Calibration Systems
RAD Torque Calibration Systems
Accurate and reliable torque output starts with rigorous calibration. The RAD Calibration Systems are comprehensive solutions, built from RAD's state-of-the-art laboratories, to ensure your torque tools operate perfectly, whether in a dedicated calibration lab or directly on the job site.
These systems have earned their place in calibration laboratories worldwide due to their high accuracy and repeatability. ABS offers both portable Small Calibration Systems and robust Large Calibration Systems, providing precision and performance for tools across all torque ranges.
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High Accuracy
Achieves ± 0.5% of reading within 20% to 100% of full scale.
Achieves ± 0.5% of reading within 20% to 100% of full scale.
Instant Verification
Transducers provide immediate torque read-outs for real-time data checks.
Transducers provide immediate torque read-outs for real-time data checks.
Software Ready
Connects to software for automated data logging and calibration analysis.
Connects to software for automated data logging and calibration analysis.
Built for Durability
Large systems use heat-treated 4340-material bolts for maximum strength and service life.
Large systems use heat-treated 4340-material bolts for maximum strength and service life.
Portable & Mobile
Small systems are designed for high-accuracy calibration directly at the job site.
Small systems are designed for high-accuracy calibration directly at the job site.
Complete Kits
Includes a weatherproof case, charger, USB cord, and ISO 17025 calibration certificate.
Includes a weatherproof case, charger, USB cord, and ISO 17025 calibration certificate.
The RAD Calibration Systems are categorized by their maximum capacity and maintain a high standard of accuracy.
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Frequently Asked Questions
You will find answers to about our various industries and industry specialists service and more. Please feel
free to contact us if you don't get your question's answer in below.
free to contact us if you don't get your question's answer in below.
Bolt load measurement is the process of accurately determining the actual clamping force (tension) in a bolted joint. It is critical in safety-sensitive applications such as wind energy, oil & gas, power plants, mining, and heavy machinery, where incorrect bolt tension can lead to joint failure, leaks, vibration, or structural damage.
Smart sockets measure bolt load by directly sensing the applied load or elongation of the bolt during tightening or inspection. Unlike conventional torque tools, smart sockets provide real-time, repeatable, and accurate bolt load data, eliminating errors caused by friction, lubrication, or surface conditions.
Ultrasonic (often called sonic or solar) bolt load measurement uses high-frequency sound waves to measure the elongation of a bolt, which directly correlates to bolt tension. This method is highly accurate and is widely used for critical bolted joints, large-diameter bolts, and applications where torque methods are unreliable.
Bolt load measurement systems are commonly used in:
Wind turbine installation & maintenance
Oil & gas pipelines and flanges
Power generation plants
Steel structures & heavy fabrication
Mining and cement plants
Aerospace and heavy equipment manufacturing
These systems help ensure joint integrity, safety compliance, and repeatable assembly quality.
Calibration ensures that bolt load measurement equipment delivers accurate and traceable results. Regular calibration using certified calibration systems helps maintain measurement reliability, meet quality standards, and comply with audit and safety requirements in industrial environments.
Torque tightening only estimates bolt tension and is heavily affected by friction, surface finish, and lubrication. Bolt load measurement directly measures actual bolt tension, resulting in higher accuracy, reduced joint failures, improved reliability, and longer equipment life, especially in critical bolting applications.
