This Heavy duty test Hammer is used to inspect the strength of large/heavy components of various buildings., like water irrigation, port, railway tunnel, mineral, road, airport runway, foundation beam. It complies to the GB/T9138-1988 standards.
The centre guiding rod is made of high quality exported material, features high precision, abrasion proof.
The cover is made of ultralumin, makes it durable in use.
Impact kinetic energy: 29.43J(3Kgf.m)
Tensile spring stiffness: 1.6kg/cm
Curvature radius of Hitting rod sphere: 53mm±1mm
Average rebound value against the steel anvil: 63±2
Overall size: 105*320*680mm
Weight: approx 8kg
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