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Beaufort Scale: Force
Measuring Range :30~130 dBA
●Memory: 10000 measurements or 999 data groups
Conversely velocity is measurable with know thickness
Can be used on pumping units and as an indicating instrument (indicate and alarm are enable only
HT-20 Mortar Test Hammer Portable Concrete Resiliometer Hammer Test Range 1.0~25Mpa Home Improvement Beaufort Scale: ForceBrand: Graigar Features: Center rod use imported materials, high precision, wear proof. Shell made from super hard aluminum, perfectly protect instrument from damage on site work, and prolong use life.; Pointer slider is outside ring structure, easy to adjust friction, and assure the equal friction between pointer slider and axis, This instrument is specially used in testing the compressive strength of mortar in building brick component. Test range:
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