The LANGRY Concrete Test Hammer RH225-A is crafted for assessing the compressive strength of ordinary concrete in structural engineering applications. Its improved pointer design allows for easy friction adjustment and ensures stability during testing. Constructed with super hard 6061 aluminum alloy casing, it offers exceptional abrasion resistance, while the high-precision flange and hook enhance durability. Furthermore. It is equipped with multiple original imported dust-proof components. It ensures cleaner movement and extends maintenance periods. Moreover, it guarantees accurate and consistent results every time with standardized impact energy and precise calibration. Trust LANGRY for robust and reliable testing equipment designed to meet the demands of modern engineering standards.

• Accurate and reliable concrete strength assessment.
• Ergonomic design for comfortable handling.
• Super-hard aluminum alloy case resists wear and tear.
• Imported high-quality springs are more fatigue-resistant, aluminum alloy spring seat snap ring assembly.
• Adopt CNC machining centers and other machine tools to refine the movement.
• Silicone bracket for soft hand protection.
• Finely grind the spherical zero-setting screws to make the rebound firing smoother.

Standards

• JGJ-T23
• ГОСТ 22690
• ASTM D 5873 (Rock)
• ASTM C 805
• EN 12504-4
• EN 13791
• ISO/DIS 8045
• JIS A1155

Applications
The Concrete Test Hammer RH225-A offers a precise evaluation of concrete strength, which is vital for construction projects, infrastructure assessment, and quality control in civil engineering endeavors.

Specifications

• Standard impact energy: 2.207 J
• Pointer length: 20.0 ± 0. 2 mm
• Friction of pointer: 0.65 ± 0. 15 N
• Spherical radius of bouncing rod: 25±1.0 mm
• Elastic tension spring stiffness: 785.0 ± 30. 0 N/m
• Operating length of elastic tension spring: 61.5±0.3 mm
• Bounce hammer take-off position: Scale "0~1"
• Calibration value on testing anvil: 80±2