Pressure Conversion Chart
ADVERTISEMENT
1Pressure Conversion Chart
in/Hg
mm/H
kg/cm
mbar
Pa
kPa
in/H
O
P.S.I.
O
mm/Hg
2
bar
P.S.I.
in/H
O
in/Hg
mm/H
O
mm/Hg
kg/cm
2
bar
mbar
Pa
kPa
2
2
2
2
.1
.0036
.0073
2.534
.1863
.0002
.0002
.2482
24.82
.0248
1.0
2.036
703.1
51.75
.0703
.0689
68.95
6895
6.895
27.71
.2
.0072
.0146
5.067
.3726
.0005
.0005
.4964
49.64
.0496
1.1
2.240
773.4
56.89
.0773
.0758
75.84
7584
7.584
30.45
.4
.0144
.0293
10.13
.7452
.0010
.0010
.9928
99.28
.0993
1.2
2.443
843.7
62.06
.0844
.0827
82.74
8274
8.274
33.22
.6
.0216
.0440
15.20
1.118
.0015
.0015
1.489
148.9
.1489
1.3
2.647
914.0
67.23
.0914
.0896
89.63
8963
8.963
35.98
.8
.0289
.0588
20.34
1.496
.0020
.0020
1.992
199.2
.1992
1.4
2.850
984.3
72.40
.0984
.0965
96.52
9652
9.652
38.75
1.0
.0361
.0735
25.41
1.868
.0025
.0025
2.489
248.9
.2489
3.054
77.57
.1055
.1034
103.4
10340
10.34
1.5
41.52
1055
2
.0722
.1470
50.81
3.736
.0051
.0050
4.978
497.8
.4978
1.6
44.29
3.258
1125
82.74
.1125
.1103
110.3
11030
11.03
3
.1083
.2205
76.22
5.604
.0076
.0075
7.467
746.7
.7476
1.7
47.06
3.461
1195
87.92
.1195
.1172
117.2
11720
11.72
4
.1444
.2940
101.62
7.472
.0102
.0099
9.956
995.6
.9956
1.8
49.82
3.665
1266
93.09
.1266
.1241
124.1
12410
12.41
5
.1804
.3673
127.0
9.335
.0127
.0124
12.44
1244
1.244
1.9
52.59
3.686
1336
98.26
.1336
.1310
131.0
13100
13.10
.2165
.4408
11.203
.0149
14.93
1493
1.493
6
152.4
.0152
2.0
55.36
4.072
1406
103.4
.1406
.1379
137.9
13790
13.79
7
.2526
.5143
177.8
13.072
.0178
.0174
17.42
1742
1.742
2.1
58.13
4.276
1476
108.6
.1476
.1448
144.8
14480
14.48
8
.2887
.5878
203.2
14.940
.0203
.0199
19.90
1990
1.990
2.2
60.90
4.479
1547
113.8
.1547
.1517
151.7
15170
15.17
9
.3248
.6613
228.6
16.808
.0228
.0224
22.39
2239
2.239
2.3
4.683
1617
118.9
.1617
.1586
158.6
15860
15.86
63.67
10
.3609
.7348
254.0
18.676
.0254
.0249
24.88
2488
2.488
2.4
4.886
1687
124.1
.1687
.1655
165.5
16550
16.55
66.43
11
.3970
.8083
279.4
20.544
.0279
.0274
27.37
2737
2.737
2.5
5.090
1758
129.3
.1758
.1724
172.4
17240
17.24
69.20
12
.4331
.8818
304.8
22.412
.0304
.0299
29.86
2986
2.986
2.6
5.294
1828
134.5
.1828
.1793
179.3
17930
17.93
71.97
13
.4692
.9553
330.2
24.280
.0330
.0324
32.35
3235
3.235
2.7
5.497
1898
139.6
.1898
.1862
186.2
18620
18.62
74.74
14
.5053
1.029
355.6
26.148
.0355
.0348
34.84
3484
3.484
2.8
5.701
1969
144.8
.1968
.1930
193.0
19300
19.30
77.51
15
.5414
1.102
381.0
