Controversial East Africa oil pipeline moves one step …

The Pros and Cons of the Controversial East Africa oil pipeline: examining the impact on local Communities and the Environment…

The Pros and Cons of the Controversial East Africa oil pipeline: examining the impact on local Communities and the Environment

 API 5ct L80 casing TubingDimensions and Masses for standard Casing and for Casing Threaded with
API Round Thread and Buttress Thread
Labels a           Calculated Mass c
    Nominal Linear Mass T& C b,c wall Thick- ness       em, Mass Gain or Loss Due to End finishing d
  Outside diameter     Inside Diameter Drift Diameter Plain- end kg
              Round Thread Buttress Thread
            wpe        
  D kg/m t D mm kg/m Short Long RC SCC
  mm   mm mm            
1 2 3 4 5 6 7 8 9 10 11 12
4 1/2 9.5 114.3 14.38 5.21 103.88 100.7 14.02 3.64 — 4.53 — 1.12
4 1/2 10.5 114.3 15.73 5.69 102.92 99.74 15.24 3.33 — 3.61 4.32 0.91
4 1/2 11.6 114.3 17.38 6.35 101.6 98.42 16.91 3.18 3.35 4.07 0.6
4 1/2 13.5 114.3 19.87 7.37 99.56 96.38 19.44 3.53 3.64 0.24
4 1/2 15.1 114.3 22.69 8.56 97.18 94 22.32      
5 11.5 127 17.19 5.59 115.82 112.64 16.74 4.32 — 4.85 — 5.38 — 1.24
5 13 127 19.69 6.43 114.14 110.96 19.12 4 4.51 4.99 0.61
5 15 127 22.69 7.52 111.96 108.78 22.16 3.71 4.52 4.4 0.22
5 18 127 27.19 9.19 108.62 105.44 26.7 3.45 3.76 –0.62
5 21.4 127 32.13 11.1 104.8 101.62 31.73 3.15 3.42 –0.96
5 23.2 127 34.76 12.14 102.72 99.54 34.39 2.99 3.23 –1.14
5 24.1 127 36.15 12.7 101.6 98.42 35.8      
5 1/2 14 139.7 20.91 6.2 127.3 124.12 20.41 4.6 — 5.26 — 5.71 — 0.87
5 1/2 15.5 139.7 23.48 6.98 125.74 122.56 22.85 4.36 5.31 5.41 0.58
5 1/2 17 139.7 25.72 7.72 124.26 121.08 25.13 4.14 4.5 4.84 0.45
5 1/2 20 139.7 30.05 9.17 121.36 118.18 29.52 4.37 4.31 -0.52
5 1/2 23 139.7 34.05 10.54 118.62 115.44 33.57
5 1/2 26.8 139.7 40.15 12.7 114.3 111.12 39.78
5 1/2 29.7 139.7 44.47 14.27 111.16 107.98 44.14
5 1/2 32.6 139.7 48.74 15.88 107.94 104.76 48.49
5 1/2 35.3 139.7 52.8 17.45 104.8 101.62 52.61
5 1/2 38 139.7 56.82 19.05 101.6 98.42 56.68
5 1/2 40.5 139.7 60.64 20.62 98.46 95.28 60.55
5 1/2 43.1 139.7 64.41 22.22 95.26 92.08 64.38      
6 5/8 20 168.28 29.76 7.32 153.64 150.46 29.06 5.58 6.23 6.35 0.89
6 5/8 24 168.28 35.72 8.94 150.4 147.22 35.13 4.42 5.48 5.52 0.68
6 5/8 28 168.28 41.67 10.59 147.1 143.92 41.18 4.73 4.71 –0.75
6 5/8 32 168.28 47.62 12.06 144.16 140.98 46.46 4.73 4 –1.46

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