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Interlocking Kelly bar

$25,000.00

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 KR 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.

Materials & Technology

1st-2nd pipe Materials: 27SiMn or 35CrMo undergone quenched-tempered heat treatment;

3rd-5th pipe Materials: Q345B undergone quenched-tempered heat treatment;

Kelly drive stub Materials: Soid forging with HRC305-335 and tensile strength 1050 Mpa;

External pressure key: 35CrMoTi;

Kelly spring Materials:60Si2Mn.

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KR Drilling machinery is one of the leading manufactory in China dedicated to providing high quality Kelly bars for piling rigs.  The interlocking and Friction Kelly bar we supplied ranges from Outer diameter 299mm to 630mm, from 3 section to 6 sections, For internationally renowed brands of drilling rig including Bauer / Soilmec/ Casagrande/ Liebherr/ IMT / Mait / Sany /XCMG/ Sunward/ Zoomlion/ TEG….

1. Kelly bar ( Interlocking Kelly bar/Friction Kelly bar/Customized Kelly bar/Square Kelly bar…)

2. Drilling tools (Drilling Buckets/Drilling Auger/Core barrel/Drilling bits/Rollers…)

3. Casing Parts (Casing Pipe/Casing Driver/Casing Connector/Casing Shoe/Teeth/Bolts…)

4. Hydraulic Parts (Gearbox/Motor/Pump, Small hydraulic parts…)

5. Electric parts & Valve group

6. Piling rig Structure parts ( Kelly guide/ Swivel joint/ Rotary sleeve /Terminal joint / Spring/ Slew bearing/Ropes…)

7. Undercarriage parts (Track rollers/Guide roller..)

All in one words, One-Stop service for Drilling rig.

 

Why you choose us?

1. Seasoned R&D and Manufacturing Terms

With 15 years of professional experience in Kelly bar design and manufacturing. KR Drilling is capable of providing overall construction solutions and designing customized high quality Kelly bar based on various drilling conditions that the customers encounter. If you require any assistance or would like to discuss this further, warmly welcome visit us!

Our KR Drilling team is always around for full-range service and support. If you require any assistance or would like to discuss this further, please dont hesitate to contact m

2. Top Quality Raw Materials

The raw materials o f steel pipes we use are supplied by the best manufactures in China with CE certifications. Our Kelly bars are made of high strength alloy-steel tubes with high torsional and compressive strength which will meet the strict requirements for drilling in hard formations.

3. More Life Out of our Wear Parts

The key components such as drive keys, locking recesses are made of high strength and wear-resistant materials with special heat-treatment that would help to improve the life of these parts. The internal drive keys are made of high strength and wear-resistant steel plate. These welded components also undergo special heat treatments. It not only improves the drive keys wear resistant properties, but also the welding properties.

 

Shipping Policy

Trade & Payment terms
Trade terms: We offer EXW/FOB/CIF/CIP/DDP... port price.
Payment terms: 30% T/T as deposit, 70% T/T balance payment before shipment.

Warranty & After-sale Service
ONE year since manufacture date. Out-of-warranty, online video for trouble-shooting or paid maintenance service with engineers sent to be abroad.

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Vendor Information

  • Store Name: Hebei KongRui Machinery Equipment Co.,Ltd
  • Vendor: Hebei KongRui Machinery Equipment Co.,Ltd
  • Address: China 065700
    Hebei / 河北, Langfang, , No. 38 Hehongjiayuan, JInkang Road, Bazhou
  • No ratings found yet!
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    Rock Bucket

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    Feature

    Option half-automatic or manul mechanic bottom open system. Buit-in ventilation pipe;

    Cast pilot with rock drilling bits , arc guide plate teeth arrangement, double unlocking system;

    Staggered arrangement of rock drilling bits;

    Applicable layers: gravel , pebble , highly or medium weathered rock;

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    Cutting DIA. Custom : design various cutting diameter based on demand, such us 9501050 etc;

    Shell HlT. Custom : design as demand, prolong or shortten, increase amount of per drilling, improve efficiency;

    Small barrel facilitates the coring operation; large barrel performs stage breaking;

    Cutter Custom: single cutter and double cutter design as demand;

    Kelly Box Custom : custom kelly box size based on the kelly bar, like 130*130, 150*150,200*200 etc;

    Bottom Open Mechanic : half-automatic or manul mechanic bottom open system.

    Sizes in Dia

    OD600mm-OD3000mm, other avaliable upon request.

    Sizes in Length

    Normally 1200mm / 1000mm/800mm, other avaliable upon request,prolong or shortten, increase of efficiency by drilling more.

     

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    Feature

    Location by pilot, conical structure drilling into the rock;

    Double cutter bearing uniform force, can avoid inclined hole;

    Double spiral easy to carry soil, but meet cohensive soil, single spiral is easy to dump spoil;

    Applicable layers:medium weathered rock,bedroc.

