High strain rate superplasticity in a commercial Al–Mg–Sc alloy of 250-500° C at strain rates ranging from 1.4 × 10⁻⁵ to 1.4
s⁻¹ with a maximum elongation
Superplastic behavior of a 7055 aluminum alloy range from 8.3 ×10⁻⁵ to 3.3 ×10⁻²
s⁻¹. Maximum total elongation of about 960% and strain rate sensitivity