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          蝶閥知識

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          D971X電動蝶閥規格參數,電動蝶閥零件材質說明

          D971X電動蝶閥規格參數表:
          公稱通徑 DN(mm) 50~2000
          公稱壓力 PN(MPa) 0.6 1.0 1.6
          試驗壓力 強度試驗 0.9 1.5 2.4
          密封試驗 0.66 1.1 1.76
          氣密封試驗 0.6 0.6 0.6
          適用介質 空氣、水、污水、蒸氣、煤氣、油品等
          驅動形式 手動、蝸桿蝸輪傳動、氣傳動、電傳動
          D971X電動蝶閥主要零件的材質
          零件名稱 材料
          閥體 球墨鑄鋼、鑄鋼、合金鋼、不銹鋼
          蝶板 灰鑄鐵、球墨鑄鋼、鑄鋼、不銹鋼及特殊材料
          密封圈 各種橡膠、聚四氟
          閥桿 2Cr13、不銹鋼
          填料 O型圈、柔性石墨O
          電動蝶閥

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