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Brief introduction
Submit to JGJ/T23-2011 technology regulation. The instrument is suitable for testing strength of tall building structure, bridge and concrete component etc
Features:
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, it’s good precision, longer use life and better price.
Specification
Test range：50-80Mpa
Standard impact energy: 9.8J
Stroke of rebound hammer: 140mm
Friction of pointer slider: 0.4N~0.8N
Average rebound value on steel anvil: 83+/-2
Stiffness of tension spring: 10N/cm
Size: Φ65*486mm
Weight: ≈3.5KG
