Why this tool is useful
Use this converter when a surface tension value is supplied in pounds-force per foot, while a specification, worksheet or report requires pounds-force per inch.

Convert pounds-force per foot (lbf/ft) to pounds-force per inch (lbf/in) with a transparent surface tension base-unit calculation.
Ready. Your working data stays in this browser.
Use this converter when a surface tension value is supplied in pounds-force per foot, while a specification, worksheet or report requires pounds-force per inch.
The browser multiplies lbf/ft by 14.5939 to reach the shared SI reference, then divides by 175.127 to return lbf/in. No value leaves the page.
Entering 1 lbf/ft returns 0.0833333333335 lbf/in; the page also shows the exact factors used for an independent check.
The calculation is deterministic and explains validation errors instead of silently changing invalid input.
Input and output remain in this tab. Copy and download happen through browser APIs without a server upload.
Every run reports its tool mode, timestamp and input/output size so transformed data can be audited.