Canada’s Instrumentation Leader Since 1946.

Proving Ring Penetrometer

Brake type dial indicator holds final reading until manually released. 250 lb. (1.1 kN) capacity proving ring. Lightweight and compact for easy transport to the field. The Proving Ring Penetrometer is a 30 degree cone penetrometer used to determine the bearing capacity of subgrades or to measure soil compaction. The penetrometer also serves as a […]

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  • Brake type dial indicator holds final reading until manually released.
  • 250 lb. (1.1 kN) capacity proving ring.
  • Lightweight and compact for easy transport to the field.

The Proving Ring Penetrometer is a 30 degree cone penetrometer used to determine the bearing capacity of subgrades or to measure soil compaction. The penetrometer also serves as a rapid means of determining the penetration resistance of soil in shallow exploration work.

Specifications

Proving Ring. 250 lb. (1.1 kN) capacity
Dial Indicator Brake type
Shaft 3/4″ (19 mm) diam. x 18″ l. (457 mm); graduated at 6″ (152 mm) intervals.
Extension Rod 3/4″ (19 mm) diam. x 36″ l. (914 mm); graduated at 6″ (152 mm) intervals.
Cone 30 degree; 1 sq. in.; replaceable
Handle Cast aluminum
Weight Net 12 lbs. (5.4 kg).