Conversion Factors

SQ centimetre

Bar

Metres Water Column

Inches Water Column

Metres Mercury Column

Inches Mercury Column

Pounds/ SQ Inch (psi)

1 Newton/m3 (pascal)

1

10.20 x 106

10 x 10~6

102.1 x 106

4.018 x 10"3

7.501 x 10"6

295.3 x 10"6

145 x 10"6

1 kilogram/ SQ centimetre

98.07 x 103

1

980.7 x 10 3

10.01

394.1

735.6 x 10"3

28.96

14.22

1 bar

100 x 103

1.020

1

10.21

401.8

750.1 x 10"3

29.53

14.5

1 metre water column

9.8 x 103

99.91 x 103

98 x 10 3

1

39.37

73.49 x 10 3

2.893

1.421

1 inch water column

248.9

2.538 x 103

2.489 x 103

25.4 x 10"3

1

1.867x 103

73.49 x 10 3

36.09 x 10 3

1 metre mercury column

133.3 x 103

1.36

1.333

13.6

535.7

1

39.37

19.34

1 inch mercury column

3.386 x 103

34.53 x 10'3

33.86 x 103

345.7 x 10'3

13.61

25.4 xlO"3

1

491.2 x 10'3

1 pound/ SQ inch (psi)

6.895 x 103

70.31 x 10"3

68.95 x 10"3

703.7 x 10"3

27.7

51.71 x 10"3

2.036

1

NOTE: 1) Conversion factors based on g = 9.807 m/s2 = 32.174 ft/s2

  1. Pound signifies pound (avdp)
  2. Density of water at 15°C under atmospheric pressure = 999.13 Kg/m3
  3. Density of mercury at 0°C under atmospheric pressure = 13595.5 Kg/m3

NOTE: 1) Conversion factors based on g = 9.807 m/s2 = 32.174 ft/s2

  1. Pound signifies pound (avdp)
  2. Density of water at 15°C under atmospheric pressure = 999.13 Kg/m3
  3. Density of mercury at 0°C under atmospheric pressure = 13595.5 Kg/m3
  • j ) ) i > ) j j ; ) iii)
  • gt; ) t
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