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Non-destructive Testing

HT-550 High Strength Test Hammer

HT-550 High Strength Test Hammer

 High Strength Test Hammer HT-550


HT-550 is mid type test hammer, used to test the compressive strength of high rise building,

bridge and big concrete construction.


impact energy 5.5J
impact stroke 100mm
tension spring rigidity 1100N/m
calibration values 83+/-2
spherical radius of impact pole SR=18mm
size 350*D54mm




1. Center rod use imported material, high precision and wear proof

2. Shell use super hard aluminums, protect instrument from damage on site work and prolong use life

3. Pointer slider is outside ring structure, easy to adjust friction, and assure equal friction between pointer slider and axis. And assure the precision of instrument, compare with similar other brand product, its good precision, longer use life and better price.


Sample Picture




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