Convert Centistokes to Pascal Second

Convert centistokes to pascal seconds by entering a value below.

1 cSt (centistokes) = 1e-6 Pa·s (pascal seconds)

How to Convert Centistokes to Pascal Seconds

The centistokes and pascal second are both units of viscosity. By definition, 1 pascal second equals exactly 1000000 centistokes. This means to convert centistokes to pascal seconds, you divide by 1000000.

Formula

pascal seconds = centistokes ÷ 1000000

Step-by-Step Example

Convert 5 cSt to pascal seconds:

1
Convert 5 cSt to pascal seconds

We need to convert centistokes to pascal seconds

2
Apply the formula

Since 1 Pa·s = 1000000 cSt, divide by 1000000

5 ÷ 1000000 = 5e-6

Answer

5 cSt = 5e-6 Pa·s

Centistokes to Pascal Second Conversion Table

Quick reference table for common centistokes to pascal second conversions. Click any value for detailed calculation.

Centistokes (cSt) Pascal Seconds (Pa·s)
0.1 cSt 1e-7 Pa·s
0.5 cSt 5e-7 Pa·s
1 cSt 1e-6 Pa·s
2 cSt 2e-6 Pa·s
5 cSt 5e-6 Pa·s
10 cSt 1e-5 Pa·s
25 cSt 2.5e-5 Pa·s
50 cSt 5e-5 Pa·s
100 cSt 1e-4 Pa·s

About These Units

Centistokes (cSt)

The centistoke (cSt) is the most widely used kinematic viscosity unit, equal to 1 mm²/s. Water at 20°C: 1 cSt (reference). Motor oil grades: SAE 30 is 100 cSt at 40°C. ISO viscosity grades (VG 32, VG 46, etc.) specify cSt at 40°C. Standard for lubricant specifications worldwide.

Pascal Second (Pa·s)

The Pascal second (Pa·s) is the SI unit of dynamic (absolute) viscosity—a fluid's resistance to shear flow. Water at 20°C: 0.001 Pa·s, motor oil: 0.1-0.3 Pa·s, honey: 2-10 Pa·s, molten glass: 10-1000 Pa·s. Formula: τ = η × (dv/dy). One Pa·s = 10 poise = 1000 centipoise.

Frequently Asked Questions

How do I convert centistokes to pascal seconds?

To convert centistokes to pascal seconds, divide the value by 1000000. For example, 10 cSt = 1e-5 Pa·s.

How many pascal seconds are in 1 centistokes?

1 centistokes equals 1e-6 pascal seconds.

What is the formula for centistokes to pascal seconds?

The formula is: Pa·s = cSt ÷ 1000000.