Convert Inches of Mercury to Inches of Water
Convert inches of mercury to inches of water (inHg to inH₂O) with our instant calculator. 1 inHg = 13.595101 inH₂O. Includes exact formula and reference tables.
How to Convert Inches of Mercury to Inches of Water (inHg to inH₂O)
1 Inch of Mercury (inHg) is equal to 13.595101 Inches of Water (inH₂O). Multiply the inch of mercury value by 13.59510144
Unit Definitions & Metrology Context
The SI unit of pressure is the pascal (Pa). Standard sea-level atmosphere is defined as 101,325 Pa (1.01325 bar or ~14.696 psi).
About Inches of Mercury (inHg): Inch of Mercury (inHg) is a unit in the Pressure measurement category. It is widely used in inches of mercury (aviation altimeters). Relative to the pressure base unit, 1 inHg equals 3386.389 Pascals (Pa).
About Inches of Water (inH₂O): Inch of Water (inH₂O) is a unit in the Pressure measurement category. It is widely used in hvac duct & fan static pressure. Relative to the pressure base unit, 1 inH₂O equals 249.08891 Pascals (Pa).
Need to convert in the opposite direction? Visit our Convert Inches of Water to Inches of Mercury (inH₂O to inHg) calculator (1 inH₂O = 0.073556 inHg).
Step-by-Step Worked Examples (inHg to inH₂O)
- Convert 5 Inches of Mercury to Inches of Water: Applying the formula (inH₂O = inHg × 13.59510144): starting with 5 inHg, multiply the inch of mercury value by 13.59510144 to get 67.9755 inH₂O.
- Convert 10 Inches of Mercury to Inches of Water: Applying the formula (inH₂O = inHg × 13.59510144): starting with 10 inHg, multiply the inch of mercury value by 13.59510144 to get 135.951 inH₂O.
- Convert 50 Inches of Mercury to Inches of Water: Applying the formula (inH₂O = inHg × 13.59510144): starting with 50 inHg, multiply the inch of mercury value by 13.59510144 to get 679.7551 inH₂O.
Popular Pressure Conversions
Frequently Asked Questions
Verified answers and formulas for converting inches of mercury to inches of water.
There are 13.595101 inches of water (inH₂O) in 1 inch of mercury (inHg). Conversely, 1 inch of water equals 0.073556 inches of mercury.
To convert inches of mercury (inHg) to inches of water (inH₂O), use the formula: inH₂O = inHg × 13.59510144. Multiply the inch of mercury value by 13.59510144. For example, 10 inHg equals 135.951 inH₂O.
To convert in the reverse direction from inches of water (inH₂O) to inches of mercury (inHg), use the inverse formula: inHg = inH₂O × 0.07355590572. Multiply the inch of water value by 0.07355590572 (1 inH₂O = 0.073556 inHg).
Both inch of mercury and inch of water measure pressure. Inch of Mercury (inHg) is a unit in the Pressure measurement category. It is widely used in inches of mercury (aviation altimeters). Relative to the pressure base unit, 1 inHg equals 3386.389 Pascals (Pa). Inch of Water (inH₂O) is a unit in the Pressure measurement category. It is widely used in hvac duct & fan static pressure. Relative to the pressure base unit, 1 inH₂O equals 249.08891 Pascals (Pa).
1 bar equals approximately 14.5038 PSI. For car tires, 2.2 bar is roughly 32 PSI.