This calculator allows you to convert from Gigapascal to Ton-force (short)/sq. foot and in a reverse direction. To convert from Gigapascal to Ton-force (short)/sq. foot, enter the amount of Gigapascal into the first input and to convert from Ton-force (short)/sq. foot to Gigapascal, enter the amount of Ton-force (short)/sq. foot into the second input.