Fig. 1: Effects of strain rates on stress-strain curves of spider dragline silk fibers.

Stress–strain curves of spider dragline silk fibers at RH43% under different strain rates: a 3.3 × 10⁻⁵ s⁻¹, b 3.3 × 10⁻⁴ s⁻¹, c 3.3 × 10⁻³ s⁻¹, d 3.3 × 10⁻² s⁻¹, e 3.3 × 10⁻¹ s⁻¹, and f 3.3 s⁻¹.