Water Density by Temperature Formula
|
| \(\large{ \rho_w = \frac{ \rho_{H2O} }{ 1 \;+\; a_v \; \left( T \;-\; T_0 \right) } }\) |
| Symbol |
English |
Metric |
| \(\large{ \rho_w }\) (Greek symbol rho) = water density by temperature |
\(\large{\frac{lbm}{ft^3}}\) |
\(\large{\frac{kg}{m^3}}\) |
| \(\large{ \rho_{H2O} }\) (Greek symbol rho) = normal density of water |
\(\large{\frac{lbm}{ft^3}}\) |
\(\large{\frac{kg}{m^3}}\) |
| \(\large{ T }\) = temperature of water |
\(\large{ F }\) |
\(\large{ F }\) |
| \(\large{ T_0 }\) = normal temperature of water |
\(\large{ F }\) |
\(\large{ F }\) |
| \(\large{ \alpha_v }\) (Greek symbol alpha) = volumetric thermal expansion coefficient (0.0002) |
\(\large{ \frac{in^3}{in^3\;F} }\) |
\(\large{ \frac{mm^3}{mm^3\;C} }\) |
