Consistent withGB/T9138-1988 standards and JJG817-93 statutes and JGJ/T23-2001 technical regulations. HT-225 Concrete Test Hammer generally applied to building components, bridges and all kinds of concrete components (panels, beams, columns, bridges) strength.

This type test hammer is used to test the concrete compressive strength of construction and bridge...
Specifications:
test range: 10~60 Mpa
impact energy: 2.207J (0.225kgf.m)
impact stroke: 75mm
friction of slider: 0.5~0.8N
spherical radius of impact pole: 25+/-1mm
calibration value on test anvil: 80+/-2
dimension: 278*D54mm
weight: 1kg