Table 1.
Tensile properties of various silks
| Young’s modulus (GPa) | Fracture strength (GPa) | Extensibility | Toughness (MJ m−3) | Ref. | ||
|---|---|---|---|---|---|---|
| Araneus diadematus | Spider silk (MA) | 10 | 1.1 | 0.27 | 160 | 54 |
| Nephilla clavipes | Spider silk (MA) | 13.8 | 1 | 0.20 | 111.2 | 61 |
| Latrodectus hesperus | Spider silk (MA) | 10.2 | 1 | 0.45 | 180.9 | 61 |
| Caerostris darwini | Spider silk (MA) | 11.5 | 1.7 (1.0)a | 0.52 (0.69)b | 354 | 8 |
| Bombyx mori | Silkworm silk | 7 | 0.6 | 0.18 | 70 | 54 |
| Eumeta minuscula | Bagworm silk | 25 | – | – | – | 24 |
aThe true stress and btrue strain values from the original paper were converted into engineering stress and strain and are given in parentheses