7 Steps Standard Ultrasonic Thickness Calibration Block CS 2-3-5-8-12-20-25mm for NDT Testing

7 Steps Standard Ultrasonic Thickness Calibration Block CS 2-3-5-8-12-20-25mm for NDT Testing

Basic Specification Parameters
Step thickness specifications: 2mm, 3mm, 5mm, 8mm, 12mm, 20mm, 25mm
Model: 7 Step Thickness Block
Material: 1018 carbon steel 
Applicable sound waves: Conventional ultrasonic longitudinal waves, compatible with common ultrasonic frequencies ranging from 2MHz to 5MHz
Thickness tolerance: ±0.05mm (industrial calibration grade)
Surface treatment: Precision grinding processing, smooth surface, no rust, no oxide layer
Structural form: Integrated whole forging molding, multi-step integrated design
Acoustic characteristics: Standard sound speed of steel 5900m/s, low sound attenuation, strong detection stability