What Is GPM in Flow Meter?

GPM is the abbreviation for gallons per minute and is used to indicate the volume of liquid flowing through a pipe diameter in one minute. Is a unit of measurement used in flow meters. Essentially, it tells you how many gallons of liquid are moving through the pipe per minute. GPM is widely used in a variety of industries and applications such as water supply systems, irrigation and fluid transfer. Understanding GPM in a flow meter is important for both selecting and using a flow meter.

 GPM in Flow Meter

flow measurement units

In the world of flow meters, various units of measurement are used to quantify the flow of liquids or gases. These units help to ensure precise flow control and monitoring across industries. Let’s take a look at some of the commonly used flow meter units:

Gallons per Minute (GPM): As we discussed earlier, GPM is a popular unit for measuring liquid flow, especially in the United States, where the imperial system is widely used.

Liters per Minute (LPM): LPM is another unit for measuring liquid flow, commonly used in countries that follow the metric system. One GPM is approximately equal to 3.785 LPM.

Cubic Meters per Hour (m³/h): This unit measures the volume of gas or liquid flow per hour and is often used in large-scale applications, such as water supply networks and industrial processes.

Standard Cubic Feet per Minute (SCFM): SCFM is a unit for measuring gas flow rates. It represents the volume of gas flowing per minute, corrected to standard conditions of temperature and pressure.

Cubic Feet per Minute (CFM): Similar to SCFM, CFM is a unit for measuring gas flow rates, but without adjusting for temperature and pressure.

By understanding these commonly used flow meter units, you can better select and utilize flow meters for your specific application, ensuring accurate measurements and optimal performance.

Flow Unit Conversion Table

GPM LPM L/h M3/h
1 3.785 227.1 0.227
5 18.925 1135.5 1.135
10 37.85 2271 2.271

More about:

GPM Flow Meters

GPM Flow Meters specifically refers to a type of flow meter that can use GPM as the flow indication unit. Sino-Inst’s flow rate is basically equipped with a smart display, and the flow display unit can be set and adjusted. Such as GPM, USG, L/h, Kg/h, etc.

Flow meters with GPM units are widely used to measure liquid flow in various industries. Some popular types of flow meters that measure in GPM include:

Model Measure Range
L/H GPM
GF02 0.6-50 0.0026-0.2201
GF04 5-250 0.0220-1.1007
GF06 10-500 0.0440-2.2014
GF10 50-1200 0.2201-5.2834
GF15 200-3000 0.8806-13.2088
GF25 1000-12000 4.4029-52.8340
GF32 2000-20000 8.8057-105.6680

