JENTEK Sensors, Inc.

• Engine Component Inspection • Blades, disks, IBRs, holes, etc. • NDT of Complex Structures (per ASTM E2884-13 Standard Guide for Eddy Current Testing of Electrically Conducting Materials Using Conformable Sensor Arrays, ASTM International, Book of Standards, Vol. 03.03.) • Surface breaking and subsurface cracks • Hidden corrosion • Coating Characterization without need of expensive custom calibration standards (per ASTM E2338-11 Standard Practice for Characterization of Coatings Using Conformable Eddy-Current Sensors without Coating Reference Standards, ASTM International, Book of Standards, Vol. 03.03.) • Complex Shaped Surfaces • Firtree slots in engine disks, fillets in aircraft structures, etc. • MaterialsProcess Quality Characterization

Nondestructive Testing for SCC Crack Mapping and Depth SizingMWM-Array Scanners for SCC Detection through Coatings  Wide-area scanning arrays for preliminary screening of SCC through coatings (coal tar wrap, epoxy, etc.)  Scan rates over 20 sq. ft.min (1.86 m2 ) using JENTEK’s GridStation 8200 instrumentation MWM-Array Scanners for High-Resolution SCC Crack Mapping & Sizing  High-throughput C-Scan imaging of discrete cracks andor SCC colonies  Conformable MWM-Array eddy current sensors configurable for wide range of pipe diameters  Minimal surface preparation requirements (not affected by coatings, moisture and dirt) Crack Depth Software Module – JENTEK GridStation Software  Rapid conversion of MWM-Array response into depth measurements  Automatic crack interaction capability  Electronic storage and retrieval of measurement data (as potential MPI replacement)  Microsoft Windows™ environment with GridStation software for quick and easy report generation

• Pipe MaterialCarbon steel, including ASTM A106, ASTM A53, and API 5L.
• Pipe Diameter (Range)8.5 inch insulation diameter. For example: 4 inch pipe with >2.0 inch insulation 6 inch pipe with >1.0 inch insulation All larger diameters, including vessels
• Detection Threshold1 in. diameter at 65% wall loss (average) 2 in. diameter at 50% wall loss (average) 3 in. diameter at 30% wall loss (average) Based on 0.250" pipe wall, 2 inch insulation, aluminum WJ. Detection performance will vary due to pipe wall thickness, insul

JENTEK Founded in 1992 • JENTEK Core Competencies Model-Based Inverse Methods, Electronics Design, NDTNDENDI, SHM • JENTEK focus is improving safety and quality while delivering high ROI • MWM-Array • Winner FAAATA “Better Way” Award • National Tibbets Award • ASNT Best Paper Award • U.S. Navy Phase III Commercialization Award • FAA approved for some engine inspections • U.S. Navy Standard practice for engine inspection • Implemented on Space Shuttle Leading Edge at NASA KSC • Proven to provide improved inspection performance using model based multivariate inverse methods (MIMs) • GridStation Software and HyperLattice based MIMs • Intuitive operator interfaces • Inherent self-diagnostics • C-Scan imaging of multiple properties simultaneously (e.g. first and second layer corrosion, or coating conductivity and thickness) • Convenient procedure and data management