drill pipe
grade:e,x g,,s,v
Dimension:2 3/8''-6 5/8''
standard: api spec 5DP, NS-1,DS-1
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hWDP
Grade: 4145H, 1340+4145
dimension :3 1/2''-6 5/8''
Type: Integral, welding
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kelly
type: square ,hexagonal
dimension :2 1/2''-6''
length:12.19m, 16.46m
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drill collar
grade:4145H,4145HMOD, p530,P550,P650
Dimension:3 1/8“---14‘‘
Standard : API Spec 7-1,7-2,NS-1.
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THDS&THXT
interchangeable with API Standard , customed
High-Torque Double-ShoulderThreaded Connection
torque resistance is significantlyimproved by 60%-80%.
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Alumiun alloy drill pipe
excellent low-temperature toughness
low requirements for wellsite conditions
Effectively increases drilling depth and improves drillingefficiency
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titanium alloy drill pipe
Low Material Density
Excellent Flexibility
Strong Corrosion Resistance,Low Material Density
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Double-wall drill pipe
Gas-lift Reverse Circulation DrillingTechnology
Air Reverse Circulation ContinuousSampling Drilling Technology
Pneumatic DTH Hammer DrillingTechnology
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horizontal drectional drill pipe
window milling sidetracking
reducingland occupation.reduceexploration costs.
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Internal coating
Film Thickness: 150-350 (μm)
Service Temperature: ＜180°C
Coating Type: Modified Epoxy-Phenolic (Base Fluid +Powder)
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drill bit
PDC Drill Bit，PDC core drill bit
PDC Eccentric Bit， PDC twin - diameter bit
PDC roller cone composite drill bit
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hard banding
TH100,TH150,TH350
Excellent anti-friction performance,High crack resistance
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