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Good Quality Downhole Motor - Mechanical-Hydraulic Shock Sub Type DHJ – Gaofeng

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Model “DHJ” Mechanical -Hydraulic Shock Sub, which can adopt the dished spring and silicone oil, is a two-action shock sub, being able to absorb the bounce and jounce of drill tool. It has advantages of good serviceability, high load bear and long service life. It has a characteristic of changing the rigidity as to protect the bit optimally, suiting the requirement of different layer. Specifications  Model O.D.  mm(in) I.D. mm (in) Connection    Max Working Load kN(lbf)   Max working t...


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Good Quality Downhole Motor - Mechanical-Hydraulic Shock Sub Type DHJ – Gaofeng Detail:

Model “DHJ” Mechanical -Hydraulic Shock Sub, which can adopt the dished spring and silicone oil, is a two-action shock sub, being able to absorb the bounce and jounce of drill tool. It has advantages of good serviceability, high load bear and long service life. It has a characteristic of changing the rigidity as to protect the bit optimally, suiting the requirement of different layer.

Specifications

 Model O.D.  mm(in) I.D. mm (in) Connection    Max Working Load kN(lbf)   Max working torgue kN · m (lbf·ft)   Max Compression kN(lbf)  Max. Stroke  mm(in)   MPa  kN/mm (1000×lbf/in)
DHJ121 121(4-3/4) 38.1(1-1/2) NC38 1100 (247280) 10(7373) 300 (67440) 100 (3-15/16) 30 2.4~7.5(13.6~42.6)
DHJ159 159 (6-1/4) 50.8(2) NC46 2010  (451848) 15 (11059) 450 (101160) 120 (4-3/4) 2.9~7.5(16.5~42.7)
DHJ165 165 (6-1/2) 50.8(2) NC50 2010 (451848) 15 (11059) 450 (101160) 120 (4-3/4) 2.9~7.5(16.5~42.7)
DHJ178 178(7) 57.2(2-1/4)) NC50 1672 (375865) 15 (11059) 450 (101160) 120(4-3/4) 2.9~7.5(16.5~42.7)
DHJ203 203 (8) 71.4(2-13/16)   6 5/8REG 2000 (448000) 20(14746) 550 (123640) 140(5-1/2) 3.2~8(18.2~45.5)
DHJ229 229 (9) 71.4 (2-13/16) 7 5/8REG 2500 (740000) 20  (14746) 650 (146000) 140(5-1/2) 3.5~10(19.9~56.9)
DHJ241 241 (9-1/2) 71.4 (2-13/16) 7 5/8REG 4100 (921680) 25 (18433) 650 (146000) 140(5-1/2) 3.5~10(19.9~56.9)
DHJ279 279 (11) 76.2 (3) 8 5/8REG 4500 (1010000) 30(22119) 650 (146000) 140 (5-1/2) 3.5~10(19.9~56.9)

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Good Quality Downhole Motor -
 Mechanical-Hydraulic Shock Sub Type DHJ  – Gaofeng detail pictures


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"Quality 1st, Honesty as base, Sincere company and mutual profit" is our idea, in an effort to create consistently and pursue the excellence for Good Quality Downhole Motor - Mechanical-Hydraulic Shock Sub Type DHJ – Gaofeng , The product will supply to all over the world, such as: Portugal , Montpellier , Serbia , Customer's satisfaction is always our quest, creating value for customers is always our duty, a long term mutual-beneficial business relationship is what we are doing for. We are an absolutely reliable partner for you in China. Of course, other services, like consulting, can be offered too.
  • Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
    5 Stars By Hedda from Saudi Arabia - 2016.08.18 11:04
    This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!
    5 Stars By Penny from Macedonia - 2015.02.21 12:14
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