GDT:Profile Overview
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| Symbol | Profile Overview |
|---|---|
| Type | Profile |
| Category | Profile |
| Standard | ASME Y14.5 |
| Author | Admin |
| Datums | Optional, based on how the true profile is located |
| Modifiers | Dynamic profile, non-uniform, tangent, unequal, free state, ST where allowed |
| Tolerance zone | Profile zones around the true profile |
| Image | GDT-Profile-Overview.svg |
| Common mistakes | Missing true profile location; applying profile to datum surfaces; using prohibited modifiers |
| Related |
Summary
Profile controls define a tolerance zone around a true profile in 2D or 3D.
Scope
Use profile controls to manage both form and location of complex shapes, often with a single requirement.
Controls in this category
- GDT:Profile of a Line
- GDT:Profile of a Surface
- GDT:Profile Composite FCF
- GDT:Profile Multi-Single Segment FCF
When to use it
Use profile when you need an overall shape control that can also relate to datums.
Common mistakes
- Not locating the true profile with basic or toleranced dimensions.
- Applying profile to a datum surface in an ambiguous way.
- Using prohibited modifiers such as diameter or MMC/LMC where not allowed.