Convert 1 Pound Per Square Inch to Ton-Force (long) per Sq. Foot

1 psi (Pound Per Square Inch) is equal to 0.06428571428571449 tf (long)/ft² (Ton-Force (long) per Sq. Foot). To convert from Pound Per Square Inch to Ton-Force (long) per Sq. Foot, multiply by 0.06428571428571449 or divide by 15.555555555555507.

• 1 psi × 0.064285714285714 = 0.064285714285714 tf (long)/ft²
• 1 psi ÷ 15.555555555556 = 0.064285714285714 tf (long)/ft²