Purdue University

Introduction to GD&T

GD&T is an international design standard that uses 14 standard geometric tolerances to control the shape of features. GD&T emphasizes the fit, form, and function of a part by comparing the physical ...
MD&M East

Why Perform Tolerance Stackups in Medical Device Assemblies?

Medical device customers often say, “The design is close to lockdown.” This means that the list of requirements has been met and that the project is nearing handoff to manufacturing. The next steps ...
Machine Design

Design Efficiency Through Mechanical Variation Management

Take Sigmetrix, for instance—a software solutions provider that helps users achieve robust designs through tolerance analysis and the correct application of GD&T. During 3D Experience World in Houston ...
Purdue University

Introduction to GD&T 301

Introduction to GD&T provides a basic introduction to the symbols and terminology of geometric dimensioning and tolerancing, or GD&T. GD&T is an international design standard that uses 14 standard ...