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Leading Manufacturer for Impression Block Rate - Throw-Type Back Pressure Valve Type HY – Gaofeng

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Throw-Type Back Pressure Valve Type HY   Model “HY” Throw-Type Back Pressure Valve is an internal preventer. When blowout is going to happen, the Kelly rod should be removed immediately and the back pressure valve assembly should be put into the I.D.  and then pumped downward to the required place. Thus, the blowout can be prevented. Specifications Product Code O.D  mm(in) Connection Pressure  grade  (Mpa) NFQ105 105(4 1/8) NC31 70、105 NFQ127 127(5) NC38 70、105 NFQ159 159(...


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Leading Manufacturer for Impression Block Rate - Throw-Type Back Pressure Valve Type HY – Gaofeng Detail:

Throw-Type Back Pressure Valve Type HY  

Model “HY” Throw-Type Back Pressure Valve is an internal preventer. When blowout is going to happen, the Kelly rod should be removed immediately and the back pressure valve assembly should be put into the I.D.  and then pumped downward to the required place. Thus, the blowout can be prevented.

Specifications

Product Code O.D  mmin Connection Pressure  grade  Mpa
NFQ105 105(4 1/8) NC31 70105
NFQ127 127(5) NC38 70105
NFQ159 159(6 1/4) NC46 70105
NFQ168 168(6 5/8) NC50 70105
NFQ178 178(7) 5 1/2FH 70105
NFQ184 184(7 1/4) 5 1/2FH 70105

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Leading Manufacturer for Impression Block Rate -
 Throw-Type Back Pressure Valve Type HY   – Gaofeng detail pictures


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Our purpose is to fulfill our clients by offering golden company, great price and premium quality for Leading Manufacturer for Impression Block Rate - Throw-Type Back Pressure Valve Type HY – Gaofeng , The product will supply to all over the world, such as: Luxemburg , New York , Kenya , We have been committed to meet all your needs and solve any technical problems you may encounter with your industrial components. Our exceptional products and vast knowledge of technology makes us the preferred choice for our customers.
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    5 Stars By Audrey from Colombia - 2015.02.04 14:13
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
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