28.016
.0381
.0373
37.33
3733
3.733
2.9
5.904
2039
150.0
.2039
.1999
199.9
19990
19.99
80.27
16
.5774
1.176
406.4
29.879
.0406
.0398
39.81
3981
3.981
20680
20.68
3.0
83.04
6.108
2109
155.1
.2109
.2068
206.8
17
.6136
1.249
431.8
31.752
.0431
.0423
42.31
4231
4.231
3.1
85.81
6.312
2180
160.3
.2180
.2137
213.7
21370
21.37
18
.6496
1.322
457.2
33.616
.0457
.0448
44.79
4479
4.479
3.2
88.58
6.515
2250
165.5
.2250
.2206
220.6
22060
22.06
19
.6857
1.396
482.6
35.484
.0482
.0473
47.28
4728
4.728
3.3
91.35
6.719
2320
170.7
.2320
.2275
227.5
22750
22.75
20
.7218
1.470
508.0
37.352
.0507
.0498
49.77
4977
4.977
3.4
94.11
6.922
2390
175.8
.2390
.2344
234.4
23440
23.44
5226
5.226
21
.7579
1.543
533.4
39.22
.0533
.0523
52.26
3.5
96.88
7.126
2461
181.0
.2461
.2413
241.3
24130
24.13
22
.7940
1.616
558.8
41.09
.0558
.0547
54.74
5474
5.474
3.6
99.65
7.330
2531
186.2
.2531
.2482
248.2
24820
24.82
23
.8301
1.690
584.2
42.96
.0584
.0572
57.23
5723
5.723
3.7
7.535
2601
191.3
.2601
.2551
255.1
25510
25.51
102.4
24
.8662
1.764
609.6
44.82
.0609
.0597
59.72
5972
5.972
3.8
7.737
2672
196.5
.2672
.2620
262.0
26200
26.20
105.2
25
.9023
1.837
635.0
46.69
.0634
.0622
62.21
6221
6.221
3.9
7.940
2742
201.7
.2742
.2689
268.9
26890
26.89
108.0
26
.9384
1.910
660.4
48.56
.0660
.0647
64.70
6470
6.470
4.0
8.144
2812
206.9
.2812
.2758
275.8
27580
27.58
110.7
27
.9745
1.984
685.8
50.43
.0685
.0672
67.19
6719
6.719
4.1
8.348
2883
212.0
.2883
.2827
282.7
28270
28.27
113.5
28
1.010
2.056
710.8
52.26
.0710
.0696
69.64
6964
6.964
4.2
8.551
2953
217.2
.2953
.2896
289.6
28960
28.96
116.3
29
1.047
2.132
736.8
54.18
.0736
.0722
72.19
7219
7.219
4.3
8.775
3023
222.4
.3023
.2965
296.5
29650
29.65
119.0
30
1.083
2.205
762.2
56.04
.0761
.0747
74.67
7467
7.467
8.958
227.5
.3034
303.4
30338
30.34
4.4
121.8
3094
.3094
31
1.119
2.278
787.5
57.91
.0787
.0772
77.15
7715
7.715
4.5
124.6
9.162
2164
232.7
.3164
.3103
310.3
31030
31.03
32
1.155
2.352
812.8
59.77
.0812
.0796
79.63
7963
7.963
4.6
127.3
9.366
3234
237.9
.3234
.3172
317.2
31720
31.72
33
1.191
2.425
836.2
61.63
.0837
.0821
82.12
8212
8.212
4.7
130.1
9.569
3304
243.1
.3304
.3240
324.0
32400
32.40
34
1.227
2.498
863.5
63.49
.0862
.0846
84.60
8460
8.460
4.8
132.9
9.773
3375
248.2
.3375
.3310
331.0
33100
33.10
2.571
87.08
8708
8.708
35
1.263
888.9
65.36
.0888
.0871
4.9
135.6
9.976
3445
253.4
.3445
.3378
337.8
33780
33.78
36
1.299
