一、进口气动套筒调节阀概述
进口气动套筒调节阀Pneumatic sleeve Control Valve,由美国威盾VTON,又称气动笼式单座调节阀,由新型的气动多弹簧薄膜执行机构和低流阻套筒阀组成,是一种高性能的单座调节阀,适用于高压差产生闪蒸和空化的场合,坚固的套筒保护阀体不受闪蒸和空化的破坏。阀门结构紧凑,流体通道呈S流线型,使其压降损失小,流量大、可调范围广,阀芯导向面积大,抗振性好。进口气动套筒调节阀Pneumatic sleeve Control Valve,由美国威盾VTON,又称气动笼式单座调节阀,由新型的气动多弹簧薄膜执行机构和低流阻套筒阀组成,是一种高性能的单座调节阀,适用于高压差产生闪蒸和空化的场合,坚固的套筒保护阀体不受闪蒸和空化的破坏。阀门结构紧凑,流体通道呈S流线型,使其压降损失小,流量大、可调范围广,阀芯导向面积大,抗振性好。
Pneumatic sleeve control valve, also known as pneumatic cage single seat control valve, is a high-performance single seat control valve composed of a new type of pneumatic multi spring diaphragm actuator and a low flow resistance sleeve valve. It is suitable for situations where high pressure difference generates flash evaporation and cavitation. The sturdy sleeve protects the valve body from damage caused by flash evaporation and cavitation. The valve structure is compact, and the fluid channel is S-shaped, which reduces pressure drop loss, has a large flow rate, a wide adjustable range, a large guiding area of the valve core, and good vibration resistance. The imported pneumatic sleeve control valve, also known as the pneumatic cage type single seat control valve, is made up of a new type of pneumatic multi spring diaphragm actuator and a low flow resistance sleeve valve. It is a high-performance single seat control valve suitable for high-pressure differential flashing and cavitation situations. The sturdy sleeve protects the valve body from damage caused by flashing and cavitation. The valve structure is compact, and the fluid channel is S-shaped, which reduces pressure drop loss, has a large flow rate, a wide adjustable range, a large guiding area of the valve core, and good vibration resistance.
二、进口气动套筒调节阀产品特点
1、采用平衡型芯、不平衡力小,允许压差大,操作稳定。
2、阀芯导向面大,可改善由涡流和冲击引起的振荡,并减少损坏。
3、比普通单双座调节阀噪声降低10bd左右。
4、结构简单,装拆维修方便。
三、进口气动套筒调节阀主要技术参数
公称通径:DN25-400 | 公称压力:0.6Mpa-6.4Mpa | |
介质温度℃:-40~230℃(常温型),散热片式230~450℃(中温型),特殊订货-100~600℃ | 阀体型式:直通单座铸造球型阀 | |
额定流量系数(KV):直线(11-1600)、等百分比(10-1440) | 连接方式:法兰、螺纹 | |
适用介质:水、油品、气体 | 法兰标准:符合JB78-59、JB79-59标准,可按JB/79.1-94、JB/79.2-94、ANSI、JIS、DIN 等标准订货生产 | |
额定行程(mm):16、25、40、60、100 | 可调比R:50:1 | |
阀体材质:碳钢、不锈钢、合金钢 | 阀座直径:20-300 | |
上阀盖形式:普通式(常温型)、热片式(中温型)、低温型 | 气源接头:M16×1.5 | |
阀芯材质:1Cr18Ni9、0Cr18Ni12Mo2Ti CF8 CF8M | 流量特性:直线、等百分比、快开 |
注:可为用户提供ANSI,JPI,JIS法兰的产品,其法兰距按用户需要确定。
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