铸钢楔式闸阀

主要特点及用途 Chief featuresusages 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 steelcarbide alloyis of long duration 3.?????? Using flexible graphite fillings,reliable sealing,lightnimble operation 4.?????? Four driving ways,manually,electrically,air-ioeratinggear-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 propertyspecification 试验压力Test pressure

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