RH225-A concrete test hammer used for testing the compressive strengthof ordinary concrete in the range of 10 to 70 N/mm2 (1’450 to 10’153 psi) irstructural engineering.
Technical parameters
Model
RH225-A
Standard impact energy
2.207 J
Pointer length
20.0±0.2mm
Friction of pointe
0.65±0.15 N
Spherical radius of bouncing rod
25±1.0mm
Elastic tension spring stiffness
785.0±30.0 N/m
Operating length of elastic tension spring
61.5±0.3 mm
Bounce hammer take-off position
Scale”O~1″
Calibration value on testing anvil
80±2
Technical advantages
-Imported high-quality springs are more fatigue-resistant, aluminum alloy spring seat snap ring assembly
-Improved pointer design,easy to adjust friction and more stable.
-Abrasion resistance of super hard 6061 aluminum alloy casing, and the button is not easy to fall off by stretching process
-Adopt CNC machining center and other machine tools to refine the movement, and the rebound value is guaranteed.
Concrete Teat Hammer – RH225A
RH225-A concrete test hammer used for testing the compressive strengthof ordinary concrete in the range of 10 to 70 N/mm2 (1’450 to 10’153 psi) irstructural engineering.
Technical parameters
Technical advantages
-Imported high-quality springs are more fatigue-resistant, aluminum alloy spring seat snap ring assembly
-Improved pointer design,easy to adjust friction and more stable.
-Abrasion resistance of super hard 6061 aluminum alloy casing, and the button is not easy to fall off by stretching process
-Adopt CNC machining center and other machine tools to refine the movement, and the rebound value is guaranteed.
Standard
-ISO/DIS 8045 International
-EN 12 504-2 Europe
-BS 1881, part 202 Great Britain
-DIN 1048, part 2 Germany
-NFP 18-417 France
-B 15-225 Belgium
-ENV 206 Europe
– ASTM C 805 USA
-JG/ T 23-2011 China
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