• MPa   inHg
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Rounding Mode:

The megapascal (MPa) is a unit of pressure that is often used in a variety of scientific and engineering calculations, especially in materials science. One fascinating aspect of the megapascal is how it bridges different disciplines, such as geology, where it helps measure the strength of rocks, and civil engineering, where it is crucial for understanding the stress in structures. Interestingly, 1 MPa is equivalent to the pressure exerted by a weight of about 10.2 metric tons on a single square meter, illustrating its significant impact compared to everyday pressures we encounter.

In the realm of meteorology, pressures measured in MPa can indicate catastrophic weather conditions, as atmospheric pressure is usually measured in hectorpascals due to its lower scale. Also noteworthy is the use of MPa in automotive engine performance, where it assesses combustion forces, underlying the importance of this unit in ensuring both vehicle efficiency and safety. Thus, the megapascal is vital across varied fields, reflecting the diverse applications of pressure measurement in modern technology and natural phenomena.

Did you know?

The “inch of mercury” (inHg) is a unit of pressure commonly used in aviation, meteorology, and refrigeration. It originates from the barometric pressure measurement practice using a column of mercury. This unit became a staple due to its early adoption in weather forecasting and its accurate and consistent measurements. An interesting fact is that an inch of mercury is approximately equal to 33.86 millibars or 3386 Pascals, but what truly distinguishes it is its historical significance in the development of modern atmospheric science.

In the 17th century, Evangelista Torricelli, a student of Galileo, first discovered that atmospheric pressure could sustain a column of mercury, laying the groundwork for this unit. His invention, the barometer, revolutionized how we understand and predict weather, marking the inch of mercury as more than just a unit—it’s a nod to the evolution of scientific inquiry and practice.

> Megapascals to Inches of mercury Conversion Table

Megapascals Inches of mercury
0 MPa 0 inHg
1 MPa 295.29981 inHg
2 MPa 590.59961 inHg
3 MPa 885.89942 inHg
4 MPa 1181.19922 inHg
5 MPa 1476.49903 inHg
6 MPa 1771.79883 inHg
7 MPa 2067.09864 inHg
8 MPa 2362.39845 inHg
9 MPa 2657.69825 inHg
10 MPa 2952.99806 inHg
11 MPa 3248.29786 inHg
12 MPa 3543.59767 inHg
13 MPa 3838.89747 inHg
14 MPa 4134.19728 inHg
15 MPa 4429.49709 inHg
16 MPa 4724.79689 inHg
17 MPa 5020.0967 inHg
18 MPa 5315.3965 inHg
19 MPa 5610.69631 inHg
20 MPa 5905.99611 inHg
21 MPa 6201.29592 inHg
22 MPa 6496.59573 inHg
23 MPa 6791.89553 inHg
24 MPa 7087.19534 inHg
25 MPa 7382.49514 inHg
26 MPa 7677.79495 inHg
27 MPa 7973.09475 inHg
28 MPa 8268.39456 inHg
29 MPa 8563.69437 inHg
30 MPa 8858.99417 inHg
31 MPa 9154.29398 inHg
32 MPa 9449.59378 inHg
33 MPa 9744.89359 inHg
34 MPa 10040.19339 inHg
35 MPa 10335.4932 inHg
36 MPa 10630.79301 inHg
37 MPa 10926.09281 inHg
38 MPa 11221.39262 inHg
39 MPa 11516.69242 inHg
40 MPa 11811.99223 inHg
41 MPa 12107.29203 inHg
42 MPa 12402.59184 inHg
43 MPa 12697.89165 inHg
44 MPa 12993.19145 inHg
45 MPa 13288.49126 inHg
46 MPa 13583.79106 inHg
47 MPa 13879.09087 inHg
48 MPa 14174.39067 inHg
49 MPa 14469.69048 inHg
50 MPa 14764.99029 inHg
51 MPa 15060.29009 inHg
52 MPa 15355.5899 inHg
53 MPa 15650.8897 inHg
54 MPa 15946.18951 inHg
55 MPa 16241.48931 inHg
56 MPa 16536.78912 inHg
57 MPa 16832.08893 inHg
58 MPa 17127.38873 inHg
59 MPa 17422.68854 inHg
60 MPa 17717.98834 inHg
61 MPa 18013.28815 inHg
62 MPa 18308.58795 inHg
63 MPa 18603.88776 inHg
64 MPa 18899.18757 inHg
65 MPa 19194.48737 inHg
66 MPa 19489.78718 inHg
67 MPa 19785.08698 inHg
68 MPa 20080.38679 inHg
69 MPa 20375.68659 inHg
70 MPa 20670.9864 inHg
71 MPa 20966.28621 inHg
72 MPa 21261.58601 inHg
73 MPa 21556.88582 inHg
74 MPa 21852.18562 inHg
75 MPa 22147.48543 inHg
76 MPa 22442.78523 inHg
77 MPa 22738.08504 inHg
78 MPa 23033.38485 inHg
79 MPa 23328.68465 inHg
80 MPa 23623.98446 inHg
81 MPa 23919.28426 inHg
82 MPa 24214.58407 inHg
83 MPa 24509.88387 inHg
84 MPa 24805.18368 inHg
85 MPa 25100.48349 inHg
86 MPa 25395.78329 inHg
87 MPa 25691.0831 inHg
88 MPa 25986.3829 inHg
89 MPa 26281.68271 inHg
90 MPa 26576.98252 inHg
91 MPa 26872.28232 inHg
92 MPa 27167.58213 inHg
93 MPa 27462.88193 inHg
94 MPa 27758.18174 inHg
95 MPa 28053.48154 inHg
96 MPa 28348.78135 inHg
97 MPa 28644.08116 inHg
98 MPa 28939.38096 inHg
99 MPa 29234.68077 inHg
100 MPa 29529.98057 inHg