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030902007 复合型风管制作安装 - 工程量清单 - 工程基础数据 - 氿上商城

docx 030902007 复合型风管制作安装

产品简介

复合型风管制作安装 1.材质:纤维增强镁质 2.形状:矩形 3.周长或直径:320*320 4.:排风管道、排烟管道、加压送风管道采用纤维增强镁质风管排烟型(整体结构燃烧性能A1级,280°C耐火时间≥180min,游离氯离子含量0,抗折荷载 1200N,无返卤,厚度18mm,应符合规范A中非金属风管的质量和卫生要求)。

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