Conversion Formula
$$\mu_{\text{lb/(ft·s)}} = \mu_{\text{cP}} \times 6.7197 \times 10^{-4}$$
Multiply centipoise by 6.7197e-4 to get lb/(ft·s).
cP to lb/(ft·s) Conversion Table
| Centipoise (cP) | Pound per Foot-Second (lb/(ft·s)) |
|---|---|
| 0.1 | 0.0000671969 |
| 0.5 | 0.000335984 |
| 1 | 0.000671969 |
| 2 | 0.00134394 |
| 5 | 0.00335984 |
| 10 | 0.00671969 |
| 25 | 0.0167992 |
| 50 | 0.0335984 |
| 100 | 0.0671969 |
| 250 | 0.167992 |
| 500 | 0.335984 |
| 1,000 | 0.671969 |
cP to lb/(ft·s) in Engineering
Dynamic (absolute) viscosity is critical for pipe flow calculations, lubrication engineering, and chemical process design. The centipoise (cP) is the most commonly used unit in practice, where water at 20°C has a viscosity of approximately 1.002 cP.
Centipoise: Most common practical viscosity unit. Water at 20°C ≈ 1.002 cP. Standard in petroleum and chemical engineering.
Pound per Foot-Second: US customary dynamic viscosity unit. Used in some US fluid mechanics references and pipe flow calculations.