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Good quality Downhole Drilling Tools - Arrow Check Valve – LUQI

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"Control the quality by the details, show the power by quality". Our enterprise has strived to establish a remarkably efficient and stable team team and explored an effective excellent control system for Pneumatic Tube Clutch Manufacturers , Shaft Pin , Pneumatic Tube Clutch Perts , We have a professional team for international trade. We can solve the problem you meet. We can provide the products you want. Please feel free to contact us.
Good quality Downhole Drilling Tools - Arrow Check Valve – LUQI Detail:

Arrow check valve (drilling tool check valve) is an important tool used in drilling and workover of oil and gas.It works with the drilling tool in the well. Once the reverse flow, kick or positive circulation stops in the drilling or workover process, the arrow check valve closes rapidly under the action of the spring force of the back circulation press inside the drill tool, which truncates the internal passage of the drill tool and plays the purpose of blowout prevention inside the drill tool.

Main Technical Parameters

Model

OD mm(inch)

ID mm(inch)

MPa

Connect thread

FJ79

79(3 1/8)

25(1)

35、70、105

2 7/8HT PAC

FJ86

86(3 3/8)

25(1)

NC26

FJ111

111(4 3/8)

41.3(1 5/8)

NC31

FJ121

120.7(4 3/4)

54(2 1/8)

NC38

FJ127

127(5)

54(2 1/8)

NC38

FJ159

159(6 1/4)

70(2 3/4)

NC46

FJ165

165(6 1/2)

70(2 3/4)

NC50

FJ178

178(7)

70(2 3/4)

5 1/2FH

FJ203

203(8)

71.4(2 13/16)

6 5/8REG

FJ229

229(9)

76.2(3)

7 5/8REG

Ordering Instructions

1. Specification and dimension, connecting thread when ordering.

2. If you have any special requirements, please elaborate.


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Good quality Downhole Drilling Tools - Arrow Check Valve – LUQI detail pictures


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continue to enhance, to be certain solution top quality in line with market and buyer standard requirements. Our corporation has a excellent assurance program are actually established for Good quality Downhole Drilling Tools - Arrow Check Valve – LUQI , The product will supply to all over the world, such as: Jordan, Albania, United States, Look forward to the future, we'll focus more on the brand building and promotion . And in the process of our brand global strategic layout we welcome more and more partners join us, work together with us based on mutual benefit. Let's develop market by fully utilizing our in depth advantages and strive for building.
  • The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
    5 Stars By Camille from Naples - 2018.06.03 10:17
    Reasonable price, good attitude of consultation, finally we achieve a win-win situation,a happy cooperation!
    5 Stars By Cornelia from Ottawa - 2018.02.21 12:14
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