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