| -
Specifications - Dapco
Industry's DSAW UT Inspection System |
Range
of
product tested |
18 inches (458 mm) to
56 inches
(1424 mm) |
| Wall
Thickness |
0.25
inches (3.6 mm) to 2.5 inches
(63.5 mm) |
| Inspection
Criteria |
API 5L |
| Inspection
Directions |
Thickness,
laminations and longitudinal cracks |
| Area
covered |
12 inches
(305 mm) per revolution of the pipe |
| Sensors |
Four wheel
probes, each containing 3 linear multi-element array transducers |
| Thickness
transducers |
5.0 MHz
broad-banded array for thickness and lamination detection |
| Defect
detection transducers |
2.25 MHz
shear wave arrays in opposing directions for longitudinal ID and
OD cracks |
| Electronics |
52
microprocessor controlled ultrasonic data channels, 4 for control
and 48 for data collection, all operating simultaneously in a
parallel processing mode |
| Test
cycle time |
Total time
per pipe is less than 90 seconds |
