Precision Metrology

Nanometric Accuracy for Aerospace Components

High-fidelity CMM inspections, optical comparators, and laser-based surface profiling for geometric verification of critical aerospace parts. Every measurement is traceable to defense tolerancing standards.

AS9100 & NADCAP compliant lab

Typical measurement uncertainty: ±0.5 microns

Next step

Ready to verify your aerospace components?

Submit a single turbine blade, a batch of fasteners, or a composite panel for a full geometric verification. Our team will provide a detailed deviation report within 48 hours.

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Frequently Asked Questions

Common inquiries about our precision metrology services for aerospace components.

Our ultra-precision CMM platform achieves a measurement uncertainty of ±0.5 microns for turbine blade geometry verification. This includes full 3D coordinate measurement with hundreds of thousands of data points per blade, ensuring compliance with AS9100 and NADCAP requirements.

We use high-magnification optical comparators with digital edge detection to inspect thread forms on bolts, screws, and inserts. Our process measures major diameter, pitch diameter, root radius, and flank angle with repeatability better than 1 micron, conforming to MIL-S-8879 standards.

Yes, our laser profiling system scans surfaces up to 2m x 1m with a lateral resolution of 10 microns and vertical resolution of 0.1 microns. We generate 3D surface maps that detect porosity, waviness, and delamination, and correlate the data with ultrasonic C-scan results for comprehensive quality assessment.

Our reports include deviation maps, statistical process control charts, and certification documentation compliant with AS9100 and NADCAP requirements. Each report provides pass/fail criteria based on customer-defined tolerance bands, suitable for first-article inspections and periodic lot verification.

For a single turbine blade, the typical cycle time is under 4 hours. This includes full 3D coordinate measurement, data analysis, and report generation. For larger batches or complex geometries, we provide estimated timelines during the initial consultation.

You can contact us via email at info@justjiang.com or call 0045 8969301 to discuss your requirements. We arrange shipping logistics and provide a detailed inspection plan before receiving your components. After inspection, we deliver a comprehensive report with all measurement data and certifications.

Inspection Service Tiers

Choose the level of geometric verification that matches your aerospace component requirements.

Standard CMM Verification

Base tier

Full 3D coordinate measurement of up to 50 critical features per part using our ultra-precision CMM platform. Includes deviation maps and a pass/fail report against your CAD model. Suitable for non-flight-critical brackets, housings, and secondary structures.

Up to 50 features Deviation map AS9100 certificate 5 business day turnaround

Advanced Optical & Laser Profiling

Mid tier

Combines optical comparator analysis for thread forms and laser surface profiling for composite panels. Delivers 3D surface maps, thread form reports, and porosity detection. Designed for fasteners, composite skins, and complex contoured parts.

Thread form & pitch verification 10 µm lateral resolution Surface porosity map 3 business day turnaround

Full Nanometric Certification

Top tier

Highest-fidelity inspection for turbine blades and primary flight structure components. Includes CMM inspection, laser profiling, and optical comparator analysis in a single workflow. Measurement uncertainty of ±0.5 µm with full statistical process control charts and NADCAP-compliant documentation.

±0.5 µm uncertainty SPC charts included NADCAP documentation 1 business day turnaround

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