Мерни единици за налягане
 
Pascal
(Pa)

Bar
(bar)
Technical atmosphere
(at)

Atmosphere
(atm)

Torr
(mmHg)
Pound-force per
square inch

(psi)
1 Pa ≡ 1 N/m 10−5 10.19710−6 9.869210−6 7.500610−3 145.0410−6
1 bar 100 000 ≡ 106 dyn/cm 1.0197 0.98692 750.06 14.504
1 at 98 066.5 0.980665 ≡ 1 kgf/cm 0.96784 735.56 14.223
1 atm 101 325 1.01325 1.0332 ≡ 1 atm 760 14.696
1 torr 133.322 1.333210−3 1.359510−3 1.315810−3 ≡ 1 mmHg 19.33710−3
1 psi 6 894.76 68.94810−3 70.30710−3 68.04610−3 51.715 ≡ 1 lbf/in

             Цялата статия можете да видите тук:  http://en.wikipedia.org/wiki/Pressure