Optimize your quality control with GD&T analysis

GD&T: guaranteeing part conformity

An essential basis for product quality

Effective communication and consistent measurement across all engineering areas and processes are fundamental to the design and manufacture of top-quality products. Geometric and dimensional tolerances, GD&T, are essential to achieve these objectives.

As a tool, GD&T has been used in the automotive, aerospace, electronics, industrial design and other manufacturing industries over the last few decades to improve product quality. Their use has expanded as industries have moved from mechanical drawing to digital design.

GD&T ensures that parts fit and function correctly. It’s a symbolic language that perfectly captures the design intent.

How GD&T can improve your quality control

Increasing data complexity

More GD&T is now being integrated into CAD files along with product manufacturing information (PMI). Not only do quality engineers need to access these data sets, they also need to decode the design intent. What's more, international GD&T standards are constantly evolving, creating opportunities for interpretation and costly errors.

Guided, reliable analysis

Our Metrolog X4 software provides a complete set of GD&T tools to intelligently guide the user through an efficient workflow with a precise understanding of the part's condition: possible sources of stacking errors in assemblies by working simultaneously with multiple results, and obtaining accurate and usable information from the analysis.

Accessible to all

The hands-on approach to advanced algorithms and calculation methods makes GD&T easy to master for busy engineers with many responsibilities, or for users who have not mastered GD&T in depth.

How GD&T can improve your quality control

Metrolog currently supports CAD files integrated with PMI :

Increase production rates

Performance on complex cases

Metrolog X4 features a GD&T processing engine to handle the most complex cases in record time.

Certified reliability and traceability

NIST-PTB-certified results give you the confidence to carry out fast, accurate inspections. Metrolog X4's features enable you to format reliable, consistent inspections with full traceability throughout the process.

Intelligent, compliant automation

The Metrolog X4 engine eliminates the need for intermediate steps; the operator no longer needs to know which algorithm or constraints to apply to a given characteristic or piece of data. Metrolog X4 will automatically process them in compliance with the standard. When evaluating a GD&T in Metrolog X4, a reference frame (DRF) is automatically created; degrees of freedom are automatically selected according to the DRF, thus avoiding possible misinterpretation by the user. Optimization is also performed according to the shape of the tolerance zone.

Reduce scrap and simplify corrective action

Clear, comprehensive reports

Metrolog offers astonishing GD&T reporting capabilities: Table results with numerical values, Go-No-Go reports...

Graphic visualization of tolerances

Graphical views with labels showing GD&T calculation results next to the GD&T cartridge... In addition, provide numerous dedicated detailed views to illustrate GD&T results. These detailed views are legible and very useful for machining operators to show them where, why and how to set/adjust the correction on their production machine.

Compliance with international standards

Metrolog's GD&T engine is compliant and up to date with ASME and ISO standards.

Would you like to find out more?
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