Elcometer MTG4 Ultrasonic Material Thickness Gauge
Elcometer MTG4 Ultrasonic Thickness Gauge: Accurate and Cost-Effective Measurement Solution
In the mechanical, manufacturing, pipeline, and tank inspection industries, monitoring material thickness is a mandatory requirement to assess technical safety. If your business is looking for an ultrasonic measurement device with high accuracy, simple operation, and an affordable price, the Elcometer MTG4 ultrasonic material thickness gauge is the number one choice.
Outstanding Advantages of Elcometer MTG4
Developed by Elcometer (UK), the MTG4 focuses on practicality, eliminating unnecessary advanced features to deliver the fastest and most accurate measurement experience:
• Reliable Pulsed-Echo (P-E) measurement mode: The device utilizes traditional ultrasonic waves to measure the total thickness of the material from the surface to the back wall. This mode is ideal for inspecting new metal workpieces, flat steel sheets, or unpainted materials.
• Easy Calibration: Users can quickly set up the device by selecting pre-programmed material types from the memory or by calibrating against a workpiece sample of known thickness.
• Durable industrial design: The gauge body complies with the IP54 dust and splash water resistance standard, enclosed in an impact-resistant rubber casing to protect the device safely when working on site or in harsh workshop environments.
• Intuitive display: Features a large, clear digital reading accompanied by a stability indicator bar (ensuring the user places the probe at the correct angle with sufficient couplant).
Basic Technical Specifications of Elcometer MTG4
- Operating temperature (°C): -10 to 50°C (14 to 122°F)
- Battery life (hours): Alkaline: Approx. 15 hours / Lithium: Approx. 28 hours
- Gauge weight (including batteries) (g): 210g
- Power supply: 2 x AA batteries
- Accuracy: PE: ±0.1mm (0.63 – 19.99mm) / ±0.5% (20.00 – 500.00mm); EE: ±0.1mm (2.54 – 25.4mm)
- Gauge dimensions (h x w x d) (mm): 145 x 73 x 37mm (5.7 x 2.84 x 1.46”)
- Measurement range: PE: 0.63 – 500mm (0.025 – 19.999”); EE: 2.54 – 25.4mm (0.100 – 1.0”); VM: 1,250 – 10,000m/s (0.0492 – 0.3937in/μs)
Real-World Applications of Elcometer MTG4
• Mechanical Machining & Metal Casting: Quality acceptance of incoming raw materials and finished products (steel, aluminum, copper, rigid plastics).
• Industrial Maintenance: Inspecting wall wear and remaining thickness of storage tanks, gas piping systems, and industrial water lines without thick paint coatings.
• Structural Monitoring: Rapid thickness measurement of load-bearing steel beams in construction and machine fabrication.









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