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en.wikipedia.org/wiki/Spider_silk

Strength[edit]. In detail a dragline silk's tensile strength is comparable to that of high-grade alloy steel (450 − 2000 MPa), and about half ...

phys.org/news/2013-06-spider-silk-nature-stronger-steel.html

Jun 7, 2013 ... At best, spider silk might compare to steel when it comes to tensile strength, which is the largest stress that a material can withstand before ...

www.kraiglabs.com/spider-silk

These protein based fibers, exemplified by spider silk, have been the subject of much interest due to spider silk's incredible toughness. Because of its strength, ...

news.mit.edu/2012/spider-web-strength-0202

Feb 2, 2012 ... It's not just the strength of the silk itself, a new study finds; the silk's way of stretching and the structure of the whole web help it resist damage.

www.chm.bris.ac.uk/motm/spider/page2.htm

Quantitatively, spider silk is five times stronger than steel of the same diameter. ... is able to keep its strength below -40°C. The toughest silk is the dragline silk ...

askentomologists.com/2017/01/13/why-is-spider-silk-so-strong-can-we-scale-it-up

Jan 13, 2017 ... A single strand of spider silk can instantly catch and stop a flying .... The properties we like in spider silk isn't its strength but its toughness.

www.scientificamerican.com/article/why-is-spider-silk-so-str

Jul 15, 2002 ... Spider silk is not a single, unique material--different species ... Dragline silk combines toughness and strength to an extraordinary degree.

citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.528.1396&rep=rep1&type=pdf

Motivated by the high level of strength and toughness of spider silk and its multifunctional nature, this paper reports on the engineering properties of individual.

link.springer.com/article/10.1007%2FBF00551703

The nominal fracture strength of the silk was independent of the spider size and was about 1100 MPa (the true fracture strength was about 1500 MPa). Larger ...