| Metric Size (mm) | Imperial Size (inch) | SAE Dash Size | I.D. Min (mm) | I.D. Max (mm) | W.D. Min (mm) | W.D. Max (mm) | O.D. 2ST Type (mm) | O.D. 2SN Type (mm) | W.P. (Mpa) | W.P. (Psi) | P.P. (Mpa) | P.P. (Psi) | B.P. (Mpa) | B.P. (Psi) | Min. Bend Radius (mm) | W.T. (kg/m) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 3/16 | -3 | 4.9 | 5.4 | 10.6 | 11.6 | 15.1 | 16.7 | 41.5 | 6020 | 83 | 12035 | 165 | 24080 | 90 | 0.32 |
| 6.3 | 1/4 | -4 | 6.4 | 7.0 | 12.1 | 13.3 | 16.7 | 18.3 | 40 | 5800 | 80 | 11600 | 160 | 23200 | 90 | 0.36 |
| 8 | 5/16 | -5 | 7.9 | 8.5 | 13.7 | 14.9 | 18.3 | 19.9 | 35 | 5075 | 70 | 10150 | 140 | 20300 | 115 | 0.45 |
| 10 | 3/8 | -6 | 9.5 | 10.1 | 16.1 | 17.3 | 20.6 | 22.2 | 33 | 4785 | 66 | 9570 | 132 | 19140 | 125 | 0.54 |
| 12.5 | 1/2 | -8 | 12.7 | 13.5 | 19.0 | 20.6 | 23.8 | 25.4 | 27.5 | 3990 | 55 | 7975 | 110 | 15950 | 180 | 0.68 |
| 16 | 5/8 | -10 | 15.8 | 16.7 | 22.2 | 23.8 | 27.0 | 28.6 | 25 | 3625 | 50 | 7250 | 100 | 14500 | 205 | 0.80 |
| 19 | 3/4 | -12 | 18.8 | 19.8 | 26.2 | 27.8 | 31.0 | 32.6 | 21.5 | 3120 | 43 | 6235 | 85 | 12325 | 240 | 0.94 |
| 25 | 1 | -16 | 25.4 | 26.4 | 34.1 | 35.7 | 38.5 | 40.9 | 16.5 | 2390 | 32.5 | 4710 | 65 | 9425 | 300 | 1.35 |
| 32 | 1-1/4 | -20 | 31.8 | 33.0 | 43.3 | 45.7 | 49.2 | 52.4 | 12.5 | 1810 | 25 | 3625 | 50 | 7250 | 420 | 2.15 |
| 38 | 1-1/2 | -24 | 38.1 | 39.3 | 49.6 | 52.0 | 55.6 | 58.8 | 9 | 1305 | 18 | 2610 | 36 | 5220 | 520 | 2.65 |
| 51 | 2 | -32 | 50.6 | 52.0 | 62.3 | 64.7 | 68.2 | 71.4 | 8 | 1160 | 16 | 2320 | 32 | 4640 | 630 | 3.42 |
