Drilling Rig Kelly Bar

Combined-interlock Kelly bar is composed of interlock Kelly bar and full multi-interlock Kelly bar. For this type of Kelly bar , the first section is 3-keys interlock type, inner few sections are multi-type step keys , the outer keys are three- sections with three set of concave and convex form . Specification No. Diammeter of The First Section Sections Key Pressure Type Length of per section(m) Drill depth Torque(KN.M) 1 ¢440 3 4 Interlocking 9 - 15 24 – 55 220-260 2 ¢470

Construction Works kelly bar Capel Used to protect the wire rope from damage and improve the service life of the wire rope sling Product Details More products Product line Packaging and Shipping Certification Exhibition FAQ Who are we? We are based in Beijing, China, start from 2009,sell to South Asia(30.00%),Domestic Market(20.00%),Southeast Asia(8.00%),South America(5.00%),Western Europe(5.00%),Mid East(5.00%),North America(5.00%),Central America(5.00%),Africa(5.00%)

Introduction: 1. High quality and competitive price. 2. Soilmec standard Drill rod extension , as well as the customized single wall casing etc. 3. Long time use. 4. Quickest and most efficient response. The drill rod extension structure of the drill pipe of the rotary drilling rig is connected with the core section drill pipe body of the rotary drilling rig, which is characterized in that the drill rod extension structure comprises a connecting head, a transition pipe, a

IMT Full Interlocking Drilling Rig Kelly Bar Full-interlocking Kelly bar is composed of three weld-on ribs with continuous concave and convex keys . During the drilling process, the downward thrust is transmitted to drill bucket directly by rotation power of Rotary head inner ribs and Kelly bar outer ribs at any time . This type of Kelly bar is the best one of transferring pressure at present , especially for hard ground and frozen oil layer construction. OEM/ODM Both

JTHL Friction Kelly Bar For Drilling Rig Construction Piling Hole OEM/ODM Both Material Q345B /Q460D / 35CrMo With Special Heat Treatment /27SiMn Manufacture Process Robot Welding ,Gas Shielded welding , Manual DC Welding Tailored Round /Square product details patent certificate Welcome Contact Us Due to space limitations, not all product details are displayed. For details, please consult Cathy Lee, WhatsApp+8613311085686 Any need feel free connect me please https://api

IMT AF180 Full Interlock Kelly Bar Used For Drilling Rig OEM interlock column Application:Be used for Rotary piling rig drilling tools dig hole in rock or soil layer. Type:Telescopic Kelly Bar 3/4/5 sections Lock Type:Interlocking / Frictional Max Drilling Depth :20-50m Max Drilling Diammeter:1500mm Specification No. Diammeter of The First Section Sections Key Pressure Type Length of per section(m) Drill depth Torque(KN.M) 1 ¢299 3 Interlocking 9-12 24-45 100 -120 2 ¢342 3 4

Foundation bore pile drilling tools core barrel for kelly bar Specification OD(MM) Model Section Tube length Drilling depth Torque ¢299/305 Friction 3/4/5 9—14 24—65 110—120 ¢340/343 Friction 3/4/5 9—14 24—65 110—120 ¢355 Friction 3/4/5 9—14 24—65 110—120 ¢368 Friction 3/4/5 9—14 24—65 150—180 ¢377 Friction 3/4/5 9—14 24—65 150—180 ¢394 Friction 3/4/5 9—15 24—70 180—200 ¢406 Friction 3/4/5 9—15 24—70 180—200 ¢419/426 Friction 3/4/5 9—15 24—70 220—230 ¢440/445 Friction 3/4/5/6

Foundation kelly bar for sany rotary drilling rig with length 9~14m OEM/ODM Both Material Q345B /Q460D / 35CrMo With Special Heat Treatment /27SiMn Manufacture Process Robot Welding ,Gas Shielded welding , Manual DC Welding Tailored Round /Square Specification OD(MM) Model Section Tube length Drilling depth Torque ¢299/305 Friction 3/4/5 9—14 24—65 110—120 ¢340/343 Friction 3/4/5 9—14 24—65 110—120 ¢355 Friction 3/4/5 9—14 24—65 110—120 ¢368 Friction 3/4/5 9—14 24—65 150—180

Foundation Rotary Drilling Rigs Equipment Kelly Bar 355-4*11 OEM/ODM Both Material Q345B /Q460D / 35CrMo With Special Heat Treatment /27SiMn Manufacture Process Robot Welding ,Gas Shielded welding , Manual DC Welding Tailored Round /Square Specification No. Diammeter of The First Section Sections Key Pressure Type Length of per section(m) Drill depth Torque(KN.M) 1 ¢299 3 Interlocking 9-12 24-45 100 -120 2 ¢342 3 4 Interlocking 9 - 12 24-45 100 -120 3 ¢355 3 4 Interlocking 9