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STJ_{Y 41}⁴⁶W-40_T^P STOP VALVE FOR OXYGEN SYSTEM

The valve is used on the pipelines as an opening and closing device for oxygen medium.

Design features :

• １．DN<=200 is to be used to the condition of normal flow of medium (the medium flow from underside of the disc),DN>=250 is provided with pressure balance, so as to decrease pressure on the stem and operating torque.The medium can bidirectional flow .According to the user’s request ,we can supply bypass valve.
• ２．The valve disc can sits on the seat ring directly with guiding device ,so as to insure the sealing performance.
• ３．The valve stem makes axial movement not rotation ,so as to abstain the friction with the valve stem and seat ring.
• ４．There are some measures for the external of the valve stem to protect the sundries such as dust or oil to be brought into the internal of the valve .
• ５．There are grounded bolt which is connected with the ground by the lead on the valve body ,so the valve will not explode by the spark of static .

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