Rotary Construction Drilling Rig Piling Kelly Bar Frictional Lock 40m
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... technology composition. The Kelly bar can generate pressure force when the Kelly bar rotarying can produce peripheral force and the rotary passing down the pressure force can produce the friction force. It is simple operation, drilling depth . it is...
Beijing Jietaihongli Technology Co., Ltd.
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Piling Rig Accessory Kelly Bar Drilling Equipment Heavy Construction Equipment
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...Kelly Bar Spare Parts Piling Rig Accessories Kelly bar is the key part of a rotary rig, transfer the torque of the rotary power head and the pressure of the rotary rig system to the drilling tools and its quality affects the performance of the whole machine directly. A kelly bar......
Kondasin International Co.,Ltd.
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Soilmec Rig Interlocking Kelly Bar Foundation Bore Pile Drilling Machine
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...Rig Interlocking Kelly Bar Foundation Bore Pile Drilling Machine Changsha Golden Drilling Machinery co.,ltd is a leader in design,manufacturing and selling of Kelly bar for construction rotary drilling rigs in China & Overseas. Our JZTG brand Kelly bars may be made in friction type and interlocking type, in 3, 4, 5 or 6 elements for all types of foundation rotary drilling rig......
Changsha Golden Drilling Machinery Co.,Ltd
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Black Rotary Piling Rig Friction Kelly Bar , Rotary Drilling Rig Components 377mm
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Construction Machinery Parts Rotary Piling Rig Drilling Friction Kelly Bar For Piling Specifications Diameter (MM) Elements Length (M) Torque (KN·M) Max Drilling Depth(M) 355 3&4&5 8-12 180 54 ......
Hunan Kellyway Machinery Co., Ltd.
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27SiMn BAUER Rotary Interlocking Friction Kelly Bar Customized
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BAUER Rotary Interlocking and Friction Kelly Bar High Standard KellyBar Kelly bar are designed for the purpose of transferring torques and pressures onto a drilling tool.The kelly used must therefore be treated with as much care as the drilling rig and ......
Hebei Tuff Heavy Industry Co., Ltd.
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Rotary Drilling Rig Friction Kelly Bar For Caterpillar Hyundai Doosan Sany Sumitomo
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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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Rotary Drilling Rig Friction Kelly Bar , Pile Driving Machine Interlocking 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 3 298 3 15 to 33 7.35 to 13.35 4 305 3 or 4 12 to 36 5.75 to 10.50 5 325 3 or 4 15......
TYSIM PILING EQUIPMENT CO., LTD
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API rotary drilling square kelly bar for oil drill pipe good price for sale
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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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Q355b Interlocking Kelly Bars For Rotary Drilling Rig Equipment
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...Kelly Bar for Rotary Drilling Rig Kelly Bar: Kelly bar Interlocking kelly bar Interlocking Kelly Bar for Rotary Drilling Rig The whole set of kelly bar with light weight, high strength, high linearity of the single section, small seam between sections and good wear resistance of internal and external keys, it greatly satisfies the special requirements of rotary drilling machine. Two types kelly bar,interlocking kelly bar......
Tianjin jinyiyuan Heavy Machinery Manufacturing 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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