Newtons per square meter to decibars converter above calculates how many decibars are in 'X' newtons per square meter (where 'X' is the number of newtons per square meter to convert to decibars). In order to convert a value from newtons per square meter to decibars (from N/m² to dbar) type the number of N/m² to be converted to dbar and then click on the 'convert' button.