What does pound-force second per square foot measure?

It measures dynamic viscosity, indicating a fluid's resistance to shear flow in the Imperial/US customary system.

Is poundal second/square foot widely used today?

No, it is more commonly found in historical contexts and older engineering systems rather than in modern applications.

Convert Pound-force second/sq. foot to Poundal second/square foot

Q: Why convert from pound-force second/sq. foot to poundal second/square foot?

To align viscosity measurements between US customary and older FPS imperial units for engineering accuracy and historical data comparison.

Easily convert dynamic viscosity values from pound-force second per square foot (lbf·s/ft²) to poundal second per square foot with this online unit converter, useful for engineering and fluid dynamics applications.

Pound-force second/sq. foot

Poundal second/square foot

Please check your input. It must be a valid numeric value.

Pound-force second/sq. foot to Poundal second/square foot Conversion Table

Pound-force second/sq. foot	Poundal second/square foot

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

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Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Pound-force second/sq. foot to Poundal second/square foot Conversion Table
Pound-force second/sq. foot	Poundal second/square foot

Explore More Viscosity Dynamic Units Converter

What Is This Tool?

This converter transforms dynamic viscosity measurements from pound-force second per square foot to poundal second per square foot, supporting engineers and researchers who work with various imperial viscosity units.

How to Use This Tool?

Enter the viscosity value in pound-force second per square foot
Select the target unit as poundal second per square foot
Click the convert button to see the equivalent viscosity value
Use the result for engineering calculations or data comparisons

Key Features

Converts between two imperial dynamic viscosity units: pound-force second/sq. foot and poundal second/square foot
Supports viscosity measurement translations for petroleum, lubrication, and fluid dynamics engineering
Includes accurate conversion using the factor 32.1740485564
Suitable for both modern and historical viscosity data analysis
Browser-based and easy to use with immediate results

Examples

2 pound-force second/sq. foot equals 64.3480971128 poundal second/square foot
0.5 pound-force second/sq. foot equals 16.0870242782 poundal second/square foot

Common Use Cases

Specifying or testing viscosity for heavy oils, greases, and tars using Imperial units
Calculations involving pipe flow and pump design in legacy US-customary data
Converting historical fluid viscosity data reported in FPS units to enable modern comparisons
Performing lubricant viscosity analyses in older imperial engineering systems

Tips & Best Practices

Ensure consistency by always converting units when mixing pound-force and poundal based measurements
Use this converter to translate between older FPS and current US customary imperial viscosity units accurately
Double-check the unit labels in your engineering documents to avoid calculation errors
Apply conversion carefully in contexts such as fluid dynamics, pump design, and rheology studies

Limitations

These units, while both imperial, use differing force definitions which significantly affect values
Mixing pound-force and poundal units without conversion can lead to incorrect results
Poundal second per square foot is rare in modern usage and mainly relevant for historical data analysis

Frequently Asked Questions

What does pound-force second per square foot measure?: It measures dynamic viscosity, indicating a fluid's resistance to shear flow in the Imperial/US customary system.
Why convert from pound-force second/sq. foot to poundal second/square foot?: To align viscosity measurements between US customary and older FPS imperial units for engineering accuracy and historical data comparison.
Is poundal second/square foot widely used today?: No, it is more commonly found in historical contexts and older engineering systems rather than in modern applications.

Key Terminology

Pound-force second per square foot: An Imperial unit expressing dynamic viscosity as the force of one pound‑force applied for one second over one square foot.
Poundal second per square foot: An older FPS imperial unit representing dynamic viscosity as a force of one poundal applied for one second over one square foot.
Dynamic viscosity: A measure of a fluid's internal resistance to flow or shear stress.

Quick Knowledge Check

What physical property is converted using this tool?

Pressure

Dynamic viscosity

Density

The conversion rate from pound-force second/sq. foot to poundal second/square foot is approximately:

32.17

47.88

Which situation would require converting between these viscosity units?

Comparing historical fluid dynamics data

Measuring electrical resistance

Calculating mass flow rate

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