» Dimensions and weights of Steel Tubes in Accordance withis 1239: 1964 Metric Units

Nominal Bore Outside Diameters of Black Tube Thickness Weight per mtr of Black Tube Ordinary Socket
Light Medium & Heavy Pain Ends
  Approximate Outside Diam. max Min. Max. Min Light Medium Heavy Light Medium Heavy Approx. Outside Daim. Min. Length
in mm mm mm mm mm mm mm mm mm kg kg kg mm mm
1/8 6 10.2 10.1 9.7 10.6 9.8 1.8 2.0 2.65 0.378 0.410 0.493 15 17
1/4 8 13.5 13.6 13.2 14.0 13.2 1.8 2.35 2.9 0.52/2 0.659 0.762 19 25
3/8 10 17.2 17.1 16.7 17.5 16.7 1.8 2.35 2.9 0.68/8 0.850 1.03 21.3 26
1/2 15 21.3 21.4 21.0 21.8 21.0 2.0 2.65 3.25 0.96 1.21 1.44 26.9 34
3/4 20 26.9 26.9 26.9 26.4 27.4 26.5 2.35 2.65 3.25 1.41 1.57 1.89 33.7
1 25 33.7 33.8 33.2 34.2 34.2 33.3 2.65 3.25 4.05 2.01 2.42 2.95 42.6 43
1.1/4 32 42.4 42.5 41.9 42.9 42.0 2.65 3.25 4.05 2.57 3.11 3.81 51 48
1.1/2 2 48.3 48.4 47.8 48.8 42.9 2.9 3.25 4.05 3.27 3.59 4.41 57 48
2 50 60.3 60.2 59.6 60.8 59.7 2.9 3.26 4.5 4.14 5.07 6.17 70 56
2.1/2 65 76.1 76.0 75.2 76.6 75.3 3.25 3.65 4.5 5.80 6.49 7.92 88.9 65
3.80 88.9 88.7 87.9 89.5 88.0 3.25 4.05 4.50 4.50 6.81 8.43 10.10 101.6 71
3.1/2 90 101.6 101.2 100.3 102.1 100.4 3.65 4.05 4.85 8.76 9.70 11.90 114.3 75
4 100 11.4.3 113.9 113.0 115.0 113.1 3.65 4.5 5.4 9.90 12.10 14.50 127 83
5 125 139.7 - - 140.8 138.5 - 4.85 5.4 - 16.60 17.90 159 92
6 150 165.1 - - 166.5 163.9 - 4.85 5.4 - 19.70 21.20 177.8 92