进口自力式差压调节阀
德国汉威HANWEI品牌:进口自力式差压调节阀(差压升高阀开),由控制阀门、执行器和一个设定压力的弹簧组成。适用于非腐蚀性的液体、气体和蒸汽,在系统管道中起压差控制的作用,当压差升高时,控制阀开启。
控制阀参数说明:
阀内件特点: 1、内置波纹管,具有压力平衡结构,灵敏度高
2、结构紧凑,性能可靠,免于维护
3、采用标准模块化设计
4、通过组合件,可以进行多项组合控制
阀体类型: 直通式
阀盖形式: 标准型
散热型
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° ~ 350°
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 differential pressure regulator (valve opened when differential pressure rises) is composed of the control valve, actuator and a spring used for pressure setting. It is suitable for controlling differential pressure in the pipes of non-corrosive liquids, gases and vapors. When the differential pressure rises, the control valve is opened.
Parameters of control valves:
Trim features: 1、Built-in bellows provided with pressure balanced structure and high sensitivity
2、Compact structure, reliable performance, free of maintenance
3、The standard modular design is adopted
4、Various combined controls can be carried out through the assemblies
Body type: straight-through type
Bonnet type: standard type
heat dissipation 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° ~ 350C°
Actuator type: diaphragm actuator(self-operated)
piston actuator(self-operated)