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Beijing Jietaihongli Technology Co., Ltd.
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Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig

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Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig

Brand Name : JTHL

Model Number : OD400mm

Certification : ISO

Place of Origin : China

MOQ : 1 set

Price : USD 20000-USD 50000

Payment Terms : L/C, T/T, Western Union

Supply Ability : 100 sets/ month

Delivery Time : 5-8 work days

Packaging Details : Packaged With Steel Pallet and Aluminium Film

Usage : Rotary Piling Rig Attachment

Product Name : Kelly Bar OD440mm

Drilling Depth : 10-100m

Drilling Diammeter : 300-3000mm

Advange : Factory

Color : Customized

Pressure form : Interlocking,Friction,Combined

Torque : 100-500kNm

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Elements 3/4/5/6
Material Q345B /Q460D / 27SiMn/35CrMo With Special Heat Treatment
Spring 60Si2Mn
Lock Type Interlocking / Frictional

Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig


No.

Diammeter of The First

Section

 Sections Key Pressure Type Length of per section(m) Drill depth Torque(KN.M)
1 ¢299 3 Interlocking 9-12 24-45 100 -120
2 ¢342 3 4 Interlocking 9 - 12 24-45 100 -120
3 ¢355 3 4 Interlocking 9 - 14 24 - 56 100-120
4 ¢368 3 4 Interlocking 9 - 14 24 - 56 150-180
5 ¢377 3 4 Interlocking 9 - 14 24 - 56 150-180
6 ¢394 3 4 Interlocking 9 - 15 24 - 58 180-200
7 ¢406 3 4 Interlocking 9 - 15 24 - 58 180-200
8 ¢419 3 4 Interlocking 9 - 15 24 - 58 200-230
9 ¢440(445) 3 4 Interlocking 9 - 15 24 – 58 220-260
10

¢470

(482)

 3 4 Interlocking 9 - 16 24 – 60 220-260
11 ¢508 3 4 Interlocking 9 – 18 24 – 68 260-360
12

¢530

(540)

 3 4 5 Interlocking 9 – 20 32 – 92 320-400
13 ¢580(575) 3 4 5 Interlocking 9 – 20 32 – 92 360-420
14 ¢630 3 4 5 Interlocking 9 - 22 32 - 102 400-500


Specification


Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling RigOd440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig
Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig
Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig
Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig
Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig
Od440mm Drilling Kelly Bar For Rotary Rig Hole Piling Rig

The drill pipes produced by our company have been sold to many countries all over the world, such as: Singapore, Malaysia, the Philippines, Egypt, India, Russia, Vietnam, Thailand, Nigeria, the United States, etc., and have been approved by the users of rotary excavation in many countries. In addition, our company can also customize non-standard drill pipes according to the needs of customers. Welcome new and old customers to visit our company to discuss cooperation!


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