一、进口高灵敏度蒸汽减压阀(高精度减压阀) 产品概述
进口高灵敏度蒸汽减压阀(威盾VTON),High sensitivity steam valve reducing valve,也叫进口高精度减压阀,主要用于蒸汽管路,适用于进口压力变化大,流量变化大的蒸汽管路。通过调节调节弹簧压力设定出口压力、利用膜片传感出口压力变化,通过导阀启闭驱动活塞调节主阀节流部位过流面积的大小,实现减压稳压功能。,进口高灵敏度蒸汽减压阀(高精度减压阀)在普通减压阀加大了活塞面积,改变了节流结构,改变了密封形式,改进了导阀结构和调节弹簧形式,能更加灵敏有效的感应阀后蒸汽压力,有效的高精度的对阀后压力进行减压稳压。
进口高灵敏度蒸汽减压阀(高精度减压阀)特征:
1、提高了对出口压力变化的传感效能,提高了灵敏度,大大降低了因上游压力变化,流量变化等因素引起的压力偏差。
2、改善了流线分布,降低了噪声。
3、改进了密封面结构,延长了密封面寿命。
High sensitivity steam valve reducing valve (VTON), also known as imported high-precision pressure reducing valve, is mainly used in steam pipelines and is suitable for steam pipelines with large changes in inlet pressure and flow rate. By adjusting the spring pressure to set the outlet pressure, using the diaphragm to sense the change in outlet pressure, and driving the piston to adjust the size of the flow area at the throttle position of the main valve through the opening and closing of the pilot valve, the pressure reducing and stabilizing function is achieved., The imported high sensitivity steam pressure reducing valve (high-precision pressure reducing valve) has increased the piston area, changed the throttling structure, changed the sealing form, improved the guide valve structure and adjusting spring form in ordinary pressure reducing valves, and can more sensitively and effectively sense the steam pressure behind the valve, effectively reducing and stabilizing the pressure behind the valve with high precision.
High sensitivity steam pressure reducing valve (high-precision pressure reducing valve) features:
1. Improved sensing efficiency for outlet pressure changes, increased sensitivity, and greatly reduced pressure deviation caused by upstream pressure changes, flow rate changes, and other factors.
2. Improved streamline distribution and reduced noise.
3. Improved the sealing surface structure and extended the service life of the sealing surface.
二、进口高灵敏度蒸汽减压阀(高精度减压阀)技术参数
公称压力(Mpa):1.0-1.6 | 壳体试验压力(Mpa):1.5-2.4 | |
最高进口压力(Mpa):1.0-1.6 | 密封试验压力(Mpa):1.0-1.6 | |
出口压力范围(Mpa):0.04-1.0 | 公称通径:DN15-80mm | |
温度:0-450℃ | 最小压差(MPa):0.15 | |
控制精度误差:≤3% | 制造标准:VTON |
三、进口高灵敏度蒸汽减压阀(高精度减压阀)零部件材料
阀体:WCB、不锈钢304、316 | 阀盖:WCB、不锈钢304、316 | |
底盖:WCB、不锈钢304、316 | 阀座:2Cr13 | |
阀瓣:2Cr13 | 活塞环:对位聚苯 | |
膜片:PH15-7Mo | 缸套、活塞:铝铁青铜 | |
导阀座、导阀瓣:2Cr13 | 主阀弹簧:50CrVA |
四、进口高灵敏度蒸汽减压阀(高精度减压阀) 结构尺寸图
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