The result of your conversion between nanonewton and ton-force [metric] appears here
To convert between Nanonewton and Ton-force [metric] you have to do the following:
First divide 0.000000001 / 0.00980665*1000000 = 0.
Then multiply the amount of Nanonewton you want to convert to Ton-force [metric], use the chart below to guide you.
Symbol: nN
No description
Symbol: tf
No description