kelly pipe

Oilfield Drilling Tools Drill Kelly Pipe Hex Kelly / Square Kelly Product Overview Kelly is located in the top of the drill string, with square and he...

65m Depth 440mm Dia Friction Kelly Bar , Kelly Pipe For Sany Rotary Drilling Rig 1. Material: Q345B or 35CrMo 2.Type: Interlocking kelly bar, friction...

Construction Works Core Water Drilling Rig Drill pipe running water tray It is an important part of the bottom of the kelly bar, the function is separ...

Upper and Lower Kelly Valves/Kelly Cock / Drill Pipe Safety Valve For Drilling Rig Spare Parts Kelly Cock Valve description of Drilling Rig Spare Part...

Kelly cock valve Kelly cock is also called kelly Cock or drill pipe safety valve. It is a manual control valve in the drilling string circulation syst...

Oilfield Inside Blowout Control Tools NOV Upper And Lower IBOP/Varco Kelly Valve Made In China Description of kelly valve Kelly Valve also named Kelly...

60mm 2 Meters Length Jet Grouting Double Drilling Rod Kelly Bar Drilling Pipe Jet Grouting Drilling Tools Drilling Rod Kelly Bar Drilling Pipe/Drillin...

NC38 Inside blowout control tools 3~3/8" Upper / Lower kelly valves Product information Kelly cock valve is a manual control valve in the drill s...

Polygonal Kelly Drill Rod Pipe with Taper Small Pitch Thread for Mining And Well Drilling Rig Machine Brief Introduction The Kelly Drill Rod is made o...

Drilling Accessories Kelly bar spring and lower plate Introduced the use of the Kelly bar spring The rotary drill pipe damping spring is mainly applie...

Polygonal Kelly Drill Rod Pipe with Taper Small Pitch Thread for Mining And Well Drilling Rig Machine The Kelly Drill Rod is made of alloy steel, and ...

bored piling foundation parts drill tools drilling bucket 377mm Interlocking Kelly Bar Products Feature 1. The maximum torque and pressure applied sho...

Oil Drilling Drill Pipes Crossover Sub Product Description Crossover sub is mainly used to connect upper and lower drill tools in different connectors...

Heavy duty armored rubber hose API 7K Compliant Kelly Swivel / Hose Drill Pipe is designed for piping connections between upstream oil wells, well cem...

API 7K Roller kelly bushing Product Description Roller kelly bushing is a necessary tool for drilling, by matching with rotary square to drive kelly p...

High Manganese Steel Piling Kelly Bar Swivel For Rotary Drilling Rig Product Description A swivel is used in the second stage of horizontal directiona...

Polygonal Kelly Drill Rod Pipe with Taper Small Pitch Thread for Mining And Well Drilling Rig Machine The Kelly Drill Rod is made of alloy steel, and ...

Each kelly shall be conduct 4145H full length heat treatment to ensure that hardness can reach 285-341HB at 1inch from OD; impact energy more than 54J...

Kelly valve is a manually operated ball type drill stem valve; it is divided into upper Kelly valve and lower Kelly valve. The upper Kelly valve is co...

Drill Pipe Rotary Clamping Device is installed on the wellhead, when the Kelly is not on the wellhead (inside the rotary table), it may give drill pip...