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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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涂塑電力保護鋼管

涂塑電力保護鋼管

涂塑電力保護鋼管本產品以螺旋鋼管為基管，外壁涂裝重防腐型、阻燃型、耐候型、等專用性的改性粉末涂料，內壁涂裝防腐型、耐磨型、阻燃型等的改性粉末涂料。采用噴砂化學雙重前處...

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