Specific Gravity Converter

Convert specific gravity to density in various units. Specific gravity is the ratio of a substance density to water density.

SG

kg/m³

1,025.0

g/cm³1.0250
lb/ft³63.99
lb/gal8.554

Formula

## Specific Gravity **Specific Gravity = Density of Substance / Density of Water** Since water density is 1 g/cm³ (or 1000 kg/m³ at 4°C), specific gravity is numerically equal to density in g/cm³. ### Quick Conversions - **kg/m³** = SG x 1,000 - **g/cm³** = SG x 1 - **lb/ft³** = SG x 62.428 - **lb/gal** = SG x 8.345

Exemplo Resolvido

Convert SG 1.025 (seawater).

  1. 01kg/m³ = 1.025 x 1000 = 1025
  2. 02g/cm³ = 1.025
  3. 03lb/ft³ = 1.025 x 62.428 = 63.99
  4. 04lb/gal = 1.025 x 8.345 = 8.554

Perguntas Frequentes

What does a specific gravity of 1 mean?

A specific gravity of 1.0 means the substance has the same density as water. Values above 1 are denser (sink in water), below 1 are less dense (float).

What is the specific gravity of common materials?

Water: 1.0, seawater: 1.025, gasoline: 0.72, honey: 1.42, mercury: 13.6, aluminum: 2.7, steel: 7.8, gold: 19.3.

Aprender

Metric vs Imperial: A Complete Guide to the Two Measurement Systems

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