Research Article
Experimental Observation on the Pure Torsional Ratchetting of Polycarbonate Polymer at Room Temperature
Figure 10
Curves of peak, valley, and ratchetting strains versus number of cycles obtained in stress-controlled cyclic tests at stress rete of 1 MPa/s and with various stress amplitude histories: (a) 35 ⟶ 25 ⟶ 35 MPa; (b) 25 ⟶ 35 ⟶ 25 MPa.
(a) |
(b) |