Digital Concrete Rebound Hammer Tester Gauge With Pointer Length 20.0 ± 0.2mm
Rated value of steel anvil. Pointer length. Pointer friction. Working length of spring striking tension spring. Tensile length of spring striking tension spring. Stiffness of spring. Spherical radius of impact rod.
HT225-B Strength Measuring Instrument Concrete Test Hammer LCD Rebound
It has the functions of rebound sampling, automatic recording, automatic storage. Applicable concrete range: 10-60mpa. Captive bolt draw spring stiffness: 785.0 ± 30.0 (n / M). Indicating value casal consistency: ≤ ± 1.