    Customizable ltems

    Cutting DIA.Custom : design various cutting diameter based on demand, such us 9501050 etc;

    Spiral HlT. Custom : design as demand, prolong or shortten, increase amount of per drilling, improve eficiency;

    Spiral Pitch Custom : adjust the spiral pitch according to different working condition;

    Kelly Box Custom : custom kelly box size based on the kelly bar, such us 130*130, 150*150,200*200 etc;

    Key Component Reinforce Custom : strengthen the key component to extend life cycle.

    Sizes in Dia

    OD600mm-OD1500mm, other avaliable upon request.

    Sizes in Length

    Normally 1200mm / 1000mm/800mm, other avaliable upon request,prolong or shortten, increase of efficiency by drilling more.

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    Core Barrel with Roller Bit

    Piling / Sheet Pile / Pile Foundation $250.00
    Rated 0 out of 5

    Feature

    Cutting ring with rock drilling bits and releases the internal stress of rock;

    Drilling with the method of rolling and squeezing can increases the anti-wear ability of the barre;

    Small barrel facilitates the coring operation; large barrel performs stage breaking;

    Applicable layers: medium or slightly weathered rock, hard or superhard bedrock.

    Customizable ltems

    Cutting DIA. Custom : design various cutting diameter based on demand, such us 9501050 etc;

    Shell HIT. Custom : design as demand, prolong or shortten, increase amount of per drilling, improve efficiency;

    Small barrel facilitates the coring operation; large barrel performs stage breaking;

    Kelly Box Custom : custom kelly box size based on the kelly bar, such us 130*130, 150*150,200*200 etc;

    Teeth No. Custom : encrypt the drilling teeth based on demand etc;

    Roller Bits Custom: new roller bits, used roller bits and detachable roller bit design as demand.

    Sizes in Dia

    OD600mm-OD2500mm, other avaliable upon request.

    Sizes in Length

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    1. High quality advanced quality testing equipment.

    2. Green environmental protection. 

    3. High strength precoated sand ensures dimensional stability of the inner cavity.

    4. Excellent raw material.

    5. Professional technical team.

    6. Intelligent units: core making smelting,modelling,post-processing and processing.

    7. HWS/Sinto/Disa Molding line casting. 

    8. Material gray iron and ductile iron of all grade12.

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    Feature

    Option prolong straight bucket shell can avoid drilling hole inclined;

    Choosing conical shell type can accelerate dumping, increase of efficiency;

    Ventilation pipe shaft inside prevents vacuum; add collar plate according to working conditions;

    Applicable scope: silt, gravel, clay and highly weathered rock.

    Customizable ltems

    Cutting DIA. Custom : design various cutting diameter based on demand, like 9501050 etc;

    Shell HlT. Custom : design as demand, prolong or shortten, increase amount of per drilling, improve eficiency;

    Small barrel facilitates the coring operation; large barrel performs stage breaking;

    Cutter Custom: single cutter and double cutter design as demand;

    Bottom Custom : single bottom and double bottom design as demand;

    Kelly Box Custom : custom kelly box size based on the kelly bar, such us 130*130, 150*150,200*200 etc;

    Bottom Open Mechanic : half-automatic or manul mechanic bottom open system;

    Flat Teeth Custom : equip with V20, FZ80, FZ72,22S, TL18,TL25, etc, as working condition demand.

    Sizes in Dia

    OD600mm-OD3000mm, other avaliable upon request.

    Sizes in Length

    Normally 1200mm / 1000mm/800mm, other avaliable upon request,prolong or shortten, increase of efficiency by drilling more.

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    Straight Auger

    Piling / Sheet Pile / Pile Foundation $250.00
    Rated 0 out of 5

    Feature

    Design as straight type, better for carry soil;

    Double cutter bearing uniform force, can avoid inclined hole;

    Double spiral easy to carry soil, but meet cohensive soil, single spiral is easy to dump spoil;

    Applicable layers: clay, high-weathered layer, gravel etc.

    Customizable ltems

    Cutting DIA. Custom : design various cutting diameter based on demand, such us 9501050 etc;

    Spiral HIT. Custom : design as demand, prolong or shortten, increase amount of per drilling, improve eficiency;

    Spiral Pitch Custom : adjust the spiral pitch according to different working condition;

    Teeth Custom : equiped different teeth, like bullet teeth, flat teeth according to different working condition;

    Key Component Reinforce Custom : strengthen the key component to extend life cycle;

    Kelly Box Custom : custom kelly box size based on the kelly bar, such us 130*130, 150*150,200*200 etc.

    Sizes in Dia

    OD600mm-OD1500mm, other avaliable upon request.

    Sizes in Length

    Normally 1200mm / 1000mm/800mm, other avaliable upon request,prolong or shortten, increase of efficiency by drilling more.

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