From my experience in nondestructive testing, I offer a complete range of Eddy Current Probe Types designed for fast, reliable inspection of conductive materials. Whether you're stocking for Wholesale demands or supplying top-tier solutions to Manufacturers, I understand what you need: consistent performance, compatibility with your existing instruments, and quick delivery. Our line includes surface, encircling, and differential probes, plus pencil and pancake styles, all tuned for various frequencies to detect cracks, thinning, and coating delaminations without touching the part. I can customize probes for tight geometries, high-temperature environments, or hazardous settings, and provide calibration kits and spare parts. With strong after-sales support, you won't be left guessing about calibration or replacement parts. If you're sourcing Eddy Current Probe Types for a growing operation, I can offer competitive pricing, bundle deals, and dependable lead times. Let's align on your specs, and I’ll get samples out for your evaluation.
Global procurement teams rely on fast, non-destructive testing to safeguard quality across diverse supply chains. Eddy current probes come in a range of coil configurations that detect surface cracks, coating thickness variations, and near-surface defects in conductive materials, even on complex geometries such as tubes and aero parts. Choosing the right probe type and signal processing delivers repeatable results with minimal downtime and high throughput. Absolute probes provide a stable reference for uniform coatings; differential probes compare adjacent zones to highlight small defects; encircling and multi-coil designs excel at inspecting tubes and hollow sections for wall loss; surface and angled probes optimize edge coverage. Multi-frequency options enhance depth discrimination, revealing defects at multiple layers without disassembly. Quality leaders require proven calibration, rugged construction, and easy integration with existing data systems. Look for tight manufacturing tolerances, reliable connectors, and scalable automation that supports multiple lines. With comprehensive support—fixture guidance, calibration kits, and remote diagnostics—buyers can achieve dependable performance that outperforms competing solutions worldwide.
| Probe Type | Frequency Range (kHz) | Sensitivity (A.U.) | Min Detectable Flaw (mm) | Lift-off Range (mm) | Typical Applications | Notes |
|---|---|---|---|---|---|---|
| Absolute Eddy Current Probe | 1–20 | 0.15 | 0.25 | 0.5 | Pipe/tipeline thickness, corrosion mapping | General-purpose probe with broad material compatibility |
| Differential Eddy Current Probe | 5–60 | 0.10 | 0.15 | 0.3 | Welds, geometry-sensitive areas | Excellent lift-off rejection, better geometry tolerance |
| Pencil (Narrow-Track) Probe | 20–100 | 0.08 | 0.10 | 0.25 | Small-diameter tubes, tight spaces | Focused field for surface cracks in constrained geometry |
| Array Probe | 2–10 | 0.05 | 0.06 | 0.2 | Large-area scanning, rapid mapping | Multi-element design enables 2D/3D flaw mapping |
| Surface Eddy Current Probe | 1–15 | 0.12 | 0.20 | 0.4 | Flat plates, skin-depth inspection | Strong edge response for surface-breaking flaws |