電動閘閥
相關型號：Z941H,Z940H,Z941H-100,Z940H-100,Z941H-64,Z940H-64,Z940H-40,Z941H-40,Z940H-25,Z941H-25,Z940H,Z941H-16,Z940H-16
主要特點及用途 Chief features and usages
1. 結構緊湊、設計合理，閥門剛性好，通道流暢，流阻系數小。
2. 密封面采用不銹鋼和硬質合金，使用壽命長
3. 采用柔性石墨填料、密封可靠、操作輕便靈活
4. 驅動方式分手動、電動、氣動、齒輪傳功，結構型式：彈性楔式單閘板、剛性楔式單閘板和雙閘板型式。
5. 廣泛適用于石油化工，火力發電廠等油品、水蒸汽管路上作接通或截斷管路中介質的啟閉裝置。
1. Compact structure,neasonnable design,good rigidity,smooth channel,small coefficient of flow resistance.
2. The sealing face uses stainless steel and carbide alloy and is of long duration
3. Using flexible graphite fillings,reliable sealing,light and nimble operation
4. Four driving ways,manually,electrically,air-ioerating and gear-driving,structure type,elastic wedge type with single gate board,right rigi-dwedge type with single or dual-gate board.
5. Widely used as the device of open or close to connect or cut off the medium inside of the pioeline of water,steam or oil goods in steam power plants
主要性能規范 Chief property and specification
試驗壓力（Test pressure）
公稱壓力PN（MPa） Nominal pressure | 實驗壓力（MPa）Test pressure | |||
殼體Shell | 密封（液）Seal | 密封（氣）Seal | 上密封Back seal | |
1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
6.4 | 9.6 | 7.0 | 0.6 | 7.0 |
10.0 | 15.0 | 11.0 | 0.6 | 11.0 |
16.0 | 24.0 | 18.0 | 0.6 | 18.0 |
適用范圍（Suitable scope）
殼體材料 Shell material | 適用介質 Applicable medium | 適用溫度（℃） Applicable temperature |
碳素鋼（C型）Carburizing steel | 水、蒸汽、油品Water,steam,oil goods | ≤425 |
硝酸類 Nitric acid | ≤200 | |
醋酸類 Acetic acid | ≤200 | |
水、蒸汽、油品Water,steam,oilgoods | ≤550 |
主要零件材料（Material for main parts）
閥體、閥蓋 Body,bonnet | 閥板、閥座 Wedge disc,seat rign | 閥桿 Stem | 閥桿螺母 Yoke nut | 填料 Packing | 手輪 Hand wheel |
碳素鋼 Carburizing steel | 優質碳鋼+硬質合金或不銹鋼 High-grade carbon steel+carbide alloy or stainleel | 鉻不銹鋼Cr.stainless steel | 鋁青銅AI bronze | 石墨石棉盤根Graphite,asbestos coils | 可鍛鑄鐵 Foraeable cast-iron |
鉻鎳鈦鋼 Cr.Ni.Tisteel | 不銹鋼、不銹鋼+硬質合金Stainless steel or +carbide alloy | 鉻鎳鈦不銹鋼Cr.Ni.Ti stainless stee | 鋁青銅AI bronze | 浸聚四氟乙Dipping polyterafluo-roethylene | 可鍛鑄鐵Foraeable cast-iron |
鉻鎳鉬鈦鋼 Cr.Ni.Mo.Tisteel | 不銹鋼、不銹鋼+硬質合金Stainless steel or +carbide alloy | 鉻鎳鉬鈦不銹鋼Cr.Ni.Mo.Ti stainless stee | 鋁青銅AI bronze | 烯石棉盤根Asbestos coil | 可鍛鑄鐵Foraeable cast-iron |
鉻鉬鋼 Cr.Mo streel | 合金鋼+硬質合金Alloy steel+carbide alloy | 鉻鉬鋁鋼Cr.Mo.Ai steel | 鋁青銅AI bronze | 柔性石墨Flexibie graphite | 可鍛鑄鐵Foraeable cast-iron |
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