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Table 11—Barometer Millimeters to Inches
Milli-
meters
0 1 2 3 4 5 6 7 8 9
  in in in in in in in in in in
0 0.0000 0.0394 0.0787 0.1181 0.1575 0.1969 0.2362 0.2756 0.3150 0.3543
10 0.3937 0.4331 0.4724 0.5118 0.5512 0.5906 0.6299 0.6693 0.7087 0.7480
20 0.7874 0.8268 0.8661 0.9055 0.9449 0.9843 1.0236 1.0630 1.1024 1.1417
30 1.1811 1.2205 1.2598 1.2992 1.3386 1.3780 1.4173 1.4567 1.4961 1.5354
40 1.5748 1.6142 1.6535 1.6929 1.7323 1.7717 1.8110 1.8504 1.8898 1.9291
50 1.9685 2.0079 2.0472 2.0866 2.1260 2.1654 2.2047 2.2441 2.2835 2.3228
60 2.3622 2.4016 2.4409 2.4803 2.5197 2.5591 2.5984 2.6378 2.6772 2.7165
70 2.7559 2.7953 2.8346 2.8740 2.9134 2.9528 2.9921 3.0315 3.0709 3.1102
80 3.1496 3.1890 3.2283 3.2677 3.3071 3.3465 3.3858 3.4252 3.4646 3.5039
90 3.5433 3.5827 3.6220 3.6614 3.7008 3.7402 3.7795 3.8189 3.8583 3.8976

Proportionate Parts

mm mm mm mm mm mm mm mm
100 200 300 400 500 600 700 800
in in in in in in in in
3.937 7.874 11.811 15.748 19.685 23.622 27.559 31.496
mm mm mm mm mm mm mm mm mm mm
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
in in in in in in in in in in
0.0039 0.0079 0.0118 0.0157 0.0197 0.0236 0.0276 0.0315 0.0354 0.0394
mm mm mm mm mm mm mm mm mm mm
0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1
in in in in in in in in in in
0.0004 0.0008 0.0012 0.0016 0.0020 0.0024 0.0028 0.0031 0.0035 0.0039