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China wholesale Drill Pipe Safety Joint - Two-Way Shock Sub Type SJ – Gaofeng

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Two-Way Shock Sub Type SJ Model “SJ” Two-Way Shock Sub should be mounted on drill string which is near the bit. It can slow or sorbs the longitudinal bounce and peripheral torque impact of drill bit (drill string) simultaneously. It should realize the best fitting of drill pressure and rotation rate as to reduce the drill cost and improve the drilling efficiency. It can be used for the drill-in or coring of hard layer, gravel layer and soft-hard interlayer. Specifications  Model  O.D. mm...


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China wholesale Drill Pipe Safety Joint - Two-Way Shock Sub Type SJ – Gaofeng Detail:

Two-Way Shock Sub Type SJ

Model “SJ” Two-Way Shock Sub should be mounted on drill string which is near the bit. It can slow or sorbs the longitudinal bounce and peripheral torque impact of drill bit (drill string) simultaneously. It should realize the best fitting of drill pressure and rotation rate as to reduce the drill cost and improve the drilling efficiency. It can be used for the drill-in or coring of hard layer, gravel layer and soft-hard interlayer.

Specifications

 Model  O.D.

mm(in)

 I.D.

mm(in)

 Connection   Max working Load kN(lbf) Max working Torgue kN·m(lbf·ft) Max.Drill preessure  kN(lbf)  Max. working stroke

mm(in)

 Rigidity

kN/cm

 Length mm(in)
SJ121 121(4-3/4) 38.1(1-1 /2) NC38 1000(224800) 10(7300) 300(67000) 100(3-15/16) 3.0~5.0 4208(165-5/8)
SJ159 159(6- 1/ 4) 48(1-7/8) NC46 1500(337200) 15(11000) 350(78600) 120(4-3 /4) 5494(216-1/4)
SJ165 165(6-1/2) 48(1-7/8) NC46 1500(337200) 15(11000) 350(78600) 120(4-3/4) 5494(216-1/4)
SJ178 178(7) 57.2(2-1/4) NC50 1500(337000) 15(11000) 350(78600) 120(4-3/4) 5735(225-3/4)
SJ203 203(8) 65(2-1/2) 6 5/8REG 2000(449000) 20(14000) 450(101000) 120(4-3/4) 6080(239-3/8)
SJ229 229(9) 71.4(2-3/4) 7 5/8REG 2000(449000) 20(14000) 540(121000) 140(5-1/2) 6080(239-3/8)
SJ254 254(10) 71.4(2-3/4) 8 5/8REG 2500(562000) 25(18000) 600(134000) 120(4-3/4)
6400(251-15/16)
SJ279 279(11) 76.2(3) 8 5/8REG 3000(674000) 30(22000) 600(134000) 160(6-1/4)
5580(219-11/16)

Product detail pictures:

China wholesale Drill Pipe Safety Joint -
 Two-Way Shock Sub Type SJ – Gaofeng detail pictures

China wholesale Drill Pipe Safety Joint -
 Two-Way Shock Sub Type SJ – Gaofeng detail pictures

China wholesale Drill Pipe Safety Joint -
 Two-Way Shock Sub Type SJ – Gaofeng detail pictures

China wholesale Drill Pipe Safety Joint -
 Two-Way Shock Sub Type SJ – Gaofeng detail pictures


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Our enterprise since its inception, often regards solution excellent as enterprise life, continually strengthen output technology, enhance product high quality and continually strengthen organization total high-quality administration, in strict accordance using the national standard ISO 9001:2000 for China wholesale Drill Pipe Safety Joint - Two-Way Shock Sub Type SJ – Gaofeng , The product will supply to all over the world, such as: Luxemburg , Hamburg , Ethiopia , The development of our company not only needs the guarantee of quality, reasonable price and perfect service, but also relies on our customer's trust and support! In the future, we will continue with the most professional and high quality service to provide the most competitive price, Together with our customers and achieve win-win! Welcome to inquiry and consult!
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    5 Stars By Ella from Netherlands - 2015.10.09 19:07
    We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
    5 Stars By Odelette from Grenada - 2016.04.28 15:45
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