电动闸阀
相关型号：Z941H,Z940H,Z941H-100,Z940H-100,Z941H-64,Z940H-64,Z940H-40,Z941H-40,Z940H-25,Z941H-25,Z940H,Z941H-16,Z940H-16
主要特点及用途 Chief features and usages
1. 结构紧凑、设计合理，阀门刚性好，通道流畅，流阻系数小。
2. 密封面采用不锈钢和硬质合金，使用寿命长
3. 采用柔性石墨填料、密封可靠、操作轻便灵活
4. 驱动方式分手动、电动、气动、齿轮传功，结构型式：弹性楔式单闸板、刚性楔式单闸板和双闸板型式。
5. 广泛适用于石油化工，火力发电厂等油品、水蒸汽管路上作接通或截断管路中介质的启闭装置。
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
主要性能规范 Chief property and specification
试验压力（Test pressure）
公称压力PN（MPa） Nominal pressure | 实验压力（MPa）Test pressure | |||
壳体Shell | 密封（液）Seal | 密封（气）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 |
适用范围（Suitable scope）
壳体材料 Shell material | 适用介质 Applicable medium | 适用温度（℃） Applicable temperature |
碳素钢（C型）Carburizing steel | 水、蒸汽、油品Water,steam,oil goods | ≤425 |
硝酸类 Nitric acid | ≤200 | |
醋酸类 Acetic acid | ≤200 | |
水、蒸汽、油品Water,steam,oilgoods | ≤550 |
主要零件材料（Material for main parts）
阀体、阀盖 Body,bonnet | 阀板、阀座 Wedge disc,seat rign | 阀杆 Stem | 阀杆螺母 Yoke nut | 填料 Packing | 手轮 Hand wheel |
碳素钢 Carburizing steel | 优质碳钢+硬质合金或不锈钢 High-grade carbon steel+carbide alloy or stainleel | 铬不锈钢Cr.stainless steel | 铝青铜AI bronze | 石墨石棉盘根Graphite,asbestos coils | 可锻铸铁 Foraeable cast-iron |
铬镍钛钢 Cr.Ni.Tisteel | 不锈钢、不锈钢+硬质合金Stainless steel or +carbide alloy | 铬镍钛不锈钢Cr.Ni.Ti stainless stee | 铝青铜AI bronze | 浸聚四氟乙Dipping polyterafluo-roethylene | 可锻铸铁Foraeable cast-iron |
铬镍钼钛钢 Cr.Ni.Mo.Tisteel | 不锈钢、不锈钢+硬质合金Stainless steel or +carbide alloy | 铬镍钼钛不锈钢Cr.Ni.Mo.Ti stainless stee | 铝青铜AI bronze | 烯石棉盘根Asbestos coil | 可锻铸铁Foraeable cast-iron |
铬钼钢 Cr.Mo streel | 合金钢+硬质合金Alloy steel+carbide alloy | 铬钼铝钢Cr.Mo.Ai steel | 铝青铜AI bronze | 柔性石墨Flexibie graphite | 可锻铸铁Foraeable cast-iron |
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