Relative Density Chart (S.G.)
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Data from "Coordinating Research Council", CRC 530
Toggle data sets by clicking the legend, CSV files in github.
Relative Density Calculator
Degrees (°F)
Degrees (°C)
Specific Gravity:
Density (kg/m³)*:
Density (lb/in³)*:
Density (lb/gal)*:
Density (lb/ft³)*:
Density (kg/m³)**:
Density (lb/in³)**:
Density (lb/gal)**:
Density (lb/ft³)**:
Density (kg/m³)***:
Density (lb/in³)***:
Density (lb/gal)***:
Density (lb/ft³)***:
°API**:
Specific Gravity is a Contentious Unit
* Based on density of water of 60°F = 999 (kg/m³) *
** Based on density of water of 70°F = 998 (kg/m³) **
*** Based on density of water of 4°F = 1000 (kg/m³) ***
**** °API is typically referenced at 60°F ****