Technical Tools

Free technical tools for pipework specification

Pipe schedule dimensions, flange class ratings, PPR PN ratings, flow velocity and unit conversions — no sign-up, all calculated instantly in your browser.

Industrial & Mechanical Systems

Pipe Size & Schedule LookupNPS size + Schedule 40/80 → outside diameter, wall thickness and inside diameter.Open tool
Class Rating ExplainerASME B16.5 Class 150–2500 pressure limits by temperature band, in bar.Open tool
Unit ConverterPressure, length/size, flow and temperature — converts live as you type.Open tool

Plumbing & Water Systems

PN Rating CheckerPN10 / PN16 / PN20 / PN25 — max pressure, max temperature and typical use.Open tool
Flow Rate & Velocity CheckerConvert between flow rate and velocity for any pipe inside diameter.Open tool
Unit ConverterPressure, length/size, flow and temperature — converts live as you type.Open tool

Reference data — verify against manufacturer datasheet for critical/high-pressure applications.

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