DN Hose I.D Wire O.D Hose O.D Working Pressure Burst Pressure Minimum Bend Radius Weight Length inch mm mm mm MPa psi MPa psi mm kg/m metres 19 3/4 19.0 28.4 32.1 34.5 5000 138.0 20000 240 1.68 20 to 40 25 1 25.4 35.2 38.7 34.5 5000 138.0 20000 300 2.24 20 to 40 32 1 1/4 31.8 41.9 50.2 34.5 5000 138.0 20000 420 3.90 20 to 40 38 1 1/2 38.1 48.8 57.7 34.5 5000 138.0 20000 500 5.07 20 to 40 51 2 50.8 63.2 71.5 34.5 5000 138.0 20000 630 7.91 20 to 40