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Piling Rig drilling rig parts forging 53m Drill Depth Interlocking Kelly Bar
Products Feature
1.Kelly bars (also called grief joints, kelly joints and kelly
stems) are used during the execution of boreholes by hydraulic
rotary drilling rigs.
2.APIE has been providing quality friction and interlocking Kelly
bars for all types of foundation drilling rigs in the market .
Products description
1. Adoption of advanced international six-key type distribution
technology and standard modular design.
2. The whole set of kelly bar with light weight, high strength,
high linearity of the single section, thin pipe wall, small seam
between sections and good wear resistance of internal and external
keys, it greatly satisfies the special requirements of rotary
drilling machine.
3. High quality welding and finishing throughout the drilling tool
is very important to increase the life of the Drilling tool. APIE
drilling tools are manufactured under very experienced
supervision,and quality inspection and control before delivery
ensures that the right product is sent out to the customers.
4. The angle of attack of drilling bits are variable according to
the type of rock to generate maximum efficiency during drilling.
Technical Specification of Interlocking Kelly Bar | |||||
Number | Out Diameter (mm) | Interlock | Interlock | Single Length(m) | Drilling Depth(m) |
1 | 273 | 3 | * | 9~12 | 24~33 |
2 | 299 | 3 | 4 | 9~12 | 24~44 |
3 | 325 | 3 | 4 | 9~12 | 24~44 |
4 | 355 | 3 | 4 | 9~14 | 24~65 |
5 | 368 | 3 | 4 | 9~14 | 24~65 |
6 | 377 | 3 | 4 | 9~14 | 24~65 |
7 | 394 | 3 | 4 | 9~15 | 24~70 |
8 | 406 | 3 | 4 | 9~15 | 24~70 |
9 | 419 | 3 | 4 | 9~15.5 | 24~72.5 |
10 | 440/445 | 3 | 4 | 9~15.5 | 24~72.5 |
11 | 470 | 3 | 4 | 9~16.5 | 24~93 |
12 | 508 | 3 | 4 | 9~18 | 24~102 |
13 | 530 | * | 4 | 9~19 | 24~108 |
Remark 1Max Hole Depth = Pitch Number * Single Number - Pitch Number (m) | |||||
2Any other drill can be actual site measured, customized produced. Torque is customized according to customer's requirements. |
FAQ
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Usually it is 5~10 days if the goods are in stock. Or it is 45 days if the goods are not in stock, it is according to quantity.
Q: What ‘s your terms of payment?
A: Payment<=100USD, 100% in advance. Payment>=1000USD, 50% T/T in advance balance before shipment. irrevocable LC at sight.