2.645
914.2
67.22
.0913
.0896
89.56
8956
8.956
5.0
138.4
10.18
3515
258.6
.3515
.3447
344.7
34470
34.47
37
1.335
2.718
939.5
69.08
.0938
.0920
92.04
9204
9.204
5.1
10.38
3586
263.7
.3586
.3516
351.6
35160
35.16
141.2
38
1.371
2.791
964.9
70.95
.0964
.0945
94.53
9453
9.453
5.2
10.59
3656
268.9
.3656
.3585
358.5
35850
35.85
143.9
39
1.408
2.876
990.9
72.86
.0990
.0971
97.08
9708
9.708
5.3
10.79
3726
274.1
.3726
.3654
365.4
36540
36.54
146.7
40
1.444
2.940
1016
74.72
.1015
.0996
99.56
9956
9.956
5.4
10.99
3797
279.3
.3797
.3723
372.3
37230
37.23
149.5
41
1.480
3.013
1042
76.59
.1040
.1020
102.0
10204
10.20
5.5
11.20
3876
284.4
.3867
.3792
379.2
37920
37.92
152.2
42
1.516
3.086
1067
78.45
.1066
.1045
104.5
10452
10.45
5.6
11.40
3973
289.6
.3937
.3861
386.1
38610
38.61
155.0
43
1.552
3.160
1092
80.31
.1091
.1070
107.0
10701
10.70
5.7
11.60
4008
294.8
.4007
.3930
393.0
39300
39.30
157.8
44
1.588
3.233
1118
82.18
.1116
.1095
109.5
10949
10.95
5.8
11.81
4078
299.9
.4078
.3999
399.9
39990
39.99
160.5
45
1.624
3.306
1143
84.04
.1142
.1120
112.0
11197
11.20
40.68
5.9
163.3
12.01
4148
305.1
.4148
.4068
406.8
40680
46
1.660
3.378
1168
85.90
.1167
.1144
114.5
11445
11.44
6.0
166.1
12.22
4218
310.3
.4218
.4137
413.7
41370
41.37
47
1.696
3.453
1194
87.76
.1192
.1169
116.9
11694
11.69
6.1
168.8
12.42
4289
315.5
.4289
.4206
420.6
42060
42.06
48
1.732
3.526
1219
89.63
.1218
.1194
119.4
11942
11.94
6.2
171.6
12.62
4359
320.6
.4359
.4275
427.5
42750
42.75
49
1.768
3.600
1244
91.49
.1243
.1219
121.9
12190
12.19
6.3
174.4
12.83
4429
325.8
.4429
.4344
434.4
43440
43.44
12.44
50
1.804
3.673
1270
93.35
.1268
.1244
124.4
12438
6.4
177.2
13.03
4500
331.0
.4500
.4413
441.3
44130
44.13
51
1.841
3.748
1296
95.27
.1294
.1269
126.9
12693
12.69
6.5
179.9
13.23
4570
336.1
.4570
.4482
448.2
44820
44.82
52
1.877
3.822
1321
97.13
.1320
.1294
129.4
12941
12.94
6.6
13.44
4640
341.3
.4640
.4550
455.0
45500
45.50
182.7
53
1.913
3.895
1346
98.99
.1345
.1319
131.9
13190
13.19
6.7
13.64
4711
346.5
.4710
.4619
461.9
46190
46.19
185.5
54
1.949
3.968
1372
100.8
.1370
.1344
134.4
13438
13.44
6.8
13.84
4781
351.7
.4781
.4688
468.8
46880
46.88
188.2
55
1.985
4.041
1397
102.7
.1395
.1369
136.9
13686
13.69
6.9
14.05
4851
356.8
.4851
.4757
475.7
47570
47.57
191.0
56
2.021
4.115
1422
104.6
.1421
.1393
139.3
13934
13.93
7.0
14.25
4922
362.0
.4921
.4826
482.6
48260
48.26
193.8
57
2.057
