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Sonatest — Standard 70° Wedge for 1/2" × 1" Probe (AOD 3" Dia.)
Angle Beam Wedge for Ultrasonic Testing Applications SKU: SW5170-3Overview
The Sonatest Standard 70° Wedge is a precision ultrasonic accessory designed for angle beam inspections using 1/2" × 1" probes. Engineered to produce a 70° refracted shear wave, this wedge enables accurate detection and evaluation of flaws such as cracks, lack of fusion, and inclusions in welds and structural components.
With an Active Offset Distance (AOD) of 3 inches, the wedge ensures proper beam entry positioning and consistent inspection geometry, supporting reliable and repeatable results. Its design provides stable coupling and precise probe alignment, making it suitable for both manual and encoded ultrasonic inspections.
Manufactured for compatibility with Sonatest probes and systems, this wedge is ideal for weld inspection applications across industries such as oil & gas, power generation, and fabrication.
What's Included
| Item | Details |
|---|---|
| UT Wedge | 70° angle beam wedge for 1/2" × 1" probe |
Box Dimensions & Shipping Weight (Estimated)
| Parameter | Imperial |
|---|---|
| Length | 6.0 in |
| Width | 4.0 in |
| Height | 3.0 in |
| Dimensions (L × W × H) | 6.0 × 4.0 × 3.0 in |
| Weight | 0.7 lb |
Key Specifications
| Parameter | Details |
|---|---|
| Product Type | Ultrasonic wedge |
| Angle | 70° refracted shear wave |
| Probe Size Compatibility | 1/2" × 1" |
| AOD (Active Offset Distance) | 3.0 in |
| Application | Angle beam ultrasonic testing |
| Compatibility | Sonatest UT systems |
Performance Features
70° Angle Beam Inspection
Optimized for detecting weld defects such as cracks, lack of fusion, and inclusions.
Precise Beam Control
Ensures accurate beam entry and consistent inspection geometry.
Stable Probe Coupling
Provides reliable contact and signal transmission during inspections.
Repeatable Results
Supports consistent and dependable inspection performance.
User-Friendly Design
- Easy probe mounting and alignment
- Lightweight and easy to handle
- Compatible with standard UT setups
- Designed for efficient inspection workflows
Built for Industrial Environments
- Durable construction for demanding applications
- Suitable for field and shop inspections
- Reliable performance in continuous use
- Designed for professional NDT workflows
Compatibility
Compatible with:
- Sonatest ultrasonic probes (1/2" × 1")
- Ultrasonic flaw detectors
- Angle beam UT inspection setups
- Weld inspection workflows
Ideal Applications
- Weld inspection and flaw detection
- Structural steel inspection
- Pipeline and pressure vessel inspection
- Oil & gas and power generation industries
- Fabrication and manufacturing QA/QC
- General angle beam ultrasonic testing (UT)
About Sonatest
Sonatest is a global leader in ultrasonic testing technology, providing advanced solutions for flaw detection, phased array inspection, and corrosion monitoring. Their products are trusted by NDT professionals worldwide for accuracy, reliability, and innovation.


