Drill collar material

Key Attributes.

TianHe Oil Group Production include Drill Collar,Drill pipe,kelly,HWDP,stabilizer,Hole opener, Roller reamer, Casing scraper,Key seat Reamer,Kelly Valve,Full opening safety Valve,FT type Drop-in Check Valve,FJ type-Arrow back PressureValve,Inside Bop,Float Valve sub,By pass Valve,Cup tester,Wear Sub,Circulating sub,cross over sub,Reduce sub,saver sub,lift sub,Different of drilling jar,Fishing jar,Shock absorber,bumper Jar,Oil Jar,Bumper sub,Jar Intensifiers, We also manufacture Bowen 150 Over shot and spear,Junk Basket,Junk sub,Fishing magnet,Flat Bottom Junk Mill,Concave Junk Mill,Bladed Junk Mill,Pilot Mill,Tapered Mills,Economill,String Mill,Skirted Junk Mill, Internal Casing Cutter,External Casing cutter,Marine or Mechanical,Hydraulic Bucking Unit,Downhole motor and tester,Jar tester... We also trade for Tricone bit,PDC Bit and BOP,Drilling rig......Include nearly all Equipment you could see for oilfield drilling work. Tianhe Oil Group Co., Ltd established in 1973. It has been organized as a Joint-stock company according to the Corporation Law in 2006.Our company has been the class 1 network supplier and member of council of CNPC, industrial association member of council of CNPC and SINOPEC, assigned suppliers of CNOOC. We have obtained the use right of API monogram and certification of ISO9001:2000.Our products have been exported to USA, Canada, The European Union, The Commonwealth of Independent States, India, Middle East, North Africa, etc