Decibars to newtons per square millimeter converter above calculates how many newtons per square millimeter are in 'X' decibars (where 'X' is the number of decibars to convert to newtons per square millimeter). In order to convert a value from decibars to newtons per square millimeter (from dbar to N/mm²) type the number of dbar to be converted to N/mm² and then click on the 'convert' button.