Pascal second
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Switch reyn to Pa·s
Pascal second Unit Table
A list of units symbol and data.
From Pa·sTo reynAll conversion
1 Pa·s0.0001450376807894691 reyn
2 Pa·s0.0002900753615789382 reyn
3 Pa·s0.0004351130423684073 reyn
4 Pa·s0.0005801507231578764 reyn
5 Pa·s0.0007251884039473455 reyn
6 Pa·s0.0008702260847368146 reyn
7 Pa·s0.0010152637655262836 reyn
8 Pa·s0.0011603014463157529 reyn
9 Pa·s0.001305339127105222 reyn
10 Pa·s0.001450376807894691 reyn
Description

Understanding the Pascal Second (Pa·s)

The Pascal second (Pa·s) is the SI unit of dynamic viscosity, representing the internal resistance of a fluid to flow. It quantifies the force required to move one layer of fluid in relation to another. Specifically, one Pascal second equals one newton-second per square meter (N·s/m²).

This unit is pivotal in engineering and physics, especially when analyzing fluid dynamics in systems where precise viscosity measurements are crucial. For instance, in designing lubrication systems, understanding the fluid's resistance helps in selecting appropriate lubricants to ensure optimal performance.

In practical applications, the Pa·s is often used in conjunction with other units to express viscosity in more manageable terms, such as millipascal-seconds (mPa·s), where 1 Pa·s equals 1000 mPa·s.

The Reyn: A British Unit of Dynamic Viscosity

The Reyn is a British unit of dynamic viscosity, named in honor of Osborne Reynolds, a pioneer in fluid mechanics. It represents the force in pound-force required to move a fluid layer over another with a velocity gradient of one inch per second across a one-inch gap.

While the Reyn is largely obsolete, understanding this unit is important when dealing with historical engineering documents and literature. It provides insight into the evolution of viscosity measurement and the development of fluid dynamics as a discipline.

Converting the Reyn to SI units involves multiplying by approximately 6890, yielding the equivalent value in Pascal seconds (Pa·s).

Complete list of conversion for Pascal second
Pascal second (Pa·s)

1 Pascal second = 1000 Millipascal second

Convert 2 Pa·s → mPa·s

1 Pascal second = 10 Poise

Convert 2 Pa·s → P

1 Pascal second = 1000 Centipoise

Convert 2 Pa·s → cP

1 Pascal second = 10 Dyne second per square centimeter

Convert 2 Pa·s → dyn·s/cm²

1 Pascal second = 1 Newton second per square meter

Convert 2 Pa·s → N·s/m²

1 Pascal second = 1 Kilogram per meter second

Convert 2 Pa·s → kg/(m·s)

1 Pascal second = 0.020885434660773968 Pound-force second per square foot

Convert 2 Pa·s → lbf·s/ft²

1 Pascal second = 0.0001450376807894691 Pound-force second per square inch

Convert 2 Pa·s → lbf·s/in²

1 Pascal second = 0.0001450376807894691 Reyn

Convert 2 Pa·s → reyn