Standards: EN 1097-4 comparable to, BS 812, CNR N° 123, NLT 177
The apparatus consists of: cylinder with an inside diameter of 25.4 mm; plunger freely sliding into the cylinder with max. lateral play of 0.20 ± 0.05 mm; four columns and metallic base holding the whole.
To perform the test a measuring device (vernier caliper with 0.01 mm accuracy) is required.
Weight: 4 kg approx.