DTH Drill Pipe
The pipe body of the drill pipe is made of high quality alloy steel, and the joint of the drill pipe is made of high quality alloy structural steel.Adopting advanced friction welding technology for production and processing, the drill pipe is featured with high bending strength and solid welding, which can guarantee the requirement of straightness in deep hole drilling, high fatigue strength and long service life.It is mainly applied to Wells, oil Wells, geological exploration and so on, and spread throughout the country in coal fields, oil drilling, water conservancy and hydro power, railway, highway, tunnel construction and other industries.
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High Strength DTH Drill Pipe Good Elasticity 5 Inch Drill Pipe Long Service Li
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Light Weight Oilfield Drill Pipe Strong Corrosion Resistance High Fatigue Streng
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Forging DTH Seamless Drill Pipe For Blast Hole Water Well Drilling Project
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Black Threaded DTH Drill Rods Shock Resistance For Water Well Drilling
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76mm 89mm DTH Drill Pipe , Civil Engineering Mining Drill Rods SGS Certified
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Highway DTH Drill Tube 127mm 140mm Diameter For Blast Hole Drilling 1000mm ~ 900
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102mm API 3 1/2" Reg DTH Drill Pipe , Rock Drill Rods High Wear Resistance
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Well Drilling DTH Drill Pipe 1 - 9m Length Unique Head Design For Heat Dissipati
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