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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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廠區循環水用螺旋鋼管

廠區循環水用螺旋鋼管

廠區循環水用螺旋鋼管行業作為水利建設的基礎行業，必將成為最大的受益者。城市排水用螺旋焊接鋼管采用焊縫間隙控制裝置來保證焊縫間隙滿足焊接要求，管徑，錯邊量和焊縫間隙都得...

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