1. What is Specific Gravity to Density Conversion?

Specific gravity is a dimensionless quantity that represents the ratio of the density of a substance to the density of a reference material (typically water). Converting specific gravity to density in lb/in³ provides the actual mass per unit volume measurement.

2. How Does the Calculator Work?

The calculator uses the conversion formula:

Where:

• \( density \) — Density in pounds per cubic inch (lb/in³)
• \( SG \) — Specific gravity (dimensionless)
• \( 0.036127 \) — Conversion factor (density of water in lb/in³)

Explanation: The formula multiplies the specific gravity by the density of water (0.036127 lb/in³) to obtain the absolute density of the material.

3. Importance of Density Calculation

Details: Density calculations are essential in material science, engineering, and various industrial applications for determining material properties, buoyancy calculations, and quality control processes.

4. Using the Calculator

Tips: Enter the specific gravity value (unitless). The value must be greater than 0. The calculator will automatically compute the density in pounds per cubic inch.

5. Frequently Asked Questions (FAQ)

Q1: What is specific gravity?
A: Specific gravity is the ratio of the density of a substance to the density of a reference substance (typically water at 4°C).

Q2: Why use 0.036127 as the conversion factor?
A: This value represents the density of water in pounds per cubic inch (lb/in³) at standard conditions.

Q3: Can this calculator be used for all materials?
A: Yes, as long as you have the specific gravity value, this conversion works for solids, liquids, and gases.

Q4: What are typical specific gravity values?
A: Water has SG = 1.0. Most solids range from 0.5 (light woods) to 19.3 (gold). Liquids typically range from 0.8 (gasoline) to 1.4 (some acids).

Q5: How accurate is this conversion?
A: The conversion is mathematically exact. Accuracy depends on the precision of your specific gravity measurement and temperature conditions.