4.188
1448
106.4
.1146
.1418
141.8
14182
14.18
7.1
14.46
4992
367.2
.4992
.4895
489.5
48950
48.95
196.5
58
2.093
4.261
1473
108.3
.1471
.1443
144.3
14431
14.43
7.2
14.66
5062
372.3
.5062
.4964
496.4
49640
49.64
199.3
59
2.129
4.335
1498
110.2
.1497
.1468
146.8
14679
14.68
503.3
50330
50.33
7.3
202.1
14.86
5132
377.5
.5132
.5033
60
2.165
4.408
1524
112.0
.1522
.1493
149.3
14927
14.93
7.4
204.8
15.07
5203
382.7
.5203
.5102
510.2
51020
51.02
61
2.202
4.483
1550
113.9
.1548
.1518
151.8
15182
15.18
7.5
207.6
15.27
5273
387.9
.5273
.5171
517.1
51710
51.71
62
2.238
4.556
1575
115.8
.1573
.1543
154.3
15430
15.43
7.6
210.4
15.47
5343
393.0
.5343
.5240
524.0
52400
52.40
63
2.274
4.630
1600
117.7
.1599
.1568
156.8
15679
15.68
7.8
215.9
15.88
5484
403.4
.5484
.5378
537.8
53780
53.78
15927
15.93
64
2.310
4.703
1626
119.5
.1624
.1593
159.3
8.0
221.4
16.29
5625
413.7
.5625
.5516
551.6
55160
55.16
65
2.346
4.776
1651
121.4
.1649
.1618
161.8
16175
16.18
8.2
227.0
16.70
5765
424.1
.5765
.5654
565.4
56540
56.54
66
2.382
4.850
1676
123.3
.1674
.1642
164.2
16423
16.42
8.4
17.10
5906
434.4
.5906
.5792
579.2
57920
57.92
232.5
67
2.418
4.923
1702
125.1
.1700
.1667
166.7
16672
16.67
8.6
17.51
6047
444.7
.6046
.5929
592.9
59290
59.29
238.0
68
2.454
4.996
1727
127.0
.1725
.1692
169.2
16920
16.92
8.8
17.92
6187
455.1
.6187
.6067
606.7
60670
60.67
243.6
69
2.490
5.070
1752
128.8
.1750
.1717
171.7
17168
17.17
9.0
18.32
6328
465.4
.6328
.6205
620.5
62050
62.05
249.1
70
2.526
5.143
1778
130.7
.1776
.1742
174.2
17416
17.42
9.2
18.73
6468
475.8
.6468
.6343
634.3
63430
63.43
254.7
71
2.562
5.216
1803
132.6
.1801
.1766
176.6
17664
17.66
9.4
19.14
6609
486.1
.6609
.6481
648.1
64810
64.81
260.2
72
2.598
5.290
1828
134.4
.1826
.1791
179.1
17912
17.91
9.6
19.54
6750
496.5
.6749
.6619
661.9
66190
66.19
265.7
73
2.635
5.365
1854
136.4
.1852
.1817
181.7
18168
18.17
19.95
506.8
.6757
675.7
67570
67.57
9.8
271.3
6890
.6890
74
2.671
5.438
1880
138.2
.1878
.1842
184.2
18416
18.42
10.0
276.8
20.36
7031
517.1
.7031
.6895
689.5
68950
68.95
75
2.707
5.511
1905
140.1
.1903
.1866
186.6
18664
18.66
11.0
304.5
22.40
7734
568.9
.7734
.7584
758.4
75840
75.84
76
2.743
5.585
1930
141.9
.1928
.1891
189.1
18912
18.91
12.0
332.2
24.43
8437
620.6
.8437
.8274
827.4
82740
82.74
77
2.779
5.658
1956
143.8
.1954
.1916
191.6
19160
19.16
13.0
359.8
26.47
9140
672.3
.9140
.8963
896.3
98630
89.63
