API 7K——Rotary Drilling And Vibrator Hose


API 7K——Rotary Drilling And Vibrator Hose
  • LT301
  • Application:flexible connection between the upper end of the standpipe and the top drive/swivel and between the pump and the lower end of the standpipe for pumping mud at high pressure in oil drilling and exploration work.
  • Inner Tube:NR&SBR sythentic rubber/HNBR/UPE/PTFE
  • Reinforcement:many layers of high tensile super flexible spiral steel wire or steel cable
  • Tube Type:full flow
  • Outer Layer:abrasion and weather resistant synthetic rubber
  • Temperature Range:-20℃~+121℃(-4℉~+250℉)
  • Connectors:ntegral union or integral flange

  • Technical Parameter

  • PRESSURE LEVEL I.D. O.D. W.P. P.P. Min.B.P. Min.B.R. Weight
    psi in. mm psi psi psi mm kg/m
    1500
    Grade A
    2 68 1500 2250 3750 800 4.3
    2 1/2 84 1500 2250 3750 800 5.6
    2000
    Grade B
    2 68 2000 3000 5000 800 4.3
    2 1/2 84 2000 3000 5000 800 5.6
    3 97 2000 3000 5000 950 6.5
    3 1/2 113 2000 3000 5000 1000 8.5
    4 127 2000 3000 5000 1000 10.4
    5 157 2000 3000 5000 1200 14.0
    6 183 2000 3000 5000 1300 18.0
    4000
    Grade C
    2 72 4000 6000 10000 800 6.4
    2 1/2 87 4000 6000 10000 800 8.7
    3 102 4000 6000 10000 1000 11.1
    3 1/2 119 4000 6000 10000 1200 14.4
    4 132 4000 6000 10000 1200 16.0
    5 162 4000 6000 10000 1400 24.5
    6 194 4000 6000 10000 1500 33
    5000
    Grade D
    2 75 5000 7500 12500 800 6.4
    2 1/2 90 5000 7500 12500 800 8.7
    3 104 5000 7500 12500 1000 11.1
    3 1/2 121 5000 7500 12500 1200 14.4
    4 134 5000 7500 12500 1200 16.0
    5 167 5000 7500 12500 1400 24.5
    6 196 5000 7500 12500 1600 33
    7500
    Grade E
    2 77 7500 11250 18750 900 8.5
    2 1/2 94 7500 11250 18750 1000 10.5
    3 110 7500 11250 18750 1000 18.5
    3 1/2 128 7500 11250 18750 1200 20
    4 150 7500 11250 18750 1400 30
    5 183 7500 11250 18750 1600 49
    6 212 7500 11250 18750 1600 60