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Unimate 1 Year Warranty Rotary Drilling Rig Interlocking And Friction Kelly Bar - China

price: 15000.00 Dollar US$

Rotary drilling rig kelly bar interlocking kelly bar friction kelly bar
Sections: 3, 4, 5
Material: 1st-2nd sections: Q345B;3rd-4th sections:27SiMn or 35CrMo
Application: used with piling rigs for drilling in dense sand and gravel and weak to strong rock
The features of UNIMATE kelly bar are as follows:
1-Adopt the advanced technology of 6-key design in the world and standard modular design.
2-Equipped with advanced processing facilities, processing technic and manufacturing equipments, UNIMATE kelly bar enjoys a low weight, high strength, high straightness of single bar, thinner tube, smaller inter-tube distance and good abrasion resistance.
3-The raw materials are either imported from Germany like the high abrasion resistance materials, or from Chinese top manufacturer such as the seamless steel tube with alloy. All the tubes made in China are specially made seamless alloy tube, which guarantees the accuracy of the sizes, location, physical properties and easy welding. The small-diameter tubes undergo reheat treatment, which strength is up to 800kg level. The friction kelly bar can be used under full torque.
4-All the outer keys have undergone special heat treatment.Therefore, they possess higher hardness, higher flexibility ad excellent welding properties, which provide higher abrasion resistance to the keys.


Company Contact:


  • Phone: 008615274889628

  • Address: 601 building 8 xingsha enterprise changsha hunan, Changsha, Hunan, China

  • Email: Email


Published date: May 27, 2016 -

  • Business Description: Hunan Unimate Heavy Industry Co., Ltd. (UNIMATE) is a leading full package solution provider of foundation engineering.

    UNIMATE's main products include micro drilling rigs, kelly bars, drilling buckets, augers, drilling bits, casings, etc. Taking improving the level of foundation construction technology as our mission, and by depending on a group of engineers and skilled workers with years of experience in foundation drilling engineering and construction design, our products have reached the advanced level in China in terms of technology and quality.

    UNIMATE 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.

    We sincerely hope UNIMATE can have the honor to have close and long-term cooperation with your company!

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