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歡迎來到鹽山昱通螺旋鋼管實體生產企業！

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專業生產銷售大口徑厚壁國標螺旋鋼管，廠內加工防腐/保溫/涂塑

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HDPE保溫鋼管

HDPE保溫鋼管

聚氨酯保溫管以其性能優越、施工方便、使用壽命長等優點而備受青睞。管道由三層組成：外保護層、保溫層和防滲層。外層保護層為聚乙烯或玻璃鋼或其他材料。管道可采用直埋、跨越、...

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