Free Coil Processing Calculators

Free industrial calculators from Friend Engineering Works — the same math we use when sizing coil processing equipment for customers. No sign-up required.

Coil Weight Calculator

Weight of any metal coil from OD, ID and width — steel, stainless steel, GI, aluminium, copper and brass. Add thickness to also get strip length.

Slitting Calculator

Strips per coil, scrap width and yield percentage from coil width, strip width and edge trim.