This app provides accurate flat pattern layouts for complex sheet metal shapes and transitions. It simplifies calculations for cones, frustums, cylinders, and various transition pieces, saving time and reducing errors in fabrication projects.
3.5
July 31, 2026
• Updated UI for a more intuitive experience • Improved spacing and alignment • Faster and smoother performance
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This app is a comprehensive tool designed to generate accurate flat pattern layouts for a wide variety of complex sheet metal shapes and transitions. It simplifies intricate calculations, enabling users to precisely compute flat patterns for conical shapes, frustums, truncated cylinders, and various transition pieces like rectangles to circles.
Key features include precise calculations for conical shapes, eccentric frustums, and truncated cylinders. It also offers bend allowance calculations, and the ability to generate transition pieces such as rectangle-to-circle, circle-to-rectangle, and rectangle-to-rectangle. Additionally, it supports complex shapes like pants, breeches, tees, pyramids, augers, spheres, and flanges.
The app is available for free download and use, but it offers in-app purchases. This means that while the core functionality is accessible without cost, certain advanced features or additional content may require a purchase.
This app is ideal for sheet metal fabricators, mechanical engineers, HVAC professionals, metalworkers, welders, industrial designers, and students and educators in engineering fields. Anyone involved in projects requiring precise sheet metal layouts will find this tool beneficial for efficiency and accuracy.
The app is versatile and ideal for a range of projects including HVAC ductwork, industrial piping, metal roofing, and custom fabrication projects. Its ability to handle complex shapes and transitions makes it a valuable asset for detailed and specialized metalworking tasks.
