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如何密封螺紋管件

日期:2020-09-10

通過螺紋上的無色膠帶(灰泥膠帶),這會更有效率。

如何密封螺紋管件

1.首先,將鉛油均勻地涂在螺紋的外螺紋上,然后按順時針方向均勻地纏繞麻線,然后擰緊內(nèi)線管配件和連接器(這種方法已經(jīng)使用了數(shù)十年舊方法有點(diǎn)泥濘,但非常實(shí)用)。

2.用膠帶沿順時針方向纏繞外螺紋5-7周(但此方法有時會泄漏),并且接頭的裸露部分不易生銹。

3.使用管道螺紋密封劑。當(dāng)膠與空氣接觸時,膠保持液態(tài)。當(dāng)將膠水涂在螺紋上形成一個圓并組裝并封閉時,由于缺少氧氣,金屬線在金屬離子的催化下會凝固。反應(yīng),填充整個螺紋間隙,形成了熱固性塑料具有強(qiáng)度高,耐腐蝕,耐熱性(150 ?204℃),耐老化性,和強(qiáng)的密封和鎖定性能。

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