Read more about: Top Flow Meters for PVC Pipes: Find Your Ideal Match

Diameter (mm) Normal flow range (m3/h) Normal flow range (GPM) Extended flow range(m3/h) Extended flow range (GPM)
DN 4 0.04-0.25 0.176-1.1 0.04-0.4 0.176-1.76
DN 6 0.1-0.6 0.44-2.64 0.06-0.6 0.264-2.64
DN 10 0.2-1.2 0.88-5.28 0.15-1.5 0.66-6.6
DN 15 0.6-6 2.64-26.4 0.4-8 1.76-35.2
DN 20 0.8-8 3.52-35.2 0.45-9 1.98-39.6
DN 25 1-10 4.4-44 0.5-1 2.2-4.4
DN 32 1.5-15 6.6-66 0.8-15 3.52-66
DN 40 2-20 8.8-88 1-20 4.4-88
DN 50 4-40 17.6-176 2-40 8.8-176
DN 65 7-70 30.8-308 4-70 17.6-308
DN 80 10-100 44-440 5-100 22-440
DN 100 20-200 88-880 10-200 44-880
DN 125 25-250 110-1100 13-250 57.2-1100
DN 150 30-300 132-1320 15-300 66-1320
DN 200 80-800 352-3520 40-800 176-3520
Nominal diameter(DN mm) Minimum flow measurement range (m3/h) Maximum flow measurement range (m3/h) Min flow range (GPM) Max flow range (GPM)
15 0.06 6.36 0.264 28
20 0.11 11.31 0.485 49.78
25 0.17 17.67 0.748 77.77
32 0.28 28.94 1.234 127.43
40 0.45 45.23 1.984 199.02
50 0.71 70.68 3.127 311.21
65 1.19 119.45 5.241 525.64
80 1.81 180.95 7.968 796.97
100 2.82 282.74 12.41 1244.4
125 4.41 441.71 19.42 1944.12
150 6.36 636.17 27.99 2801.58
200 11.31 1130.97 49.78 4978.68
250 17.67 1767.14 77.77 7776.3
300 25.44 2544.69 111.95 11195.44
350 34.63 3463.6 152.55 15255.28
400 45.23 4523.89 199.02 19902.66
450 57.25 5725.55 251.96 25196.66
500 70.68 7068.58 310.98 31098.28
600 101.78 10178.76 448.06 44805.98
700 138.54 13854.42 609.35 60935.07
800 180.95 18095.57 796.97 79697.23
Nominal Diameter (mm) Flow Range (m3/h) Flow Range (GPM)
10 0.02 – 0.2 0.0881 – 0.8806
15 0.075 – 0.75 0.3302 – 3.3022
20 0.15 – 1.5 0.6604 – 6.6043
25 0.3 – 3 1.3209 – 13.2086
40 0.75 – 7.5 3.3022 – 33.0215
50 1.2 – 12 5.2834 – 52.8344
80 3-30 13.2086 – 132.0862
100 5 – 50 22.0143 – 220.1435
150 9.5 – 95 41.8272 – 418.2724
200 17.4 – 174 76.6099 – 766.0991

Of course, in addition to the above several flowmeters. Other flow meters can also support GPM unit display. Such as ultrasonic flowmeter, mass flowmeter and so on.

Online Flow Measurement Units Converter Tools

Mass Flow & Density to Volume Flow CalculatorMass Flow Rate Unit ConverterVolume Flow Rate Converter
Volume Flow & Density to Mass Flow CalculatorVolumetric Flow Rate & Pipe Diameter to Flow Speed Calculator

Frequently
Asked
Questions

GPM stands for gallons per minute, and it’s a measurement of the flow rate of water through a water meter. It tells you how many gallons of water are passing through the meter every minute. GPM is commonly used in the United States to measure water flow rates in residential, commercial, and industrial applications.

Reading a GPM flow meter is pretty straightforward. First, locate the flow rate indicator on the meter, usually displayed as a dial or digital readout. The number shown represents the flow rate in gallons per minute (GPM). Some meters might display the flow rate in liters per minute (L/min) or cubic meters per hour (m3/h). In these cases, you can convert the values to GPM using a conversion factor (1 L/min = 0.264172 GPM, 1 m3/h = 4.40287 GPM).

Flow Meter Selection Guide 101: Find the Perfect Fit for Your Application

The GPM for a 3/4-inch water meter can vary based on factors like water pressure and the meter’s specific design. Generally, a 3/4-inch water meter can handle a flow rate of around 10 to 30 GPM. To find the exact GPM for your 3/4-inch water meter, you can check the manufacturer’s specifications or consult with a plumber.

More Flow Meter Markets and Applications

In conclusion, understanding flow rates and water meter sizes is essential for effective water management, whether you’re a homeowner, business owner, or engineer. GPM, or gallons per minute, is a widely used measurement to indicate the flow rate of water through a meter. By knowing how to read your flow meter and understanding the GPM values for different water meter sizes, you can make more informed decisions about your water usage.

We, Sino-Inst, pride ourselves on being a professional flowmeter supplier with years of experience in the industry. We offer a wide range of flowmeters suitable for various applications, ensuring that you get the perfect solution for your water management needs. So, don’t hesitate to reach out to us for expert advice, top-quality products, and outstanding customer service.

Ready to upgrade your flow meter or need help selecting the right one? Give us a call or visit our website to browse our extensive selection of flowmeters and find the perfect match for your needs. Let Sino-Inst be your go-to partner for all things related to flow measurement and water management.

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