Gallon per minute (GPM) is a crucial unit in measuring flow rate, especially in the context of plumbing, irrigation, and various industrial applications. Originally rooted in the British Imperial system, the gallon has a rich history with variations across countries—such as the US liquid gallon, which is approximately 3.785 liters, and the UK gallon, which is around 4.546 liters. This means that when considering flow rates, the distinction between these gallons can lead to significant differences in calculation and application.
What’s particularly fascinating about GPM is its pivotal role in modern sustainability efforts. For example, showerheads in the United States are often rated by their GPM to help reduce water usage and promote conservation. Low-flow fixtures, which typically limit water flow to 2.5 GPM or less, have become a standard in reducing both water waste and energy costs, highlighting the intersection of environmental responsibility and engineering.
Pint per minute is a unit of volumetric flow rate that may seem niche but actually holds fascinating applications. This unit measures how many pints of a substance flow through a system in one minute. Consider the world of brewing—craft beer enthusiasts and tradespeople alike use this metric to ensure that their brewing systems and taps are perfectly calibrated for pouring beer at an optimal rate. It’s the perfect balance to serve guests efficiently without causing overflow or foam.
Beyond brewing, pint per minute finds its utility in medicine, particularly in the transfusion of blood and other intravenous fluids. The human body is incredibly sensitive to flow rates, and healthcare professionals must rigorously monitor units like pint per minute to maintain safe and effective treatments. So next time you enjoy a pint of your favorite beverage, remember that this unit is a little powerhouse of precision, dictating the flow and ensuring quality in multiple industries.
Gallons per minute | Pints per minute |
---|---|
0
gal/min
|
0
pnt/min
|
10
gal/min
|
80
pnt/min
|
20
gal/min
|
160
pnt/min
|
30
gal/min
|
240
pnt/min
|
40
gal/min
|
320
pnt/min
|
50
gal/min
|
400
pnt/min
|
60
gal/min
|
480
pnt/min
|
70
gal/min
|
560
pnt/min
|
80
gal/min
|
640
pnt/min
|
90
gal/min
|
720
pnt/min
|
100
gal/min
|
800
pnt/min
|
110
gal/min
|
880
pnt/min
|
120
gal/min
|
960
pnt/min
|
130
gal/min
|
1040
pnt/min
|
140
gal/min
|
1120
pnt/min
|
150
gal/min
|
1200
pnt/min
|
160
gal/min
|
1280
pnt/min
|
170
gal/min
|
1360
pnt/min
|
180
gal/min
|
1440
pnt/min
|
190
gal/min
|
1520
pnt/min
|
200
gal/min
|
1600
pnt/min
|
210
gal/min
|
1680
pnt/min
|
220
gal/min
|
1760
pnt/min
|
230
gal/min
|
1840
pnt/min
|
240
gal/min
|
1920
pnt/min
|
250
gal/min
|
2000
pnt/min
|
260
gal/min
|
2080
pnt/min
|
270
gal/min
|
2160
pnt/min
|
280
gal/min
|
2240
pnt/min
|
290
gal/min
|
2320
pnt/min
|
300
gal/min
|
2400
pnt/min
|
310
gal/min
|
2480
pnt/min
|
320
gal/min
|
2560
pnt/min
|
330
gal/min
|
2640
pnt/min
|
340
gal/min
|
2720
pnt/min
|
350
gal/min
|
2800
pnt/min
|
360
gal/min
|
2880
pnt/min
|
370
gal/min
|
2960
pnt/min
|
380
gal/min
|
3040
pnt/min
|
390
gal/min
|
3120
pnt/min
|
400
gal/min
|
3200
pnt/min
|
410
gal/min
|
3280
pnt/min
|
420
gal/min
|
3360
pnt/min
|
430
gal/min
|
3440
pnt/min
|
440
gal/min
|
3520
pnt/min
|
450
gal/min
|
3600
pnt/min
|
460
gal/min
|
3680
pnt/min
|
470
gal/min
|
3760
pnt/min
|
480
gal/min
|
3840
pnt/min
|
490
gal/min
|
3920
pnt/min
|
500
gal/min
|
4000
pnt/min
|
510
gal/min
|
4080
pnt/min
|
520
gal/min
|
4160
pnt/min
|
530
gal/min
|
4240
pnt/min
|
540
gal/min
|
4320
pnt/min
|
550
gal/min
|
4400
pnt/min
|
560
gal/min
|
4480
pnt/min
|
570
gal/min
|
4560
pnt/min
|
580
gal/min
|
4640
pnt/min
|
590
gal/min
|
4720
pnt/min
|
600
gal/min
|
4800
pnt/min
|
610
gal/min
|
4880
pnt/min
|
620
gal/min
|
4960
pnt/min
|
630
gal/min
|
5040
pnt/min
|
640
gal/min
|
5120
pnt/min
|
650
gal/min
|
5200
pnt/min
|
660
gal/min
|
5280
pnt/min
|
670
gal/min
|
5360
pnt/min
|
680
gal/min
|
5440
pnt/min
|
690
gal/min
|
5520
pnt/min
|
700
gal/min
|
5600
pnt/min
|
710
gal/min
|
5680
pnt/min
|
720
gal/min
|
5760
pnt/min
|
730
gal/min
|
5840
pnt/min
|
740
gal/min
|
5920
pnt/min
|
750
gal/min
|
6000
pnt/min
|
760
gal/min
|
6080
pnt/min
|
770
gal/min
|
6160
pnt/min
|
780
gal/min
|
6240
pnt/min
|
790
gal/min
|
6320
pnt/min
|
800
gal/min
|
6400
pnt/min
|
810
gal/min
|
6480
pnt/min
|
820
gal/min
|
6560
pnt/min
|
830
gal/min
|
6640
pnt/min
|
840
gal/min
|
6720
pnt/min
|
850
gal/min
|
6800
pnt/min
|
860
gal/min
|
6880
pnt/min
|
870
gal/min
|
6960
pnt/min
|
880
gal/min
|
7040
pnt/min
|
890
gal/min
|
7120
pnt/min
|
900
gal/min
|
7200
pnt/min
|
910
gal/min
|
7280
pnt/min
|
920
gal/min
|
7360
pnt/min
|
930
gal/min
|
7440
pnt/min
|
940
gal/min
|
7520
pnt/min
|
950
gal/min
|
7600
pnt/min
|
960
gal/min
|
7680
pnt/min
|
970
gal/min
|
7760
pnt/min
|
980
gal/min
|
7840
pnt/min
|
990
gal/min
|
7920
pnt/min
|
1000
gal/min
|
8000
pnt/min
|
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