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預制保溫管件

預(yu)制直埋(mai)保(bao)(bao)溫(wen)(wen)(wen)鋼(gang)(gang)管較之傳(chuan)統的鋼(gang)(gang)管保(bao)(bao)溫(wen)(wen)(wen)方式(shi)具有(you)(you)十分突出的優點：1、預(yu)制直埋(mai)保(bao)(bao)溫(wen)(wen)(wen)鋼(gang)(gang)管不需(xu)要砌(qi)筑龐大的地(di)溝，只需(xu)將保(bao)(bao)溫(wen)(wen)(wen)管埋(mai)入(ru)地(di)下，因此大大減(jian)少(shao)(shao)了(le)工(gong)程占地(di)，有(you)(you)利于環(huan)境保(bao)(bao)護，減(jian)少(shao)(shao)土方開挖量約50%以上，減(jian)少(shao)(shao)土建砌(qi)筑和混凝土量90%。同時，保(bao)(bao)溫(wen)(wen)(wen)管施(shi)工(gong)和現(xian)場(chang)挖溝平行進(jin)行，只需(xu)現(xian)場(chang)…

耐磨管件生產