E-mail: zqdicheng@chinadicheng.com
Pressure unit:
| Unit | N/m2（Pa） | kgf/m2 | kgf/cm2 | bar | atm | mmH2O | mmHg | lb/in2 (psi） |
| N/m2（Pa） | 1 | 0.101972 | 10.1972×10-6 | 1×10-5 | 0.986923×10-5 | 0.101972 | 7.50062×10-3 | 145.038×10-6 |
| kgf/m2 | 9.80665 | 1 | 1×10-4 | 9.80665×10-5 | 9.67841×10-5 | 1×10-8 | 0.0735559 | 0.00142233 |
| kgf/cm2 | 98.0665×103 | 1×104 | 1 | 0.980665 | 0.967841 | 10×103 | 735.559 | 14.2233 |
| bar | 1×105 | 10197.2 | 1.01972 | 1 | 0.986923 | 10.1972×103 | 750.061 | 14.5038 |
| atm | 1.01325×105 | 10332.3 | 1.03323 | 1.01325 | 1 | 10.3323×103 | 760 | 14.6959 |
| mmH2O | 0.101972 | 1×10-8 | 1×10-4 | 9.80665×10-5 | 9.67841×10-5 | 1 | 73.5559×10-3 | 1.42233×10-3 |
| mmHg | 133.322 | 13.5951 | 0.00135951 | 0.00133322 | 0.00131579 | 13.5951 | 1 | 0.0193368 |
| lb/in2 (psi) | 6.89476×103 | 703.072 | 0.0703072 | 0.0689476 | 0.0680462 | 703.072 | 51.7151 | 1 |
Air Capacity unit:
| Unit | m3/S | L/S | cm3/S | m3/h | m3/min | L/h | L/min | ft/min （scfm） | Gallon/ min UK | Gallon/ min USA |
| m3/S | 1 | 103 | 106 | 3.6×103 | 60 | 3.6×106 | 60×103 | 2.12×103 | 13.2×103 | 15.85×103 |
| L/S | 10-3 | 1 | 103 | 3.6 | 60×10-3 | 3.6×103 | 60 | 2.12 | 13.2 | 15.85 |
| cm3/S | 10-6 | 10-3 | 1 | 3.6×10-3 | 60×10-6 | 3.6 | 60×10-3 | 2.12×10-3 | 13.2×10-3 | 15.58×10-3 |
| m3/h | 0.28×10-3 | 0.28 | 0.28×10-3 | 1 | 16.67×10-3 | 103 | 16.67 | 0.59 | 3.67 | 4.4 |
| m3/min | 16.67×10-3 | 16.67 | 16.67×10-3 | 60 | 1 | 60×103 | 103 | 35.31 | 219.97 | 264.17 |
| L/h | 0.28×10-6 | 0.28×10-3 | 0.28 | 10-3 | 16.67×10-3 | 1 | 16.67×10-3 | 0.59×10-3 | 3.67×10-3 | 4.4×10-3 |
| L/min | 16.67×10-6 | 16.67×10-3 | 16.67 | 60×10-3 | 10-3 | 60 | 1 | 35.31×10-3 | 219.97×10-3 | 264×10-3 |
| ft/min （scfm） | 0.47×10-3 | 0.47 | 0.47×103 | 1.699 | 28.32×10-3 | 1.699×103 | 28.32 | 1 | 6.23 | 7.48 |
| Gallon/ min UK | 75.79×10-6 | 75.79×10-3 | 75.77 | 0.273 | 4.55×10-3 | 0.273×103 | 4.55 | 0.16 | 1 | 1.2 |
| Gallon/ min USA | 63.09×10-6 | 63.09×10-3 | 63.09 | 0.227 | 3.79×10-3 | 0.227×103 | 3.79 | 0.13 | 0.83 | 1 |
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