20FT High Strength 4-1/2mm Water Well Drill Pipe Forging Processing

High Strength Outer Flat Drill Pipe Round Drill Pipe For Mining Drilling Rig

20FT high-strength drill pipe, 4-1/2mm water well drill pipe

Product Description

The flat drill pipe is mainly suitable for water hammer rotary drilling (liquid and gas). It has the characteristics of high rigidity, good air tightness, flat external structure, low rotating torque and low resistance. The main specifications include ￠ 50 ￠ 60 ￠ 73 ￠ 89 ￠ 114, which can also be customized as required.

Drill pipe usage notes

1. New drill pipe should be oiled before connecting
2. Trim and break at least 3 times before drilling
3. Hard bending and plastic coating can be processed according to the special requirements of customers

The drilling tool of rotary well drilling rig includes drill pipe and drill bit. The nominal diameters of commonly used drill pipes are 60, 73, 89 and 114 mm. The drill bits are divided into two types: full drill bit and annular drill bit. Large and small pot cones use their pot cone drilling tools to rotate and cut the soil layer.

 
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: 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.