Langry RH225-B Digital Concrete Test Hammer

The RH225-B Digital Rebound Hammer, meticulously developed by Langry Technology, is a practical patented product that fully complies with national regulations. The sensor part of the rebound hammer has undergone revolutionary structural innovation, adopting a non-contact electromagnetic sensor. This greatly solves the accuracy of rebound data affected by various factors such as strong light and dust with traditional sensors, as well as the frequent maintenance issues of the rebound hammer, thereby improving the accuracy of testing and the service life of the rebound hammer.

•  Utilizes electromagnetic sensor technology, free of load and contact, ensuring zero interference with rebound values and higher accuracy.
• Unaffected by strong light, dust, oil stains, etc., with maintenance-free electronic compartments and modular design for quick replacement and assembly.
• Built-in Bluetooth chip allows connection to portable Bluetooth printers for on-site printing of raw records and test results.
• Large-capacity rechargeable lithium battery with low power consumption for longer battery life and energy efficiency.
• Built-in gyroscope automatically identifies the direction of impact, improving work efficiency.
• Equipped with online system software featuring cloud data import and various data export formats, optimizing user experience.
• Automatic data recording and storage.
• Built-in Bluetooth for on-site printing.
• Utilizes electromagnetic sensor technology.
• It adopts mobile phone keystroke technology and a seven-key design.
• The product is characterized by better hand feeling, longer life, faster response, and easier to operate.
• Built-in Bluetooth chip is connected to a portable Bluetooth printer and can print out the original records and test results in the field.

Standards

• ГОСТ 22690
• EN 12504-2
• EN 13791
• RILEM TC-ISC
• JCSE-G504
• JGJ-T23
• EN12504-2, EN13791
• GOST 22690-2015
• ACI 228.1R
• ASTM C 805
• ISO 1920-7
• JIS A1155

Applications

Essential for structural engineering, construction, and quality control, the Langry RH225-B Digital Rebound Hammer provides accurate compressive strength measurements for ordinary concrete, ensuring compliance with industry standards and enhancing structural integrity assessments.

 Specifications

• Memory storage: 1000 standard components
• Screen size: 2.8" OLED screen 256*64 (dot matrix)
• Battery Power: 3.7V lithium battery, 3200 mAh
• Standard impact energy: 2.207 J
• Elastic tension spring stiffness: 785 ± 30 N/m
• Stretch length of impact spring: 75±0.3 mm
• Calibration value on testing anvil: 80±2