Indoor Air Sanitizer,Uv Air Duct Disinfection,Uv Air Duct Sanitizer,Duct Uv Air Sanitizer ZHEJIANG LIVEWELL ENVIRONMENTAL TECHNOLOGY CO.,LTD. , https://www.livewellpure.com
2)The sealing face of gate and seat is overlaid-welding with carbide alloy for erosion and corrosion resistance;
3)The imported lip-type composite gate and seat, stem seal provide reliable sealing, safety and minimize operational torque;
4)Back seal structure of the stem allows the replacement of the packing under the working pressure;
5)Valve structure include two kinds:rising stem ad non-rising stem, with visible sign for opening and closing the valve;
6)Gate structure:Integral or split;
7)The seat is classified into floating and fixed structure;
8)Driving model: Manual, Hydraulic and gear drive;
9)Connection type: flange, thread, and coupling.
10) Product technical specifications: PSL1~PSL4 Â Â PR1~PR2
11)Technical parameters:Â
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Flange and Thread High Pressure Gate Valve for Oil Field
Product Description
1)ONO valves are designed as per API6A,6D, NACE 175;