What Is This Tool?
This converter translates pressure measurements from kilogram-force per square centimeter, a non-SI legacy unit, to inch water (4°C) [inAq], a low-pressure unit used in HVAC, laboratory, and sensitive instrumentation applications.
How to Use This Tool?
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Enter the pressure value in kilogram-force per square centimeter
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Select the source unit as kilogram-force/sq. cm
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Choose the target unit as inch water (4°C) [inAq]
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Click convert to get the equivalent pressure value
Key Features
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Converts pressure units from kilogram-force/sq. cm to inch water (4°C) [inAq]
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Supports legacy and industrial pressure measurement conversions
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Browser-based and easy to use without requiring installation
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Useful for hydraulic system design, HVAC, and laboratory measurements
Examples
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2 kilogram-force/sq. cm equals 787.4234187938 inch water (4°C) [inAq]
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0.5 kilogram-force/sq. cm equals 196.85585469845 inch water (4°C) [inAq]
Common Use Cases
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Specifying hydraulic system and actuator pressures in older or regional engineering documents
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Measuring static and differential pressures in HVAC ducting and ventilation systems
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Monitoring pressure drops across filters, strainers, and clean-room equipment
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Low-pressure gas line and burner manifold testing
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Sensitive manometer readings in laboratory environments
Tips & Best Practices
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Ensure the pressure units are correctly selected before converting
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Use this conversion for translating legacy hydraulic pressures into precise low-pressure units
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Verify temperature assumptions when using inch water (4°C) as the reference
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Apply conversions carefully for technical documentation and maintenance manuals
Limitations
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Kilogram-force/sq. cm is a non-SI legacy unit and may lack international standardization
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Inch water (4°C) is intended for low-pressure measurements and depends on water at exactly 4°C
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Variations in temperature and local gravity can affect accuracy of inch water measurements
Frequently Asked Questions
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What does kilogram-force per square centimeter measure?
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It measures pressure as the force of one kilogram-force applied over an area of one square centimeter.
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Why use inch water (4°C) as a pressure unit?
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It is used for measuring very low pressures where fine resolution is required, such as in HVAC systems and laboratories.
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Can this converter be used for all pressure measurement needs?
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This tool is specialized for converting kilogram-force/sq. cm to inch water (4°C) and is best for hydraulic, HVAC, and sensitive low-pressure applications.
Key Terminology
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Kilogram-force per square centimeter
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A non-SI pressure unit representing the force of one kilogram-force applied over an area of one square centimeter.
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Inch water (4°C) [inAq]
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A low-pressure unit representing the hydrostatic pressure of a 1-inch column of pure water at 4°C under standard gravity.