Pound Square Foot to Pound-Force Inch Square Second Conversion

Convert between Pound Square Foot and Pound-Force Inch Square Second quickly and accurately.

lb·ft²
lbf·in·s²

How to Convert Pound Square Foot to Pound-Force Inch Square Second

Conversion Formula

1 lb·ft² = 0.373 lbf·in·s²
1 lbf·in·s² = 2.681 lb·ft²

Example

Convert 15 lb·ft² to lbf·in·s²:

15 lb·ft² = 15 × 0.373 lbf·in·s² = 5.595 lbf·in·s²

Unit Information

Learn about the moment of inertia units you're converting between

Pound Square Foot

lb·ft²

Definition

The pound square foot (lb·ft²) is a unit of moment of inertia in the imperial system. It is commonly used in US engineering and construction applications.

History/Origin

This unit combines the pound (mass) with the square foot, providing a measure of moment of inertia in the imperial system for larger scale applications.

Current Use

Widely used in US engineering, construction, and mechanical design where imperial units are preferred for moment of inertia calculations in larger systems.

Multiplier

0.042

Offset

0

Pound-Force Inch Square Second

lbf·in·s²

Definition

The pound-force inch square second (lbf·in·s²) is a unit of moment of inertia in the imperial gravitational system for smaller scale applications.

History/Origin

Based on the pound-force and inch, this unit provides moment of inertia measurements in the imperial gravitational system for smaller force-based calculations.

Current Use

Used in imperial gravitational engineering systems, US precision structural analysis, and applications where imperial force-based calculations are preferred for smaller systems.

Multiplier

0.113

Offset

0

Pound Square Foot to Pound-Force Inch Square Second Conversion Table

Pound Square Foot [lb·ft²] Pound-Force Inch Square Second [lbf·in·s²]
1 lb·ft² 0.372971 lbf·in·s²
10 lb·ft² 3.729714 lbf·in·s²
25 lb·ft² 9.324285 lbf·in·s²
50 lb·ft² 18.64857 lbf·in·s²
100 lb·ft² 37.29714 lbf·in·s²
0 lb·ft² 0E+0 lbf·in·s²
-10 lb·ft² -3.729714 lbf·in·s²
-40 lb·ft² -14.918856 lbf·in·s²