Core considerations for flat pattern vs formed model
- DXF or flat STEP works best when the part is truly flat.
- Formed STEP is better when bend logic and 3D review matter.
- The wrong file type can force review or hide important formed-part costs.
Blog - File Preparation
Flat Pattern vs Formed Model for Sheet Metal Quoting
Whether you upload a flat pattern or a formed model changes what the system can learn from the file and how the job gets priced.
File Preparation
Topic
Buyer guide
Article type
2026-03-11
Published
File Preparation
Flat Pattern vs Formed Model for Sheet Metal Quoting: a practical quoting checklist.
Checks before quoting flat pattern vs formed model
- Use a flat file only when the part is meant to stay flat.
- Use a formed STEP when bend count, flange lengths, or shape inspection matter.
- Do not flatten a bent part just to force it through the laser path if the job is really formed.
Cost and review factors for flat pattern vs formed model
- Flat files drive cut pricing and material selection cleanly.
- Formed models add weight, bend count, and brake-fit logic.
- The file type changes what the customer can preview and validate before checkout.
Next actions for flat pattern vs formed model
- Match the uploaded file to the actual manufacturing route.
- Use DXF for finalized flat patterns.
- Use formed STEP when the part needs bending and 3D review.
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