2.815
5.731
145.7
.1941
194.1
19409
19.41
78
1981
.1979
14.0
387.5
28.50
9843
724.0
.9843
.9652
965.2
96520
96.52
79
2.851
5.805
2006
147.5
.2004
.1966
196.6
19657
19.66
14.7
406.9
29.93
10340
760.2
1.033
1.014
1014
101400
101.4
80
2.887
5.878
2032
149.4
.2030
.1991
199.1
19905
19.90
15.0
415.2
30.54
10550
775.7
1.055
1.034
1034
103400
103.4
81
2.923
5.951
2057
151.2
.2055
.2015
201.5
20153
20.15
16.0
32.58
11250
827.4
1.125
1.103
1103
110300
110.3
442.9
82
2.959
6.024
2082
153.1
.2080
.2040
204.0
20402
20.40
17.0
34.61
11950
879.1
1.195
1.172
1172
117200
117.2
470.6
83
2.996
6.100
2108
155.0
.2106
.2066
206.6
20657
20.66
18.0
36.65
12660
930.9
1.265
1.241
1241
124100
124.1
498.2
84
3.032
6.173
2134
156.9
.2131
.2091
209.1
20905
20.90
19.0
36.68
13360
982.6
1.336
1.310
1310
131000
131.0
525.9
85
3.068
6.246
2159
158.8
.2157
.2115
211.5
21153
21.15
20.0
40.72
14060
1034
1.406
1.379
1379
137900
137.9
553.6
86
3.104
6.320
2184
160.6
.2182
.2140
214.0
21401
21.40
21.0
42.76
14770
1086
1.476
1.448
1448
144800
144.8
581.3
87
3.140
6.393
2210
162.5
.2207
.2165
216.5
21650
21.65
22.0
44.79
15470
1138
1.547
1.517
1517
151700
151.7
609.0
88
3.176
6.466
2265
164.4
.2233
.2190
219.0
21898
21.90
158600
158.6
23.0
636.7
46.83
16170
1189
1.617
1.586
1586
89
3.212
6.450
2260
166.2
.2258
.2215
221.5
22146
22.15
24.0
664.3
48.86
16870
1241
1.687
1.655
1655
165500
165.5
90
3.248
6.613
2286
168.1
.2283
.2239
223.9
22394
22.39
25.0
692.0
50.90
17580
1293
1.758
1.724
1724
172400
172.4
91
3.284
6.686
2311
169.9
.2309
.2264
226.4
22642
22.64
92
3.320
6.760
2336
171.8
.2334
.2289
228.9
22890
22.89
CONVERSION
P.S.I. x 27.71 = in. H
O
P.S.I. x .0689 = bar
23139
23.14
2
93
3.356
6.833
2362
173.7
.2359
.2314
231.4
FACTORS
P.S.I. x 2.036 = in. Hg
P.S.I. x 68.95 = mbar
94
3.392
6.906
2387
175.5
.2384
.2339
233.9
23387
23.39
95
3.429
6.981
2413
177.4
.2410
.2364
236.4
23642
23.64
P.S.I. x 703.1 = mm/H
O
P.S.I. x 6895 = Pa
NOTE:
2
96
3.456
7.055
2438
179.3
.2436
.2389
238.9
23890
23.89
P.S.I. x 51.75 = mm/Hg
P.S.I. x 6.895 = kPa
97
3.501
7.128
2464
181.2
.2461
.2414
241.4
24138
24.14
CONVERSION FACTORS
98
3.537
7.201
2489
183.0
.2486
.2439
243.9
24387
24.39
P.S.I. x .0703 = kg/cm
2
ROUNDED
99
3.573
7.275
2514
184.9
.2512
.2464
246.4
24635
24.64
100
3.609
7.348
2540
186.8
.2537
.2488
248.8
24883
24.88
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Life