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DRJ系列高性减压阀

DRJ系列高性减压阀--设计特点: 
本阀主要由左右阀体、U型密封圈、闸板、钢螺母、阀杆、支架、执行器等件组成。采用对夹式结构,体积小,重量轻。完全敞开的通道,可以防止介质在阀内沉积。新研制的U型封圈,可以保证阀门的良好密封性。闸板的外密封,则是通过嵌在阀体内具有弹性的密封条来实现,并可借助于螺钉,压板进行调整。流阻小,安装维修方便。最适合控制浆料,粉体等难以控制的流体。本阀采用耐腐蚀性、耐磨性优良的全不锈钢结构,小型轻巧,具有极高的性能和长寿命。
The Ex model knife gate is an uni-directional wafer valve designed for general industrial service applications. The design of the body and seat assures non-clogging shut off on suspended solids in industries such as:
·Pulp and Paper
·Wastewater freatment plants
·Food and Beverage
·Mining
·Power plants
·Chemical plants
·Bulk handling
·etc.
Sizes:DN 50 to DN 1200(larger diameters on request)
Working pressure: DN 50 to DN 250: 10 kg/cm2
DN 300 to DN 400: 6 kg/cm2
DN 450: 5 kg/cm2
DN 500 to DN 600: 4 kg/cm2
DN 700 to DN 1200 2 kg/cm2
Standard flange connection:DIN PN 10 and ANSI B 16.5 (class 150)
Note: other flange connections are available on request such as:
DIN PN 6                           DIN PN 16             DIN PN 25
BS “D”and “E”             ANSI 125
Directives: DIR 98/37/CE (MACHINES)
DIR 97/23/CE (PED) Fluid: Group 1 (b), 2 (Cat. 1, mod. A)
DIR 94/9/CE (ATEX) Group II, Cat. 3:zones 2 and 22
All valves are tested prior to shipping in accordance with the standard developed by the
Quality Control Department at ORBINOX.
CV值、流量特性曲线—CV and flow characteristic graph
·The standard pneumatic actuator (double acting on-off cylinder)
consists on:
-Aluminium jacket and covers
-Stainless steel (AISI 304) piston rod
-Nitrile coated steel piston
·Available from DN 50 to DN 1000
·Supply PRESSURE: minimum 3.5 kg/cm2-maximum 10 kg/cm2
·For valves installed in a horizontal position, we recommend
·U-tpye support plates and/or actuator support.
·Options:-Hard anodized jacket and covers
  -Over / Undersized cylinder
-Manual override
-Fail safe system (Page EX-14)
-Travel stops
·Instrumentation (on request):
  -Positioners
-Solenoid valves
-Flow regulators
-Air preparation units



 
 
  
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