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                          該產品是采用波紋管的密封來保證閥門閥桿填料函的零泄漏,蘇高的波紋管閥門是將波紋管焊接到閥蓋和閥桿上,當閥桿因閥門的開啟或關閉做升降動作時波紋管會隨著閥桿而拉伸或壓縮,消除閥桿常規滑動或旋轉密封可能產生的泄漏。該類閥門主要應用在石油化工當中有高危害介質泄漏危險的管線上。
                          波紋管閥門
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