德国汉威HANWEI品牌:进口自力式调节阀。由控制阀门、执行器和一个设定压力的弹簧等组成。适用于非腐蚀性的液体、气体和蒸汽,在系统管道中起阀后压力的控制作用。当阀前压力升高时,控制阀开启。
阀内件特点;
阀内件特点: 套筒导向 平衡内件
阀体类型: 直通式
阀盖形式: 标准型
流量特性: 快开
口径范围: DN15-300(1/2”-12”)
压力等级: PN1.6、4.0Mpa(ANSI 150、300LB)
泄漏等级: ASME B16.104 Ⅴ(软密封)
ASME B16.104 Ⅳ(硬密封)
管道连接方式: 法兰式
设定值偏差: ±8%
适用温度范围: -30° ~ 250°
执行机构类型: 薄膜式执行机构(自力式)
活塞式执行机构(自力式)
self-operated before-valve pressure regulator is composed of the control valve, actuator and a spring used for pressure setting. It is suitable for controlling before-valve pressure in the pipes of non-corrosive liquids, gases and vapors. When the before-valve pressure rises, the control valve is opened.
Trim features;
Trim features: cage guided, balanced trim
Body type: straight-through type
Bonnet type: standard type
Flow characteristic: quick open
Size: DN15-300(1/2”-12”)
Pressure class: PN1.6、4.0Mpa(ANSI 150、300LB)
Leakage class: ASME B16.104 Ⅴ(soft seal)
ASME B16.104 Ⅳ(hard seal)
Pipe connection type: flange type
Set value error: ±8%
Applicable temperature range: -30C° ~ 250C°
Actuator type: diaphragm actuator(self-operated)
piston actuator(self-operated)