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Convert Calc

Pound per Sq. Inch to Millibar Converter

Enter a value to instantly convert between pressure units.

Precision4 dp

1 Pound per Sq. Inch = 68.9476 Millibar

Key Formulas

Pound per Sq. Inch → Bar

bar = psi × 0.0689476

Bar → Pound per Sq. Inch

psi = bar × 14.5038

Atmosphere → Pound per Sq. Inch

psi = atm × 14.6959

Pound per Sq. Inch → Atmosphere

atm = psi × 0.068046

Formula

mbar = psi × 68.94757

Source: NIST SP 811, Table B.8

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Pound per Sq. Inch to Millibar conversion table
Pound per Sq. Inch (psi) Millibar (mbar)
1 68.9476
2 137.8951
5 344.7379
10 689.4757
20 1,378.95
50 3,447.38
100 6,894.76