TG-M90 Magnetic Crawler C-scan Corrosion Thickness Measurement
This advanced corrosion thickness measurement system eliminates the need for scaffolding, surface polishing of anti-corrosion layers, and couplants. It enables rapid remote-controlled detection of high-altitude wall thickness corrosion through innovative electromagnetic ultrasonic technology.
System Configuration
| Item |
Name |
Unit |
Quantity |
Remark |
| 1 |
Host (PC and Software) |
set |
1 |
10.6 inch screen |
| 2 |
M90D Magnetic Crawler (Video and Thickness measurement module included) |
set |
1 |
|
| 3 |
Controller |
piece |
1 |
|
| 4 |
C-scan Frame/Transverse Grating Arm |
piece |
1 |
|
| 5 |
Defect Marking Mechanism |
piece |
1 |
Optional |
| 6 |
Cable Unit (Power supply, Cable Winding Rack, Control cable) |
set |
1 |
30m, can be customized ≤50m |
| 7 |
Safety Rope Drop Preventer |
meter |
30 |
Can be customized ≤50m |
| 8 |
Other Accessories (magnetic dismantling pads, etc.) |
set |
1 |
|
Key Features
No scaffolding required • No surface polishing needed • No couplant necessary • Remote-controlled high-altitude corrosion detection
- Rare-earth high-strength permanent magnet wheels ensure safety even during power failure
- Multi-attitude operation on ferromagnetic surfaces (horizontal, vertical, inverted)
- Electromagnetic ultrasonic thickness measurement probes for rapid corrosion screening
- Comprehensive scanning of suspected corrosion areas with quantitative analysis
- Standard A, B, and C scan displays for clear thickness visualization
- Integrated video camera for real-time surface inspection monitoring
- Remote control with preset scanning tracks for automated operation
Magnetic Crawler & Host Specifications
Functional Features
- Integrated front-view and rear-view dual cameras for real-time monitoring
- Strong magnetic suction with 16kg vertical upward load capacity
- Multiple movement postures: vertical, horizontal, inclined, and inverted
- High motion precision with millimeter-level programmed step detection
- Compact design with small turning radius for easy maneuverability
- Motion-oriented guidance with macro video surveillance
- Distance positioning (error ≤30mm) with optional defect marking
- Professional scanning clamping mechanism for stable travel and probe coupling
- High electrical safety with special cables and leakage protection
- Sealed protective box for EAMT and circuit modules
Technical Parameters
- Host: CPU ≥ i5/4GHz quad-core, 10.6" high-brightness HD display
- Control cable: 30m (customizable up to 50m)
- Motion paths: Linear, zigzag, and bow-type scanning patterns
- Longitudinal movement: 5-200mm/s stepping speed, ≤4mm barrier clearance
- C-scan bracket: 300mm total travel (customizable), 0-80mm/s speed
- Surface curvature: R ≥0.75m (no residual height), R ≥1.5m (with weld seams)
- Crawler body: 350×330×230mm, 17kg weight, passes through Φ450mm holes
- Controller: 220×145×60mm, 3.5" touch display, 0.4kg weight
- Video: Dual 3MP cameras (2304×1296 resolution)
- Power: AC100-240V, 50/60Hz, ≤200VA consumption
- Operating conditions: -10℃ to +50℃, ≤85% humidity
EAMT Thickness Measurement Unit
Functional Features
- No surface preparation required - penetrates up to 4mm of coatings
- Measurement non-perpendicularity up to ±25° for flexible positioning
- Multiple display formats: digital values, A-scan, time-based and distance-based B-scan
- Intelligent algorithms with automatic, single gate, and double gate measurement modes
- Built-in material shear wave speed database with customizable values
Technical Parameters
- Thickness measurement: Accuracy 0.04mm, Range 2-120mm (Steel)
- Work clearance/lift-off: ≤4mm
- Measurement non-perpendicularity: ±25°
- Sound speed range: 1000-9999 m/s, 1 m/s adjustment increment
- Gate functions: Automatic, manual single gate, manual double gate
- Electromagnetic ultrasound probe: ≤15N magnetic suction, Φ30×44mm, ≤80g weight
- Working temperature: -10℃ to +50℃
Measurement Analysis Software
- Simultaneous display of thickness, A, B, and C scan results
- Direct test record generation with thickness value lists for analysis
- Compatible with Windows 7-11 (32/64 bit) operating systems
Standard Package Contents
- Test host (PC and Software) - 1 Set
- M90D magnetic crawler with video and thickness modules - 1 Set
- Controller - 1 Piece
- C-scan frame/transverse grating arm - 1 Piece
- Defect marking mechanism - 1 Piece (optional)
- Cable unit with power supply and control cable - 1 Set
- Standard test block (carbon steel Φ20×10mm) - 1 Piece
- Other accessories (magnetic dismantling pads, etc.) - 1 Set
- Safety rope drop preventer - 1 Piece
- Operating manual - 1 Book
- Factory test report - 1 Copy
- Anti-vibration transport box - 1 Piece
Application Scenarios