1. What is GPM to m³/min Conversion?

The GPM to m³/min conversion is used to convert flow rate measurements from gallons per minute (GPM) to cubic meters per minute (m³/min). This conversion is essential in various engineering, industrial, and scientific applications where metric units are required.

2. How Does the Conversion Work?

The conversion uses the following formula:

Where:

• \( GPM \) — Flow rate in gallons per minute
• \( 0.003785411784 \) — Conversion factor (1 gallon = 0.003785411784 cubic meters)

Explanation: Since 1 US gallon equals exactly 0.003785411784 cubic meters, multiplying GPM by this conversion factor gives the equivalent flow rate in cubic meters per minute.

3. Importance of Flow Rate Conversion

Details: Accurate flow rate conversion is crucial in water treatment systems, hydraulic engineering, chemical processing, and international projects where different measurement systems are used. Proper conversion ensures consistency and accuracy in calculations and specifications.

4. Using the Calculator

Tips: Enter the flow rate in gallons per minute (GPM). The value must be non-negative. The calculator will automatically convert it to cubic meters per minute with high precision.

5. Frequently Asked Questions (FAQ)

Q1: What is the exact conversion factor?
A: The exact conversion factor is 0.003785411784, which comes from the definition of 1 US gallon = 0.003785411784 cubic meters.

Q2: Is this for US gallons or imperial gallons?
A: This conversion uses US gallons. Imperial gallons are larger (1 imperial gallon = 0.00454609 cubic meters).

Q3: What are typical GPM values in practical applications?
A: Residential water systems: 5-20 GPM, industrial pumps: 50-500 GPM, large municipal systems: 1000+ GPM.

Q4: How accurate is this conversion?
A: The conversion is mathematically exact based on the defined relationship between gallons and cubic meters.

Q5: Can I convert m³/min back to GPM?
A: Yes, use the inverse conversion: GPM = m³/min ÷ 0.003785411784 or GPM = m³/min × 264.172.