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Brand Name: JTHL Kelly bar
material: 27SiMn/35CrMo High quality alloy seamless steel pile
Condition: new
Warranty: one year
Color: customized service
Place of Origin: China (Mainland)
Apply: Bauer Soilmec IMT Mait SANY XCMG CSR TEG
OD: 299mm to 630 mm
Depth: 20m to 120m
Type: Manufacturer
Certification: ISO9001-2008
Technology: Patented technology

Specifications

Kelly bar Is the key part of a drilling machine, 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 can produce first-class kelly bar which can be compared favorably with the imported ones.
Interlocking Kelly bars Are used with piling rigs for drilling in dense sand and gravel and weak to strong rock. the Interlocking Kelly bars manufactured by JTHL can be fully locked by mechanical locking system on each section. Kelly bars can be equipped with specially designed springs or pressure plates for shock absorbing purpose.
Friction Kelly bars are used with piling rigs for drilling in silt, clay and less dense sand and gravel. the Friction Kelly bars manufactured by JTHL are un-lockable with drive keys on each section. Kelly bars can be equipped with specially designed springs or pressure plates for shock absorbing purpose. Please see below chart of some of our standard productions for Friction kelly bars
Rotary drilling rig matched Interlocking Kelly bar Friction kelly bar rotary drilling kelly bar

JTHL was founded in 2003 year which specialized in producing Kelly bar & Spare parts & Used drilling rig. It's located in Beijing that the capital of China, meanwhile the branch factory located in the Shandong province, China.

Till now JTHL have granted 35 Patents in Kelly bar design & producing technology field. Especially the Combined lock type Kelly bar which combined the Bauer normal lock type and the changed IMT lock type( patent No. ZL 2012 2 0161611.0). It's successfully applied to the complicted strong rock soil layer which get high praise from domestic and overseas.

Expect the standard dimension Kelly bar for Bauer, Soilmec, Mait, IMT, Casagrande, Liebherr, Sany, XCMG, Zoomlion, CSR/TEG, Sunward, Lovol, Foton, CMV, Jintai, etc., We factory also accept producing kelly bar as customers special dimension or drawing.

JTHL highly focuses on international cooperation and communication. Till now, our products have been exported to many countries and regions such as Germany, Singapore, Greece, Russia, Turkey, the Middle East and South America, UK, Brazil, Vietnam, Myanmar, Indonesia, Malaysia, Pakistan etc.

We sincerely welcome to start win-win  long cooperation with your esteemed company!  Meanwhile, Any professional agent or distributor is warmly welcomed!Rotary drilling rig matched Interlocking Kelly bar Friction kelly bar rotary drilling kelly bar