Rotary Drilling Rig Interlocking Kelly Bar Deep Foundation

Feature

1. Strict selection of raw materials and forging parts such as drive stub to assure the reliable quality;

2. Heat treatment is widely used in the key parts such as drive keys to improve wear resistance;

3. With high torsional coefficient, the compression and vibration resistance of Kelly bar is higher than average level, high efficient in rock drilling construction;

Kelly bar performance

1. We have complete materials and specifications, and our kelly bar are capable of supporting any rotary digging machine from both China or abroad. All our kelly bar is full torque and the maximum digging depth of 80 meters.

2. Our kelly bar is manufactured by seamless steel pipe which is specially customized by domestic high quality alloy, also it can be made by Germany imported high-strength seamless steel pipe as customers' requirements.We have 2 types kelly bar,interlocking and friction.The kelly bar length depends on actual needs of customers or the drilling machine's parameters.

3. With use of advanced processing equipment, processing technology, and tooling manufacture, our kelly bar has matched with many brands drilling machine such as ,CSR,SANY, SOILMEC etc.

4. Adoption of advanced international six-key type distribution technology and standard modular design.

5. 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.

Product advantage:

1. High quality welding and finishing throughout the drilling tool is very important to increase the life of the Drilling tool. BJTUFF 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.

2. The angle of attack of drilling bits are variable according to the type of rock to generate maximum efficiency during drilling.

3. BJTUFF provides an on-time after sales service when/if required by the customers for any issues.

FAQ

Q: What does your company make?
The main products of our company include drilling bucket, core barrel, auger, casing series, kelly bar, kelly bar accessories, soil teeth, roller bits, pilot bits, bullet teeth.

Q: How do you ship your products?
Our goods can be transported by air and sea or per your request.

Q: Does this product support customization?
Yes, due to the fact that we have our own factories, We can customize products per your request.

Q: How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. Or it is 15-20 days if the goods are not in stock, it is according to quantity.