This standard defines the reference characteris ics for the feed water and boiler water of fire tube steam generators and pressurized water generators, up to a pressure of 3.5 MPa (35 bar) , as well as the frequency and nature of the checks to be carried out by the operator.
NBN I 01-005-1990 history
1990NBN I 01-005-1990 Water quality for steamgenerators with smoke tubes to 3,5 MPa (35 bar) and for boilers and circuits with superheated water