Concrete Test Hammer TC500N

TC500N is a portable instrument to test the compressive strength of concrete structures or rock in non-destructive testing field. The type N hammer is designed for measuring concrete thickness 100mm or more, or concrete with a maximum particle size no more than 32 mm. Features● Suitable for testing a wide variety of concrete, rock and bricks.● Light, flexible and simple operation.● Friction adjusted by the pointer.● Adopt stretching techniques to let the button work well.● Supplied with carborundum stone to prepare test surface. Specifications Model TC500N Measuring range 10 to 70N/mm2 Impact energy 2.207Nm Spring extension 75±0.3mm Friction of pointer system 0.65±0.15N Length of pointer 20.0±0.2mm Radius of spherical tip 25±1.0mm Working length of the spring 61.5±0.3mm Mean value of steel-anvil rating 80±2 Flip tension spring rigidity 785.0±40.0N/m Operating temperature 0℃～+40℃ Storage temperature -10℃～+50℃ Di