ALAT UKUR KEKERASAN TANAH
The penetrometer can also be used with the torsional vane shear tester (TVST) for rapid estimation of the degree of internal friction of soil.
Dimensions are 6.25 x 0.875″ (158 x 21mm) length and diameter. Net weight: 0.25 lb (115g)
Strength in tons per sq. ft. or kg per sq. cm. to a maximum of 4.5 Kg/cm2.