
NM01QC3750
QUICK CHANGE SHEAR WAVE TRANSDUCERS ( QC ), 5 MHZ, 3/8", DAKOTA "5 MHZ, 3/8" ONLY"
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The Dakota Ultrasonics Quick Change (QC) Shear Wave Transducer is a specialized ultrasonic probe designed for efficient and high-resolution angle beam inspection. It is part of Dakota's "Quick Change" system, which allows for rapid interchangeability of wedges, making it a highly versatile tool for NDT technicians.
This specific model is defined by its operating frequency and element size, making it suitable for a variety of precise inspection tasks.
Key Features & Benefits:
Quick Change (QC) System: The defining feature is its threaded design, which allows the transducer to be quickly attached to and detached from a variety of compatible quick-change wedges. This eliminates the need to change the entire probe assembly when different refracted angles are required, dramatically improving inspection speed and convenience.
High Frequency (5 MHz): Operating at 5 MHz, this transducer provides excellent near-surface resolution and is ideal for detecting very small flaws. It is particularly well-suited for inspection of fine-grained materials where high resolution is critical, and for thinner materials where its limited penetration depth is not a concern.
Shear Wave Transducer: As a shear wave transducer, it must be used with a compatible angle beam wedge to introduce sound into the test material at an angle. This is the standard method for detecting flaws such as cracks, lack of fusion, and other discontinuities that are not perpendicular to the inspection surface.
3/8" (0.375") Element Size: This element size is a popular choice, providing a good balance between beam characteristics. It is large enough to offer sufficient sound energy for a well-defined beam but small enough to maintain excellent near-surface resolution and allow access to slightly restricted areas.
Robust Construction: Dakota Ultrasonics probes are built with durable housings (often plastic or stainless steel) to withstand the rigors of industrial NDT environments.
Connector Type: Dakota's QC series transducers typically feature a Microdot connector, which is a compact and reliable connector commonly used in high-frequency ultrasonic applications.
Applications: The combination of a high frequency and quick-change design makes this transducer highly versatile for:
High-resolution weld inspection.
Flaw detection in thinner materials.
Identifying small cracks and other discontinuities in fine-grained metals.
Inspections in limited access areas where the quick-change wedges and a small probe footprint are beneficial.
Specifications:
Manufacturer: Dakota Ultrasonics
Series: Quick Change (QC) Shear Wave
Probe Type: Single Element Shear Wave Transducer
Frequency: 5 MHz
Element Size: 3/8 inch (0.375" or 9.53 mm)
Wave Type: Shear Wave (requires an angle beam wedge)
Connector Type: Typically Microdot
Housing: Durable plastic or stainless steel
Compatibility: Must be used with a Dakota Ultrasonics QC-compatible wedge.
Typical Applications:
Weld Inspection: Specifically for high-resolution inspection of welds in critical or thin-section components.
Aerospace & Automotive: Detecting small defects in high-performance components.
Manufacturing: Quality control of precision-machined parts.
Crack Detection: Locating fine cracks or other planar flaws.


