Bored Piling Accessories Deep Foundation 6 Sections Friction Kelly
Bar
Application:
Kelly bar is the key part of a drilling machine, and its quality
directly affects the performance of the whole machine. Based on the
rich manufacturing experience and by absorbing the advanced
technology both at home and abroad.
We have 2 types kelly bar, interlocking and friction. The kelly bar
length depends on actual needs of customers or the drilling
machines' parameters.the friction Kelly bar is suitable for clay
layer and deep foudation.
Feature
1. Strict selection of raw materials ,All kelly bars use seamless steel tube from large steel factories.
2. forging parts such as drive stub to assure the reliable quality;
3. All steel tubes will be under sandblasting processing to improve
the surface.
4. A reinforcing ring is installed at the bottom of terminals to
improve the strength.
5. Locks and drive shell use forging wearing plate with high
strength.abd heat treatment is widely used in the key parts such as drive keys ti
improve wear resistance ;
6. With high torsional coefficient ,the compression and vibration
resistance of Kelly bar is higher than average level,high efficient
in rock drilling construction.
7. We can customize the products as your requirement.
Model List:
| Name | Type | Weight(T) | Transport Length(mm) | Drilling Depth(m) |
| φ377 Friction Kelly Bar | φ377×5×12 | 6.0 | 13300 | 53 |
| φ377 Interlocking Kelly Bar | φ377×4×12 | 7.0 | 13550 | 42 |
| φ445 Friction Kelly Bar | φ445×5×15 | 12 | 16510 | 68 |
| φ445 Interlocking Kelly Bar | φ445×4×12 | 10 | 13645 | 42 |
| φ445 Interlocking Kelly Bar | φ445×4×15 | 12 | 16645 | 54 |
| φ508 Friction Kelly Bar | φ508×6×15 | 15.0 | 16585 | 82 |
| φ508 Interlocking Kelly Bar | φ508×4×12 | 11 | 13550 | 42 |
| Remark:The model above is just a part of general type. |
Package:
Packaging details for BJTUFF friction Kelly bar:
1. 100% inspection before shipment.
2. Wrapped with plastic film.
3. Fixed with iron support .
4. As clients' requirements.
Product advantage:
1- Top quality raw materials from leading raw-steel factory.
2- Our drilling tools can be customized depending on kinds of rigs
and site conditions.
3- We require high quality of welding, therefore we employ at least
8 years experienced welders.
4- We provide one-stop solution for the world’s foundation construction users.
FAQ:
1. Are you factory or not?
Yes, we manufactured drilling products for 7 years in Hebei,China.
Warmly welcome to visit our factory and office.
2. What does your company make?
The main products of our company include drilling tools,drilling
teeth,pile breaker, kelly bar and casing pipe.
3. Do you offer discounts for your drilling product?
Yes. Depends on order quantity.
4.What is the quality of your drilling products?
①we promise good raw steel .Our welding stick is flux-cored wire that applied to ship
engineering.
②We strictly control product quality on each step from material
choosing to every workmanship. and the warranty of our Kelly bar
product is 6months.
③Customers could contact our sales managers if there are any
question during installation or construction anytime, and solutions
will be given within 12 hours.
