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    閥門密封副采用專利技術

    浏覽次數: 0   更新時間: 11/28/2017 3:37:00 PM 發布人:admin

    球體表面硬質合金噴焊技術,可噴钴基、鎳基、碳化鎢等,該項技術自熔性好、無裂紋、脫落等現象,噴層硬度可達HRC55~70,厚度≥1.5mm。即便在極其惡劣的工況中使用都有很強的耐腐蝕、耐磨損、耐沖刷能力,最大限度地提高了整台閥門的使用壽命。球體經我公司的專用設備—球體外圓磨削後不圓度≤0.008mm,粗糙度可達鏡面,與閥座對研後提高了球體與閥座的密封性,整台閥門的密封性能完全達到VI級洩漏。

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