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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
 

上海精工閥門廠

企業會員第14年
資料未認證
保證金未繳納
詳細說明

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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