A rebound hammer or concrete hammer test, is a device to measure the elastic
properties or strength of concrete or rock,
mainly surface hardness and penetration resistance.
A rebound hammer or concrete hammer test, is a device to measure the elastic
properties or strength of concrete or rock,
mainly surface hardness and penetration resistance.
A rebound hammer or concrete hammer test, is a device to measure the elastic
properties or strength of concrete or rock,
mainly surface hardness and penetration resistance.