Nominal size | I.D. (mm) | R.D. (mm) | O.D. (mm) | Working pressure (Mpa) | Proof pressure | Bursting pressure (Mpa) | Bend radius (mm) | Weight approx | |||
inch | min | max | min | max | min | max | max | Mpa | min | max | KG/m |
3-5-72 | 4.5 | 5.5 | 12.6 | 13.8 | 16 | 17.2 | 72 | 108 | 180 | 120 | 0.5 |
3-6-68 | 5.5 | 6.5 | 14.4 | 15.6 | 17.9 | 19.3 | 68 | 102 | 170 | 140 | 0.56 |
3-8-44 | 7.5 | 8.5 | 16.9 | 18.1 | 19.9 | 21.3 | 44 | 66 | 110 | 160 | 0.83 |
3-10-44 | 9.5 | 10.5 | 18.9 | 20.1 | 21.9 | 23.3 | 44 | 66 | 110 | 180 | 0.95 |
3-13-32 | 12.5 | 13.5 | 22.7 | 24.3 | 25.7 | 27.5 | 32 | 48 | 96 | 240 | 1.22 |
3-16-23 | 15.5 | 16.5 | 25.7 | 27.3 | 28.7 | 30.5 | 23 | 34.5 | 69 | 300 | 1.3 |
3-19-20 | 18.5 | 19.5 | 28.7 | 30.3 | 31.7 | 33.5 | 20 | 30 | 60 | 330 | 1.62 |
3-22-18 | 21.5 | 22.5 | 31.7 | 33.3 | 34 | 35.8 | 18 | 27 | 54 | 380 | 1.81 |
3-25-16 | 24.5 | 25.5 | 35.2 | 36.8 | 38.7 | 40.5 | 16 | 24 | 48 | 400 | 1.99 |
3-32-12 | 31.3 | 32.7 | 42.2 | 43.8 | 46.8 | 49.5 | 12 | 18 | 36 | 450 | 2.46 |
3-38-11 | 37.3 | 38.7 | 48.2 | 49.8 | 45.8 | 55.5 | 11 | 16.5 | 33 | 500 | 3.08 |
3-51-9 | 50 | 52 | 61.2 | 62.8 | 65.8 | 68.5 | 9 | 13.5 | 27 | 630 |