Black S135 Drill Pipe Length 4.5m OD 3.5 "High Strength directional drilling pipe

Length 4.5m, OD 3.5"Black High-Quality S135 Drill Pipe

Best price HDD drill pipe drilling tools China

 
Describe:

Black S135 drill pipe length 4.5m OD 3.5 "high-strength HDD drill pipe
Drill pipes are widely used in mines, geological prospecting and various drilling (water, oil, gas, etc.) projects. As a leading drill pipe manufacturer, we produce various standard and non-standard drill pipes for our customers.

 

1. Use American MTI equipment for friction welding, computer automatic control, heat treatment, grinding, and magnetic particle testing to ensure the high quality of the finished product.
2. Processing can be provided according to customer requirements. The finished product is hard-bent, with high hardness and no cracking.
3. The tool joints are processed by a 1500T precision forging press to ensure the quality of the joints and have high compactness, cleanliness, wear resistance, and excellent mechanical properties of homogeneity.

Quality Control
Quality guarantee is not only responsible for customers, but also the assurance of enterprise's steady development. The necessary test equipment and the effective & perfect production process control is the assurance of product quality. Taking the spirit of "To win the market with innovation, to serve the customers with friendship, to build the brand with quality, to develop the enterprise with sincerity", we utilize the advanced testing methods to make each product meticulously.
The raw materials selected by our company are all the alloy structure steels for geographical usage produced by Baogang Steel. After laboratory tests, after laboratory tests, both ends of a pipe are upsetted and proceeded to overall heat treatment, then friction welded. Before finished drill pipes are plated and packaged, a series of tests have to be implemented including hardness, metallurgical structure, physical performances, etc.
 

FAQ

Q: What is your delivery time?
A: It usually takes 20 days to produce. Within 3 days (if there is stock).

Q: How to control the quality?
A: Before shipping, we should check and test each drill rod.

Q: Do you agree to order samples?
A: Yes, we welcome your sample order to test our quality.

Q: Has your drill pipe been heat treated?
A: Yes, our heat treatment of drill pipe and casing.

Q: Does your drill pipe have anti-rust function?
A: Yes, each drill pipe and casing will be anti-rust with paint or anti-corrosion oil before transportation. If you need galvanized pipe, please contact us.

 
Product Detail