Beijing Feilong International Trade Co., Ltd.
Main products:PDC Bit,Tricone Bit,Drill Pipe,Drag Bit,Dill Collar
Products
Contact Us
  • Contact Person : Ms. Chen Kathy
  • Company Name : Beijing Feilong International Trade Co., Ltd.
  • Tel : 86-10-6340 5086
  • Fax : 86-10-6340 7657
  • Address : Beijing,Beijing,B2-0645 ROOM, CENTURY-TEA-TRADE-CENTER, NO.10 MALIANDAO ROAD, XUANWU DISTRICT, BEIJING
  • Country/Region : China
  • Zip : 100055

drill collar pipes

drill collar pipes
Product Detailed
all its physical properties conform to the latest API Spec 7. Detailed Product Description  

Drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole tract by large rigidity. Manufactured strictly from API Spec 7.

Size from 3-1/8" to 11"Type: Normal drill collars, Non-magnetic drill collars, Spiral drill collarsMaterial: AISI 4145HLength 9150mm & 9450mm

drill collar pipes



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