
ECA probes for surface crack detection are designed to detect defects such as pitting and cracking. Defects can be located at fastener heads or in free areas. The detection can be done through paint or coatings.

Typical application
Surface defect detection such as pitting and cracking. Defects can be located at fastener heads or in free areas. The detection can be done through paint or coatings.
Probe specifications
Probe coverage: 51 mm (2 in.)
Probe resolution: 1.6 mm (0.063 in.)
Frequency range: 50 kHz to 500 kHz
Number of elements: 32
Cable length: 3 m (10 ft)
Operation mode: Absolute bridge mode on two rows
Penetration in aluminum: Surface defect
Detection capability: 2 mm (0.08 in.) long first layer crack at fastener head. 0.5 mm (0.020 in.) diameter surface pit.

Typical application
Surface defect detection such as pitting and cracking. Defects can be located at fastener heads or in free areas. The detection can be done through paint or coatings. Rigid-face version of the SBB-051-150-032 probe.
Probe specifications
Probe coverage: 51 mm (2 in.)
Probe resolution: 1.6 mm (0.063 in.)
Frequency range: 50 kHz to 500 kHz
Number of elements: 32
Cable length: 3 m (10 ft)
Operation mode: Absolute bridge mode on two rows
Penetration in aluminum: Surface defect
Detection capability: 2 mm (0.08 in.) long first layer crack at fastener head. 0.5 mm (0.020 in.) diameter surface pit.

Typical application
Surface defect detection such as pitting and cracking.
Probe specifications
Probe coverage: 64 mm (2.5 in.)
Probe resolution: 4 mm (0.16 in.)
Frequency range: 150 kHz to 1.5 MHz
Number of elements: 16
Cable length: 3 m (10 ft)
Operation mode: Absolute bridge mode on one row
Penetration in aluminum: Surface defect
Detection capability: 2 mm (0.08 in.) long first layer crack at fastener head. 0.5 mm (0.020 in.) diameter surface pit.

Typical application
High-resolution probe used for detection of cracks around fasteners on aluminum.
Probe specifications
Probe coverage: 22 mm
Probe resolution: 0.68 mm
Frequency range: 100 kHz to 1 MHz
Number of elements: 32
Cable length: 2 m (6 ft)
Operation mode: Absolute bridge mode on two rows
Penetration in aluminum: Surface only
Detection capability: 1.5 mm (0.060 in.) long surface crack at fastener head

Typical application
High-resolution probe used for Boeing 737 scribe marks ECA application (soon to be released) with reference sample NDT3075; and detection of cracks around fasteners on Boeing 757 (soon to be released) and other surface-breaking defects.
Probe specifications
Probe coverage: 26 mm
Probe resolution: 0.81 mm
Frequency range: 100 kHz to 1 MHz
Number of elements: 32
Cable length: 2 m (6 ft)
Operation mode: Absolute bridge mode on two rows
Penetration in aluminum: Surface only
Detection capability: 1.5 mm (0.060 in.) long surface crack
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