Customized Full Interlocking Drilling Kelly Bar OD406*4*16m Drilling Rod For IMT AF180/AF220/AF240/AF270
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... is the best one of transferring pressure at present , especially for hard ground and frozen oil layer construction. In the drilling process , every continuous steps can form pressure point to reduce wear and tear of local pressurization key lines, also to...
Beijing Jietaihongli Technology Co., Ltd.
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Rotary Q345B Drilling Kelly Bar , Drill Shafts With Shock Absorbing Spring
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.... Other types can also be customized. We provide a damping system consisting od the damping spring and rubber ring in order to reduce damage to each impacted element. The IMT drilling rigs, known as the "AF" series, drill shafts from 16 to...
Hunan Kellyway Machinery Co., Ltd.
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JCR-5 Multi Locking Drilling Kelly Bar 36m Depth
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...boards. The other is 3 sets external straight with full pressure keys on it, apply for IMT rigs. This interlocking kelly bar mostly used for hard layer, like rock or stone layer etc,. Model Outer diameter (mm) Layers*Lengthof each section Drilling depth (m...
Beijing jiayou xincheng industry and trade co. LTD
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Rotary Drilling Kelly Bar Piling , Friction Kelly Bar Heat Treatment Outer Key
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... rig system to the drilling tools and its quality directly affects the performance of the whole machine. Based on the rich manufacturing experience and by absorbing the advanced technology both at home and abroad. we supply two kelly bar, interlocking and...
Kondasin International Co.,Ltd.
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Q355D Interlocking Drilling Kelly Bar For Sany / Zoomlion / Xcmg Rotary Rig
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... technology at home and abroad to make it more durable. Its quality directly affects the performance of the whole machine. Our company mainly produces two kinds of Kelly, interlocking drill pipe and friction drill pipe. The length of Kelly depends on...
Tianjin jinyiyuan Heavy Machinery Manufacturing Co., Ltd
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Key Parts Of Foundation Drilling Tools Seamless Steel Tube Drilling Kelly Bar
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Interlocking Kelly Bar Number Outer Diameter(mm) Elements Max Drilling Depth(m) Retracted Length(m) 1 254 2 or 3 10 to 30 6.45 to 11.45 2 292 2 or 3 15 to 42 9.35 to 18.20 3 ......
TYSIM PILING EQUIPMENT CO., LTD
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api square kelly,drilling kelly bar,kelly drilling tools
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Each kelly shall be conduct 4145H full length heat treatment to ensure that hardness can reach 285-341HB at 1inch from OD; impact energy more than 54J. Each product shall conduct sleeve gauge test strictly in accordance with API specification. Processing ......
Jiangsu Shuguang Huayang Drilling Tool Co., Ltd.
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Interlock Kelly Bar for rotary piling rig
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...advantage together 3. Long time use Kelly bar is the key part of a drilling machine, and its quality directly affects the performance of the whole machine. The main purpose of kelly bar is to transfer the torque of rotary drive and the crowd pressure of...
Beijing Guangying Construction Machinery Co.,Ltd
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Construction Equipment Interlocking Kelly Bar For IMT / Soilmec Rotary Drilling Rig
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...; 2. The key parts such as drive keys are used by heat treatment to improve wear resistance ; 3. With high torsional coefficient ,the compression and vibration resistance of Kelly bar is higher than...
APIE FOUNDATION EQUIPMENT (CHINA)LIMITED
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ISO Kelly Bar Tool Foundation Rotary Drilling Rig , Kelly Bar Swivel
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...Kelly Bar Tool Foundation Rotary Drilling Rig , Kelly Bar Swivel Kelly bar is a comsumable part, to improve the perforemance and prolong the service life of old kelly bars, we can supply all kinds of spare parts including Kelly swivel, Kelly Spring, Kelly Stub, Water flow block, Kelly Terminal, Kelly Strip, Kelly pipe and so on. Technical Parameter of JZTG Inter-Locking Kelly Bars Diameter (MM) Elements Length (M) Torque (KN·M) Max Drilling...
Changsha Golden Drilling Machinery Co.,Ltd
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