Convert Pound per Foot Second to Square Millimeter per Second
Convert pounds per foot second to square millimeters per second by entering a value below.
How to Convert Pounds per Foot Second to Square Millimeters per Second
The pound per foot second and square millimeter per second are both units of viscosity. By definition, 1 pound per foot second equals exactly 1488164 square millimeters per second. This means to convert pounds per foot second to square millimeters per second, you multiply by 1488164.
Formula
Step-by-Step Example
Convert 5 lb/(ft·s) to square millimeters per second:
We need to convert pounds per foot second to square millimeters per second
Since 1 lb/(ft·s) = 1488164 mm²/s, multiply by 1488164
5 × 1488164 = 7440820
5 lb/(ft·s) = 7440820 mm²/s
Pound per Foot Second to Square Millimeter per Second Conversion Table
Quick reference table for common pound per foot second to square millimeter per second conversions. Click any value for detailed calculation.
| Pounds per Foot Second (lb/(ft·s)) | Square Millimeters per Second (mm²/s) |
|---|---|
| 0.1 lb/(ft·s) | 148816.4 mm²/s |
| 0.5 lb/(ft·s) | 744082 mm²/s |
| 1 lb/(ft·s) | 1488164 mm²/s |
| 2 lb/(ft·s) | 2976328 mm²/s |
| 5 lb/(ft·s) | 7440820 mm²/s |
| 10 lb/(ft·s) | 14881640 mm²/s |
| 25 lb/(ft·s) | 37204100 mm²/s |
| 50 lb/(ft·s) | 74408200 mm²/s |
| 100 lb/(ft·s) | 148816400 mm²/s |
About These Units
Pound per Foot Second (lb/(ft·s))
Pounds per foot-second (lb/(ft·s)) is an imperial viscosity unit equal to 1.488 Pa·s. Uses mass rather than force. Also called pound-mass per foot-second. Water at 20°C: 6.7×10⁻⁴ lb/(ft·s). Common in US fluid mechanics textbooks.
Square Millimeter per Second (mm²/s)
Square millimeters per second (mm²/s) is exactly equal to centistokes (cSt)—the most common kinematic viscosity unit for oils. Water 1 mm²/s, ISO VG 32 hydraulic oil 32 mm²/s at 40°C, SAE 10W-30 motor oil 70-110 mm²/s at 40°C. Standard for lubricant classification.
Frequently Asked Questions
How do I convert pounds per foot second to square millimeters per second?
To convert pounds per foot second to square millimeters per second, multiply the value by 1488164. For example, 10 lb/(ft·s) = 14881640 mm²/s.
How many square millimeters per second are in 1 pound per foot second?
1 pound per foot second equals 1488164 square millimeters per second.
What is the formula for pounds per foot second to square millimeters per second?
The formula is: mm²/s = lb/(ft·s) × 1488164.