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              • X43W-10I鉻鉬鋼旋塞閥

                X43W-10I鉻鉬鋼旋塞閥

                X43W-10I鉻鉬鋼旋塞閥

              • X43T鑄鐵銅芯旋塞閥

                X43T鑄鐵銅芯旋塞閥

                旋塞閥的結構簡單,開關迅速,流體阻力小,角行程操作快。在事故等緊急狀態下,能快速連通或切斷管路。與閘閥、截止閥相比,操作更靈活,開關更迅速。旋塞閥是用帶通孔的塞體作為啟閉件,塞體隨閥桿轉動,以實現啟閉動作。小型無填料的旋塞閥又稱為“考克"。旋塞閥的塞體多為圓錐體(也又圓柱體),與閥體的圓錐孔面配合組成密封副。

              • X43W-10C鑄鋼旋塞閥

                X43W-10C鑄鋼旋塞閥

                旋塞閥簡介:旋塞閥的啟閉件是一個有孔的圓柱體,繞垂直于通道的軸線旋轉,從而達到啟閉通道的目的。旋塞閥主要供開啟和關閉管道和設備介質之用

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              亚洲国产成人精品不卡青青草原_欧美又大粗又爽又黄大片视频_国产一区二区不卡免费观在线_茄子香蕉视频

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