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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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首頁 > 鋼管百科 > 國標3PE防腐螺旋鋼管外3PE內涂環氧粉末鋼管大廠現貨

國標3PE防腐螺旋鋼管外3PE內涂環氧粉末鋼管大廠現貨

日期:2022-08-29

3pe防腐鋼管具有密封性好,長期運行可大大的節約能源,減少成本,保護環境,很強的耐腐蝕能力,施工方便快捷,使用壽命可達30-50年,它的全稱為熔結環氧/擠塑聚乙烯結構防護層,結構由以下三層組成:底層為熔結環氧(≥80μm);中間層為膠粘劑(170—250μm);面層為擠塑聚乙烯(約2mm),3PE防腐鋼管一防腐層對于埋地管道的壽命來說是至關重要的。

國標3PE防腐螺旋鋼管

同樣材質的管道,有的埋在地下幾十年不腐蝕,有的幾年就發生泄露,就是因為它們采用了不同的外防腐層,三層結構聚乙烯防腐涂層的這些優點足以使它在**得到廣泛的應用實際操作中將三種材料混合融為一體,經過加工使之與鋼管牢固結合形成優良的防腐層。

螺旋鋼管要進行水壓,彎曲,壓扁等實驗,對表面質量有一定要求,通常交貨長度為4-10。 采用改性熔結環氧粉末作為外防護層,使防腐層性能顯著提升,達到了高溫抗滲透性,耐高溫性能和抗沖擊力的要求,保留了單層熔結環氧粉末防腐層與陰極保護的相容性能,TPEP防腐鋼管外壁采用熱熔結纏繞工藝底層環氧樹脂。

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