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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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昱通管道

鹽山昱通管道

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 > 深入探討螺旋鋼管的正確消磁方法

深入探討螺旋鋼管的正確消磁方法

日期:2023-05-21

在制造和使用螺旋鋼管的過程中,鋼管會受到磁場的影響,從而產生磁性。這種磁性可能會影響到管道的焊接質量和性能。因此,掌握正確的消磁方法是非常重要的。

生產工藝中的一項關鍵步驟就是消磁。這是因為在焊接過程中,如果鋼管存在剩余磁性,會導致電弧不穩定,甚至會形成焊縫的缺陷。一般來說,消磁的方法有熱消磁和交變磁場消磁兩種。

熱消磁方法是將鋼管加熱到一定的溫度,然后在冷卻的過程中,利用溫度梯度減小鋼管的剩余磁性。而交變磁場消磁則是通過在鋼管周圍形成交變磁場,使鋼管內部的磁域重新排列,以消除剩余磁性。

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