Megabars to kips per square inch conversion calculator shown above calculates how many kips per square inch are in 'X' megabars (where 'X' is the number of megabars to convert to kips per square inch). In order to convert a value from megabars to kips per square inch (from Mbar to ksi) just type the number of Mbar to be converted to ksi and then click on the 'convert' button.