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閥門分類: 蝶閥; 法蘭式蝶閥; 閘閥; 漿液閥; 止回閥

止回閥

網站首頁 > 閥門產品 > 止回閥

H42Y、H42W 型升降立式止回閥

H42Y、H42W 型升降立式止回閥

產品名稱：H42Y、H42W 型升降立式止回閥

所屬系列：止回閥系列

型號：H42Y、H42W

適用介質：氮氫混合氣、氨液、銅氨液、堿液等

產品用途：H42Y、H42W 型升降立式止回閥正常處于關閉狀態，由于管線中進口端介質的壓力作用，而克服彈簧阻力使閥門開啟。當進口端介質壓力低于出口端時，彈簧將閥芯推向閥座而使閥門關閉，阻止介質逆流，故起止回作用。

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