The Ring Stiffness Testing Machine is an advanced quality control solution designed to accurately measure the ring stiffness and mechanical performance of plastic pipes in full compliance with international standards. Operating in accordance with ISO and ASTM standards, the system delivers high-precision force and deformation measurements, repeatable and stable test performance, and globally accepted test results through its modern control and software infrastructure. With its robust mechanical frame and user-friendly interface, the machine ensures long-term reliability and efficient operation in both production environments and quality control laboratories.
Standards:
Tensile testing, compression testing, ring stiffness testing, creep testing, and fatigue testing are fundamental methods used to evaluate the mechanical properties of materials. These tests are widely applied in quality control and R&D processes to determine material strength, durability, and stress–strain behavior in engineering applications.
Compression testing is used to measure a material’s compressive strength and behavior under load by recording the applied force and resulting deformation. Through this method, key properties such as the elastic region and compression modulus are accurately determined. Ring stiffness testing is a specialized form of compression testing designed to evaluate the stiffness of pipe-shaped structures under controlled loading conditions.
The universal testing machine enables multiple test methods—including tensile testing, compression testing, and ring stiffness testing—to be performed on a single system. It provides precise measurement of critical mechanical parameters such as tensile strength, compressive strength, elastic limits, and breaking point, delivering reliable data for product development, quality assurance, and engineering design.
Standards:
Ensure your production with safer, more durable, and faster results.




Thanks to its highly rigid body structure and high-quality mechanical components, it offers long-lasting, stable, and safe use.


| AL UN 5 | AL UN 10 | AL UN 15 | AL UN 20 | AL UN 25 | AL UN 30 | AL UN 50 | AL UN 100 | AL UN 200 | Optional | |
| Maximum Load Capacity | 5 kN | 10 kN | 15 kN | 20 kN | 25 kN | 30 kN | 50 kN | 100 kN | 200 kN | Optional |
| Frame Type | Single Column | Dual Column | ||||||||
| Maximum Distance Between Grips | 90 cm | 95 cm | 125 cm | Optional | X | |||||
| Maximum Vertical Test Space | 100 cm | 100 cm | 180 cm | 250 cm | 350 cm | 400 cm | 500 cm | X | ||
| Speed Range | 1 mm/min – 1000 mm/min | |||||||||
| Speed Accuracy | ±0.1% | |||||||||
| Position Accuracy | 10 μm – 100 μm | |||||||||
| Mechanical Extensometer | Optional | |||||||||
| Video Extensometer | Optional | |||||||||
| Ring Stiffness Test Plate | Included in the System | |||||||||
| Compression Plate (Not included in the system) | Optional | |||||||||
| Customizable Compression Plates | Optional | |||||||||
| Control Interface | PC / HMI Screen / PLC Control | |||||||||
| Data Transfer | Memory Card | USB | Wi-Fi | |||||||||
| Power Supply | 220 V | 380 V | ||||||||
The product is valid for 2 years starting from the delivery date.
For your technical support requests, simply contacting us is sufficient. Our expert team will strive to resolve your issue as quickly as possible through remote connection or phone support. If the problem cannot be resolved remotely, our technical team will be dispatched for on-site intervention. This ensures that your device is restored to working condition as swiftly as possible.
The installation and activation of the device you purchased are carried out in your working environment by our expert technical team. After the installation, comprehensive training is provided to your user personnel for the correct and efficient use of the device. This service ensures that you can use all the device’s functions safely and effectively.
To ensure the device operates efficiently and has a long lifespan, regular maintenance is essential. This includes tasks such as cleaning, checking connections, software updates, and calibration. It is recommended to perform maintenance at the intervals specified in the user manual. If desired, you can seek professional support from our technical service for maintenance tasks.
To ensure the device’s accuracy, calibration must be performed at regular intervals. Professional calibration is recommended every 6 months.
If you still have unanswered questions, please don’t hesitate to contact us. We are happy to provide any additional information you need and are always ready to help!
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