What is kelly bar China?

Drill Rig Kelly Bar,Interlocking & Friction Kelly Bar China. Kelly Bar China Kelly bars are key components in the execution of boreholes with hydraulic rotary drilling rigs. They transfer the torque of the rotary drive and the crowd pressure of the crowd system concurrently to the drilling tool.

What rigs does Kelly bars work with?

Combining advanced engineering and industry expertise, we offer precise customization for any drilling rig, with proven solutions for complex geology—from hard strata to deep drilling. Our full range of Kelly Bars integrates seamlessly with leading rig brands: Bauer, Soilmec, IMT, Sany, XCMG, Casagrande, Mait.

What makes kelly bar a good choice for drilling rigs?

Complete model series and fexible design and manufacture ensure the abiity to supply Kelly bar to matched with any model of drilling rigs. ●Take use of seamless alloy tube imported from Germany Mannesmann or locally-made. Special hot-treatment enhances the material’s strength more than 850Mpa.

Do Bauer drill rigs need a kelly bar?

Since Kelly bar is an important spare part of the drill rig, and the Bauer drill rigs owners need to change an interlocking or friction kelly bar when it is out of work, but the problem is they need to buy from original manufacturer Bauer, or other supplier in Europe, and they face a trouble of long delivery time, really expensive price.

Who is KR drilling machinery manufacturer?

KR Drilling Machinery Manufacturer around 10,0000 sq.mtr are located in Hebei Province, China. KR is a professional company which specialized in producing Kelly bar, Casings, Drilling tools, Used drilling rig, Tremie pipe,Drilling rig accessories.

How does a Kelly Bar function?

The Kelly bar functions by being attached onto the drilling rig, transferring torque and downward force from the rotary drive to the piling or drilling tools. It has a telescopic structure which includes the swivel joint, lifting eye plate, crown of Kelly bar, telescopic tubes, spring, and Kelly bar end.