R780 / N80 Steel Forging DTH API Drill Pipe Casing 0.3 Inch Wall Thickness

R780/N80 Steel 0.3inch Wall Thickness Forging DTH API Drill Pipe / Drill Casing Pipe

API Drill Pipe , Casing Pipe Tubing Pipe

Product Description

The material

The geological drill rod body is made of special alloy steel rod (R780, DZ50), and the geological drill bit is made of high quality alloy structural steel (42CrMo), which is treated with true air conditioning, which greatly improves the anti-fatigue strength and anti-shear strength. [1]

The production process

Advanced friction welding welding process is adopted for production and processing, the drill rod has the characteristics of high bending strength and strong welding, which can ensure the requirements of straightness when drilling deep holes, and has a high fatigue strength and a long service life.

Drill pipe usage notes

1. New drill pipe should be pasted oil before connection
2. Make up and break at least 3 times before drilling
3. Hard bending and plastic coating can be processed according to clients’ special requirements

 
 


 
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.