BoltUp® Bolt Load Calculator

Hydratight, the world leaders in bolting and bolted joint integrity, brings you Boltup®, the free bolt load calculator. This app is a reference tool for engineers and technicians.

* Boltup® has been reformatted to permit ease of use while retaining the Hydratight Informate Calculation Engine.

* Boltup® is now focused on Carbon Steel Weldneck ANSI B16.5 flanges, with selected lubricants and gasket options.