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Length Converter

Convert between feet, meters, inches, centimeters, millimeters, miles, kilometers, yards, fathoms, and nautical miles.

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Reference: conversion factors to meters

1 ft = 0.3048 m | 1 in = 0.0254 m | 1 cm = 0.01 m | 1 mm = 0.001 m

1 mi = 1609.344 m | 1 km = 1000 m | 1 yd = 0.9144 m | 1 fathom = 1.8288 m | 1 nmi = 1852 m

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Length Unit Conversion for Engineers

Length conversions are among the most common calculations in petroleum and mechanical engineering. Whether converting well depths from feet to meters, pipe lengths for international projects, or subsea cable measurements in nautical miles, accurate conversion is essential for safety and compliance.

This tool supports ten common length units including feet, meters, inches, centimeters, millimeters, miles, kilometers, yards, fathoms (used in marine drilling and oceanography), and nautical miles (used in offshore navigation). All conversions run in your browser with no data sent to any server.

Built by Groundwork Analytics, an AI and engineering company serving the energy industry. Get in touch or email info@petropt.com.

Disclaimer: These calculations are for screening and educational purposes only. Results should be verified before making operational decisions. Groundwork Analytics assumes no liability for decisions made based on these results.