亚建材有限公司Q?/div>
              185-8041-8806(冉老师) 186-8088-8953(袁老师)
              重庆钢质防火门批?/strong>

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              首先Q?a target="_blank">木质防火?/a>在安装时Q门框尺寸应于z口20mmQ门框下脚埋入地面下20mm。门框应与墙体固定牢固,垂直通角。立樘,撑樘应严加注意^直同角,避免刨锯。门框两侧固定点不少?个,间距不要大于800mm?/span>


              其次Q钢刉火门在安装过E中Q考虑到门框的弯曲变Şq个问题Q要在门框宽度方向用木枋支撑hQ门框下脚埋入地面下20mmQ再门框与墙体上的预埋件焊接。然后在门框上角的墙上开z,灌注水惔、砂、膨胀珍珠?1:2:5)的؜凝土Q等混凝土凝固后可以用?/span>

              相关标签Q?
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