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止回閥 Check valve

按產品分類分:刀閘閥球閥閘門閘閥截止閥蝶閥止回閥眼鏡閥其他

按產品用途分:化工水處理煤電廠食品造紙石油展區

鍛鋼立式升降止回閥
  • 鍛鋼立式升降止回閥

產品名稱:鍛鋼立式升降止回閥

◆產品用途
鍛鋼立式升降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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