CAT NO: DIDACTICNLE-Export-220197
Proving Ring Penetrometer- Engineering Lab Training Systems.
This is for determining the bearing capacity of sub-grade soils or
for compaction control and meets. The requirements of ASTM 0-420.
Consists of sturdy handle under which is tied a sensitive proving Ring.
An extension piece is fixed on the bottom of the proving ring and caries
and detachable penetration cone an its tip. Proving rings capacity 130
kgs and the .001 mm. dial indica. tor provided indicates the penetration
load applied with senstivity of approx. 1/2 kg. division. A calibration
chart Is provided for the proving ring. Instrument is complete In a
wooden carrying cas