SR NO.I.D.O.D.W.T.W.P.B.P.MIN. B.R.
(inch)(mm)(mm)(mm)(psi)(bar)(psi)(bar)(mm)
013/16"4.87.60.8529722051189082020
021/4"6.49.40.8527201881087575028
035/16"811.10.852355162942565028
043/8"1013.10.851885130754052033
051/2"12.716.211630112652545066
065/8"1619.411160804640320150
073/4"19231.21015704060280225
087/8"22.226.21.2870603475240245
091"25.429.81.5725502900200300
Please note, the typical safe working pressure figures in the table were calculated on a safety factor of ‘4’. All stated working and burst pressures are measured at the room temperature of 25°C