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Plumbing
Estimate friction head loss in pipes from length, diameter, and flow.
Open Friction LossYour specific task is calculate required pipe diameter from flow rate and target velocity. Open the page, drop your input, get the result — typically under a second.
Your goal is estimate friction head loss in pipes from length, diameter, and flow. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Pipe Dia focuses on calculate required pipe diameter from flow rate and target velocity; Friction Loss focuses on estimate friction head loss in pipes from length, diameter, and flow. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Pipe Dia and Friction Loss work without signup. We only ask for an email if you decide to subscribe to a paid plan.