Issue 41

E. Tolmacheva (Lyapunova) et alii, Frattura ed Integrità Strutturale, 41 (2017) 552-561; DOI: 10.3221/IGF-ESIS.41.65 555 a) b) Figure 3 : Dynamic indentation experiment with two types of load registration. a) For load values up to 500 N. 1 – load sensor, 2 – load sensor-indenter adapter, 3 – indenter, 4 – sample, 5 – strain gauges, 6 – loading aluminum alloy rod, 7 – shaper, 8 – stainless steel ball or small rod for initiation of the elastic compression wave in the loading rod. b) For load values up to 2000 N. 1 – aluminum alloy rod, 2 and 5 – strain gauges, 3 – indenter, 4 – sample, 6 – loading aluminum alloy rod, 7 – shaper, 8 – striker (small rod) for initiation of the elastic compression wave in the loading rod. Figure 4 : Mutual configuration of the loading rod, sample, load sensor and indenter-load sensor adapter in experiments with load values up to 500 N. 1 – the end part of loading rod, 2 – sample, 3 – limiting hollow screw, 4 – indenter and load sensor holder body, 5 – indenter-load sensor adapter, 6 – load sensor.