JJICI Manhole impact tester
Overview
JJICI manhole impact tester is used to test the impact resistance of plastic manhole base and wellbore wall. It is a necessary testing instrument for plastic manhole testing institutions, production and construction units.
Test procedure: release the weight at a height of 2.5m, make it fall free to impact the center of the sow channel in the manhole base. The radius of curvature of impact weight is 50mm and mass is 1kg. After impact, check whether manhole base is damaged.
Standard
BS EN 13598-2, DB11/T967 and the equivalent.