Engineering solutions

Engineering tools

Fabrication calculators in your browser. Enter the drawing data, check it on a live sketch, download DXF and PDF.

Open calculator Request a tool

No install, no login
DXF for nesting software
Phone, tablet and desktop

Tools

Ready to use

Twelve free tools with 3D views. No install, no login – DXF for your nesting software.

Live Spiral Casing Plate Development Flat patterns for every cone segment, the inlet cone and the partition plate, from your section table. 3D modelPick dims from PDFMarking distancesDXF + PDF drawings Open calculator

Fan Scroll (Volute) Casing Four-arc or spiral scroll for fans and blowers: side plate profile, wrap length with roll radii and marks. 3D modelRoll radiiMarking distances Open tool

Cyclone Separator Size from air flow, get pressure drop and cut size, and patterns for barrel, cone, duct and roof. 3D modelPressure drop & efficiencyPieces + DXF Open tool

Cone & Transition Development Concentric or offset cones and rectangle-to-round, in pieces, with roll and bend lines. 3D modelPieces + DXFMarking distances Open tool

Dished End Torispherical, ellipsoidal and hemispherical heads: depth, blank diameter, volume and weight. 3D modelBlank size Open tool

Sphere (Globe) Development Petal (orange-peel) patterns in rows with crown plates, marking widths and weights for spheres and domes. 3D modelPetals + crownMarking distances Open tool

Screw Conveyor Flight Flat blank for sectional screw flights: inside and outside diameter, cut-out angle and chord, blanks per conveyor and weight. 3D modelBlank + cut-outAuto nesting Open tool

Sheet & Plate Bending Flat blank and bend lines for press-brake profiles, and rolled shell lengths. 3D modelBend allowance Open tool

Segmented Elbow Cut templates for lobster-back elbows, with heel and throat lengths. 3D modelWrap templatesMarking distances Open tool

Pipe Branch & Saddle Tee, lateral, offset, tangential and angular nozzles – set-on, set-in or set-through – with branch, hole and saddle templates. 3D modelAll nozzle typesSaddle + hole templates Open tool

Plate Weight & Nesting True-shape nesting on the plates you have in stock, with your cutting allowance. 3D modelAuto nestingCost estimate Open tool

Weld & Consumables Estimate Weld metal, electrodes or wire, hours, gas and cost per joint. 3D model5 joint typesCost estimate Open tool Need another calculator? Tell us the job – we build it to your drawings and standards. Request a tool

How it works

Drawing to cut file in three steps

1

Enter the data

Type the section table or tap numbers on your PDF drawing.

2

Check it

The sketch highlights each dimension. Wrong values are flagged.

3

Download

DXF per part for nesting, PDF drawings and ordinate tables.

Built to order

Custom Engineering Calculators

Need a development, weight or nesting calculator for your own job? We build it to your drawings and standards.

Shell & nozzle layouts Hoppers & chutes Lifting lug checks Your own standards

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