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Free Tube & Pipe Fabrication Calculators

Free online tools for tube bending, pipe and tube weight, press brake tonnage, section properties and machine payback. No login needed, and most let you download your results as a PDF.

Tube bending

Tube bending calculator

Degree of bend, wall factor, mandrel and wiper starting point by material, and developed cut length.

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XYZ to YBC converter

Turn centerline XYZ points into feed, rotation and bend angle for a CNC bender, and back again.

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Tube bending formulas

Setback, arc length, gain, cut length, wall thinning, ovality and offset formulas with a worked example.

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Tooling quote

Send your tube size, radius and bender model for a bend die, clamp, pressure die, wiper and mandrel quote.

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Tube and pipe data

Pipe schedule chart

OD, wall, ID and weight for NPS 1/8" to 24", schedules 5S through XXS.

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Tube and pipe weight calculator

Weight per foot and total weight for round, square and rectangular tube and pipe in six materials.

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Section modulus calculator

Moment of inertia, section modulus, radius of gyration and plastic modulus for tube and bar.

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Sheet metal

Press brake tonnage calculator

Air bending tonnage, V-die opening, bend allowance, bend deduction and K-factor.

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Planning a machine purchase

Machine ROI and payback calculator

Compare your outsourced price with in-house cost and see payback and 5-year ROI.

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Equipment lease calculator

Estimate monthly payments for $1 buyout and FMV leases.

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Working on a specific part?

Send us your part print. Our team can check how it bends, what tooling it needs and which machine fits.

Talk to our team