The drill pipe joint lengths are also in accordance with the range designations of Table 2-1. The threads of the drill collar connections are usually not the same as the threads of the drill pipe joint connecti
API Drill Pipe Joint Specifications: Tool Joint Types: NC26, NC31, NC38, NC40, NC46, NC50 Type of Tool Joint: NC, IF, FH, XH, REG Material: 40Cr, 35CrMo, 4137H Tool Joints are short sections of pipe that are attached to the tubing portion of drill pipe using a flash welding proce...
Tool joints are short sections of pipe that are attached to the tubing portion of drill pipe by means of using a flash welding process. The internally threaded tool joint is called a "box", while the externally threaded tool joint if the "pin" API specifications also apply ...
DRILL PIPE-HEILONGJIANG NORTH SHUANGJIA DRILLING TOOLS CO., LTD.-Drill pipe is hollow, thin-walled, steel or aluminium alloy piping that is used on drilling rigs To facilitate the drilling of a wellbore which comes in A variety of sizes, length, strength
Tool joints are short sections of pipe that are attached to the tubing portion of drill pipe by means of using a flash welding process. The internally threaded tool joint is called a "box", while the externally threaded tool joint if the "pin" API specifications also...
Heavy weight drill pipe specifications Nominal size Pipe body Tool Joint Single weight Bec OD. ID. RSC type OD. ID. kg/pcs 3-1/2 3-1/2 2-1/4 NC38 4-3/4 4-7/8 2-1/4 319 4 4 2-1/2 2-1/16 NC40 5-1/4 2-...
4.3 Pipe failure Drill string pipes are made up of two separate components: the pipe’s body and its connector. However, for drill collars, the connection is weaker than the body’s strength. A new drill pipe’s connection (tool joint) is stronger than its body. The drill pipe fails at...
Specifications HDD Drill Pipe (Friction Welded Type) Nominal Dimension Nominal Weight Pipe Joints Torsional Strength Comparison Material Type of Upset OD(mm) Wall Thickness (mm) Thread Joint OD (mm) Joint ID (mm) Chamber diameter (mm) Pin Joint Power Tong Space LPB(mm) Box Joint Power ...
Specifications - Heavy Weight Drill Pipe (HWDP) Size(in) ProductCode O.D.(in) I.D.(in) Tool JointO.D.(in) Tool Joint I.D.(in) Connection Max.Elevator Diameter(in) Central Upset Dia. (in) Min.Drift Dia.Size (in) 3 1/2 Z07-03000 3 1/2 2 1/4 ...
has a water hole,the wall thickness is larger,the nozzle is smaller, the weight of per unit length is greater than the size of drill pipe almost 4- 5 times .The majority of drill collar is thread processing directly on the pipe body , but some of them also use the replaced joint. ...