Test Standard Category

A129 Rock shear box apparatus

( Aggregates-Rocks )

  • ASTM D5607*
  • ISRM

Used to determine the strength and slope stability of rock size max 115x125 mm or cores max. Ø 102 mm, both in the field and in the laboratory.
Complete with two horizontal rams for shear in two directions, vertical loading ram, two bourdon tube load gauges Ø 150 mm with quick release couplings, calibrated 50 kN x 1 kN division, two hand pumps with hydraulic connections and dial gauge 25x0.01 mm.

Dimensions: 600x250x460 mm
Weight: 46 Kg approx.

A131Same mechanical design as basic model A129, but equipped with:

  • n° 2 Pressure transducers for load acquisition, connected to the pumps.
  • n° 1 Linear displacement transducer for shear measurement.

It includes:

C405-15N Cyber-Plus 8 Evolution “Touch-Screen” for data acquisition, visualization, processing and storing, directly connected to PC or printer.

S224-21N Software for test data processing.

Weight: 50 kg approx.

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