drill pipe api drill pipe dth drill rods roschen group

API Standard Drill Rods

4. Drill rods are made from quality heat treated materials which ensure superior strength, wear resistance and toughness in the most demanding applications. 5. Rods and casing are manufactured under stringent industry standards, and are field tested under a variety of conditions. Advantages of API Standard Drill Rods: China Api Drill Pipe, Api Drill Pipe Manufacturers Buying or selling minerals has never been easier! If you are about to import Api Drill Pipe, you can compare the Api Drill Pipe and manufacturers with reasonable price listed above. More related options such as drill pipe, drill rod, steel pipe could be your choices too.

China Beco Thread DTH Drill Pipe for Mining Drilling

High quality 5.5" API Reg IF B ECO DTH Drill Pipe Drilling Rods Tubes Civil Engineering from China, ROSCHEN 's leading DTH drill tube product, with strict quality control rock drill rods factories, producing high quality rock drill rods products. ROSCHEN GROUP(Drill Pipe Branch Company) manufacturer :DTH Drill Pipe, FEDP thread drill pipe FH drill pipe China Mayhew Junior Drill Rod 2 3/8 Inch with Friction ROSCHEN Specialisted in producing of varies kinds of drill rod, such as integral dirll rod, extention rod, DTH drill rod, twist drill rod, tapered rod, coal drill rod, three angle drill rod, oil well drill rod, gas rod, water well drill rod, NQ drill rod etc. Made-to-order products Core Bits, Tricone Bits, Down The hole Drilling Tools ROSCHEN GROUP provides you with online shopping for the high quality and durable core bits, casing advancer, casing cutter, down the hole drilling tools, reverse circulation drilling tools for sale. Top quality, high precision and good performance are the main features are


Roschen supplies a complete line of quality drill pipe and associated products. Drill pipe is constructed using 4140 alloy mid sections along with hard-faced tool joints to minimize wear and extend pipe life and performance. Roschen has the capability to supply drill pipe ranging in diameter from 3.5 (88.9mm) to 10.74 (273mm) to suit any configuration of drilling rig. In addition, all drill pipe is serial numbered for traceability. Roschen DTH Drill Rods, DTH Drill Rods Products, DTH Drill Rods DTH Drill Rods, find quality DTH Drill Rods products,DTH Drill Rods Manufacturers, DTH Drill Rods Suppliers and Exporters at Roschen Group Limited.. Drill Pipe Selection Guide-ROSCHEN GROUP LIMITEDThe drill string is made up of several sections of drill pipe. The term "stand" refers to two or three sections of drill pipe that are fed into the well bore to complete 60 to 90 feet of drilling. Each segment of pipe, referred to as a "single", is classified by API into three distinct length ranges; R1, R2, and R3.

Dth Hammer, Dth Drill Hammer, Dth Drill Bit - Roschen

Roschen offers one of the most complete lines of down the hole drills and downhole bits ranging from 3.5" 36" (89mm-914mm) which are designed for peak performance in all rock drilling applications including but not limited to foundation & geotechnical drilling, blasthole drilling, water well drilling, tunnel drilling, oil/gas drilling, geothermal drilling, etc. Roschen DTH Hammer range from COP RANGE 2 DRILL PIPE-ROSCHEN GROUP LIMITEDRoschen Drill Pipe is made to the industry standard S135 Specification. Tensile Strength 145,000 PSI (The maximum stress the material will sustain before fracture.) Yield Strength 135,000 PSI (The stress corresponding to a specified permanent (plastic) deformation the point at which the material yields and wont spring back) Secoroc Drill Pipe -ROSCHEN GROUP LIMITEDDrill Pipe. Secoroc Drill Pipe catalog page. Secoroc Tubes -- Part of a Productive Package. Though their importance is often underestimated, tubes play an important role in DTH drilling -- regardless of application, rock type, hole depth, or drill rig. The key features of a high quality DTH tube are durability, accuracy, and manageability. No

API Drill Rod/api drill pipe, API Drill Rod/api drill pipe

API Drill Rod/api drill pipe, find quality API Drill Rod/api drill pipe products,API Drill Rod/api drill pipe Manufacturers, API Drill Rod/api drill pipe Suppliers and Exporters at Roschen Group Limited..