UN ISO High Pressure Gas Cylinders 

Model

DOT/TC O.D Length Weight Water Capacity Service Pressure Test Pressure Design Wall Thickness Material
  Specification in in lb in³ psi psi in  
    mm mm kg liters bar bar mm  
20CF ISO9809-1 5.24 14.76 13.67 220 2234 3365 0.118 30CrMo
    133 375 6.2 3.6 154 232 3 30CrMo
40CF ISO9809-1 7 17.91 28.22 476 2234 3365 0.157 30CrMo
    178 455 12.8 7.8 154 232 4 30CrMo
55CF ISO9809-1 7 23.23 35.28 660 2234 3365 0.157 30CrMo
    178 590 16 10.8 154 232 4 30CrMo
80CF ISO9809-1 7 32.09 46.31 958 2234 3365 0.157 30CrMo
    178 815 21 15.7 154 232 4 30CrMo
110CF ISO9809-1 7 42.72 59.53 1320 2234 3365 0.157 30CrMo
    178 1085 27 21.6 154 232 4 30CrMo
125CF ISO9809-1 7 42.72 59.53 1318 2524 3786 0.165 30CrMo
    178 1085 27 21.6 174 261 4.2 30CrMo
150CF ISO9809-1 7.44 46.26 67.24 1623 2234 3365 0.165 30CrMo
    189 1175 30.5 26.6 154 232 4.2 30CrMo
220CF ISO9809-1 9 51.57 112.46 2640 2234 3365 0.197 30CrMo
    229 1310 51 43.3 154 232 5 30CrMo
250CF ISO9809-1 9 51.57 114.66 2640 2524 3786 0.213 30CrMo
    229 1310 52 43.3 174 261 5.4 30CrMo
300CF ISO9809-1 9.25 55.51 134.51 2978 2668 4003 0.228 30CrMo
    235 1410 61 48.8 184 276 5.8 30CrMo
200BAR/50L ISO9809-1 9 59.45 143.33 3051 2900 4350 0.244 30CrMo
    229 1510 65 50 200 300 6.2 30CrMo
300BAR/80L ISO9809-2 10.51 69.69 238.1 4882 4351 6527 0.295 34CrMo4
    267 1770 108 80 300 450 7.5 34CrMo4
310BAR/45L ISO9809-2 9.25 52.56 143.33 2746 4496 6744 0.268 34CrMo4
    235 1335 65 45 310 465 6.8 34CrMo4
SPUN 220CF ISO9809-1 9 51.18 108.03 2640 2234 3365 0.197 30CrMo
    229 1300 49 43.3 154 232 5.0 30CrMo
SPUN 250CF ISO9809-1 9 51.18 108.03 2640 2524 3786 0.213 30CrMo
    229 1300 49 43.3 174 261 5.4 30CrMo
SPUN 300CF ISO9809-1 9.25 55.12 125.66 2978 2668 4003 0.228 30CrMo
    235 1400 57 48.8 184 276 5.8 30CrMo