球閥產品及廠家
q641f美標氣動球閥在管路中主要用來做切斷、分配和改變介質的流動方向。美標氣動球閥是近年來被廣泛采用的一種新型閥門，它具有以下優點：流體阻力小，其阻力系數與同長度的管段相等。
更新時間:2025-09-08
新然閥門廠生產的q41f軟密封球閥閥體材質為碳鋼，密封面采用聚四氟乙烯(ptfe)或對位聚苯(ppl)，適用于水、氣、油品、天然氣等；適用溫度：-196～350℃，公稱通徑：dn 15-250mm，驅動方式：手動、氣動、電動、液動等。
更新時間:2025-09-08
q41f美標縮徑球閥屬于浮動球閥，它的球體是浮動的，在介質壓力作用下，球體能產生一定的位移并緊壓在出口端的密封面上，保證出口端密封。美標縮徑浮動球閥結構簡單，密封性好，球體承受工作介質的載荷全部傳給出口密封圈，客戶選擇時要考慮密封圈材料能否經受得住球體介質的工作載荷，它的這種結構廣泛適用于中低壓球閥。
更新時間:2025-09-08
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