Inches of Mercury to Megapascals

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inhg
mpa
1 inhg = — mpa

Quick reference

Inches of Mercury (inhg)Megapascals (mpa)

Formula

Megapascals = inches of mercury × 0.00338639

Multiply the inches of mercury value by 0.00338639 to get megapascals. To reverse — divide megapascals by 0.00338639 to get inches of mercury.

About this conversion

Inches of mercury (inHg) is used in aviation altimetry and US weather reports, equal to approximately 3,386 pascals. Learn more →

The megapascal (MPa) equals 1,000,000 pascals, used in material strength and hydraulic systems. Learn more →

Source: NIST International Reference