更新時間:2023-02-08
耐高(gao)溫節(jie)能聚(ju)(ju)氨(an)酯直埋(mai)(mai)式(shi)保(bao)溫管(guan)(guan)(guan):保(bao)溫管(guan)(guan)(guan)是由外護鋼(gang)管(guan)(guan)(guan)加鋼(gang)管(guan)(guan)(guan)防腐、聚(ju)(ju)氨(an)酯泡沫保(bao)溫層及內工作鋼(gang)管(guan)(guan)(guan)組合而成;直埋(mai)(mai)式(shi)預(yu)制保(bao)溫管(guan)(guan)(guan)價格可面議(yi)。
有(you)機保溫(wen)層:用有(you)機絕(jue)熱材料制成的保溫(wen)層。采用聚氨酯硬質泡沫塑料,密度55-65kg/m3、抗(kang)壓強度≥0.2MPa、常溫(wen)導(dao)熱系數≤0.027w/(m·k)、吸水率≤3%、適用溫(wen)度≤140℃。河北(bei)*
耐高溫節能聚氨酯直埋式保溫管
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