Showing all 4 results

  • DTH drill Pipe/Rod O.D. 76mm, 2000mm

     

    • Outer Diameter OD: 76mm
    • Length: 2000mm, 3000
    • Wall Thickness: 8mm
    • Thread Pin/Box: 2-3/8″ API Reg.
    • Materials: 42CrMo for sub adapter + R780 for drill pipe
    • Process: : Upsetting treatment to reduce the weight of rod while keep the strength o the weld ( the thickness of pipe is 8mm while welds are 10 mm.

     

  • DTH drill Pipe2 7/8 API REG PIN TO BOX,OD. 102mm, 6000mm

     

    • Outer Diameter OD: 102mm
    • Length: 6000mm
    • Wall Thickness: 8mm
    • Thread Pin/Box: 2-7/8″ API Reg.
    • Materials: 35CrMo for sub adapter + R780 for drill pipe
    • Process: : Upsetting treatment to reduce the weight of rod while keep the strength o the weld ( the thickness of pipe is 8mm while welds are 10 mm.

     

  • DTH drill Pipe3 1/2 API REG PIN TO BOX,OD. 114mm, 6000mm

     

    • Outer Diameter OD: 114mm
    • Length: 6000mm
    • Wall Thickness: 10mm
    • Thread Pin/Box: 3-1/2″ API Reg.
    • Materials: 35CrMo for sub adapter + R780 for drill pipe
    • Process: : Upsetting treatment to reduce the weight of rod while keep the strength o the weld ( the thickness of pipe is 8mm while welds are 10 mm.

     

  • Low air pressure DTH pipe with thread RD50, to fit CIR90 hammer

     

    • Outer Diameter(OD): 102mm
    • Length: 3000mm.
    • Wall Thickness: 8.5mm.
    • Thread Pin/Box: RD50.