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首頁 > 供應產品 > 內螺紋柱塞閥日本光榮美標閥門
內螺紋柱塞閥日本光榮美標閥門
單價 ￥340.00 / 個對比
銷量 暫無
發貨 廣東廣州市付款后3天內
庫存 500個起訂1個
型號 U11SM
過期 長期有效
更新 2012-06-09 17:59
 
詳細信息

柱塞閥的關閉由一個不銹鋼柱塞、上下兩只富彈性密封圈及一個金屬隔框組成，密封效果由柱塞與密封圈緊密配合來達到，柱塞插在兩只密封圈中，密封面積遠大于普通截止閥；開關柱塞閥時，柱塞在密封圈中緩慢移動，接觸面幾乎不磨損，關閉時，柱塞插入下密封圈，截斷流道；開啟時，柱塞雖然脫離下密封圈，但仍藏在上密封圈內，保持與外界隔離，不致發生泄漏
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