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