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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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水利工程大口徑輸水加強級3PE防腐鋼管

日期:2022-10-07

3PE防腐鋼管加工方式一般分纏繞式和圓模包覆式兩種。三層結構聚乙烯防腐層(3PE)綜合了熔結環氧粉末涂層和擠壓聚乙烯兩種防腐層的優良性質,將熔結環氧粉末涂層的界面特性和耐化學特性,與擠壓聚乙烯防腐層的機械保護特性等優點結合起來,從而顯著改善了各自的性能。

加強級3PE防腐鋼管

因此作為埋地管線的外防護層是非常優越的。據有關資料介紹,三層PE可使埋地管道的壽命達到50年,目前,在國際上被認為是先進的管道外防腐技術。在我國,三層PE已率先在石油天然氣系統得到應用。附有靜電的環氧粉末均勻地噴涂在3PE防腐鋼管表面上,并在規定的內膠化。

達到涂敷要求。環氧粉末噴涂系統采用青島大倉公司的設備,共使用16把,著粉率高,噴涂均勻,完全能達到標準要求的質量。環氧粉末涂敷工藝的質量控制由涂敷質檢控制區監控,質控人員根據生產技術部提供的生產工藝卡對3PE防腐鋼管加熱溫度、3PE防腐鋼管運行速度、噴數量、噴壓力。

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