Dynamic Shear Characteristic and Fracture Feature of Inconel 690 Alloy under Different High Strain Rates and Temperatures

Figure 6

SEM figure of fracture surfaces of specimens deformed at different temperatures and strain rates: (a) −100°C, 900 s⁻¹; (b) −100°C, 2600 s⁻¹; (c) 25°C, 900 s⁻¹; (d) 25°C, 2600 s⁻¹; (e) 300°C, 900 s⁻¹; and (f) 300°C, 2600 s⁻¹.

(a)

(b)

(c)

(d)

(e)

(f)