Inch of mercury | 1 inHg | 2 inHg | 3 inHg | 4 inHg | 5 inHg | 6 inHg | 7 inHg | 8 inHg | 9 inHg | 10 inHg | 11 inHg | 12 inHg | 13 inHg | 14 inHg | 15 inHg | 16 inHg | 17 inHg | 18 inHg | 19 inHg | 20 inHg | 21 inHg | 22 inHg | 23 inHg | 24 inHg | 25 inHg | 26 inHg | 27 inHg | 28 inHg | 29 inHg | 30 inHg | 31 inHg | 32 inHg | 33 inHg | 34 inHg | 35 inHg | 36 inHg | 37 inHg | 38 inHg | 39 inHg | 40 inHg | 41 inHg | 42 inHg | 43 inHg | 44 inHg | 45 inHg | 46 inHg | 47 inHg | 48 inHg | 49 inHg | 50 inHg | 51 inHg | 52 inHg | 53 inHg | 54 inHg | 55 inHg | 56 inHg | 57 inHg | 58 inHg | 59 inHg | 60 inHg | 61 inHg | 62 inHg | 63 inHg | 64 inHg | 65 inHg | 66 inHg | 67 inHg | 68 inHg | 69 inHg | 70 inHg | 71 inHg | 72 inHg | 73 inHg | 74 inHg | 75 inHg | 76 inHg | 77 inHg | 78 inHg | 79 inHg | 80 inHg | 81 inHg | 82 inHg | 83 inHg | 84 inHg | 85 inHg | 86 inHg | 87 inHg | 88 inHg | 89 inHg | 90 inHg | 91 inHg | 92 inHg | 93 inHg | 94 inHg | 95 inHg | 96 inHg | 97 inHg | 98 inHg | 99 inHg | 100 inHg |
nanopascal | 3 386 389 000 000 nPa | 6 772 778 000 000 nPa | 10 159 167 000 000 nPa | 13 545 556 000 000 nPa | 16 931 945 000 000 nPa | 20 318 334 000 000 nPa | 23 704 723 000 000 nPa | 27 091 112 000 000 nPa | 30 477 501 000 000 nPa | 33 863 890 000 000 nPa | 37 250 279 000 000 nPa | 40 636 668 000 000 nPa | 44 023 057 000 000 nPa | 47 409 446 000 000 nPa | 50 795 835 000 000 nPa | 54 182 224 000 000 nPa | 57 568 613 000 000 nPa | 60 955 002 000 000 nPa | 64 341 391 000 000 nPa | 67 727 780 000 000 nPa | 71 114 169 000 000 nPa | 74 500 558 000 000 nPa | 77 886 947 000 000 nPa | 81 273 336 000 000 nPa | 84 659 725 000 000 nPa | 88 046 114 000 000 nPa | 91 432 503 000 000 nPa | 94 818 892 000 000 nPa | 98 205 281 000 000 nPa | 1.0159167 × 1014 nPa | 1.04978059 × 1014 nPa | 1.08364448 × 1014 nPa | 1.11750837 × 1014 nPa | 1.15137226 × 1014 nPa | 1.18523615 × 1014 nPa | 1.21910004 × 1014 nPa | 1.25296393 × 1014 nPa | 1.28682782 × 1014 nPa | 1.32069171 × 1014 nPa | 1.3545556 × 1014 nPa | 1.38841949 × 1014 nPa | 1.42228338 × 1014 nPa | 1.45614727 × 1014 nPa | 1.49001116 × 1014 nPa | 1.52387505 × 1014 nPa | 1.55773894 × 1014 nPa | 1.59160283 × 1014 nPa | 1.62546672 × 1014 nPa | 1.65933061 × 1014 nPa | 1.6931945 × 1014 nPa | 1.72705839 × 1014 nPa | 1.76092228 × 1014 nPa | 1.79478617 × 1014 nPa | 1.82865006 × 1014 nPa | 1.86251395 × 1014 nPa | 1.89637784 × 1014 nPa | 1.93024173 × 1014 nPa | 1.96410562 × 1014 nPa | 1.99796951 × 1014 nPa | 2.0318334 × 1014 nPa | 2.06569729 × 1014 nPa | 2.09956118 × 1014 nPa | 2.13342507 × 1014 nPa | 2.16728896 × 1014 nPa | 2.20115285 × 1014 nPa | 2.23501674 × 1014 nPa | 2.26888063 × 1014 nPa | 2.30274452 × 1014 nPa | 2.33660841 × 1014 nPa | 2.3704723 × 1014 nPa | 2.40433619 × 1014 nPa | 2.43820008 × 1014 nPa | 2.47206397 × 1014 nPa | 2.50592786 × 1014 nPa | 2.53979175 × 1014 nPa | 2.57365564 × 1014 nPa | 2.60751953 × 1014 nPa | 2.64138342 × 1014 nPa | 2.67524731 × 1014 nPa | 2.7091112 × 1014 nPa | 2.74297509 × 1014 nPa | 2.77683898 × 1014 nPa | 2.81070287 × 1014 nPa | 2.84456676 × 1014 nPa | 2.87843065 × 1014 nPa | 2.91229454 × 1014 nPa | 2.94615843 × 1014 nPa | 2.98002232 × 1014 nPa | 3.01388621 × 1014 nPa | 3.0477501 × 1014 nPa | 3.08161399 × 1014 nPa | 3.11547788 × 1014 nPa | 3.14934177 × 1014 nPa | 3.18320566 × 1014 nPa | 3.21706955 × 1014 nPa | 3.25093344 × 1014 nPa | 3.28479733 × 1014 nPa | 3.31866122 × 1014 nPa | 3.35252511 × 1014 nPa | 3.386389 × 1014 nPa |
Inch of mercury (inHg and "Hg) is a unit of measurement for pressure. It is still used for barometric pressure in weather reports, refrigeration and aviation in the United States.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
Inch of mercury | inHg | ≡ 13595.1 kg/m3 × 1 in × ɡ0 | ≈ 3.386389×103 Pa | Imperial/US |
Inches of mercury | nanopascals | Inches of mercury | nanopascals |
---|---|---|---|
1 | ≈ 3386389000000 | 6 | ≈ 20318334000000 |
2 | ≈ 6772778000000 | 7 | ≈ 23704723000000 |
3 | ≈ 10159167000000 | 8 | ≈ 27091112000000 |
4 | ≈ 13545556000000 | 9 | ≈ 30477501000000 |
5 | ≈ 16931945000000 | 10 | ≈ 33863890000000 |
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
nanopascal | nPa | = 1.0 × 10-9 pascals | = 0.000000001 pascals | Metric system SI |
nanopascals | Inches of mercury | nanopascals | Inches of mercury |
---|---|---|---|
1 | ≈ 2.9529980164712E-13 | 6 | ≈ 1.7717988098827E-12 |
2 | ≈ 5.9059960329425E-13 | 7 | ≈ 2.0670986115299E-12 |
3 | ≈ 8.8589940494137E-13 | 8 | ≈ 2.362398413177E-12 |
4 | ≈ 1.1811992065885E-12 | 9 | ≈ 2.6576982148241E-12 |
5 | ≈ 1.4764990082356E-12 | 10 | ≈ 2.9529980164712E-12 |
Inches of mercury | nanopascals |
---|---|
1 | ≈ 3 386 389 000 000 |
2.9529980164712 × 10-13 | ≈ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |