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The Dyad 7.7 mm brings together decades of experience from the Sterling team to bring to life a lightweight UIAA half/twin rated rope with the legendary durability the brand is ... Read more Read full product details
Often Paired With
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Diameter |
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Type |
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Rating |
Half
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Treatment |
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Weight |
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Bi-Pattern |
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Middle Mark |
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UIAA Fall Rating The number of falls the rope held during the UIAA certification test.
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Impact Force The force transmitted by the rope to a mass in a standard test. The dynamic test of the standard is an extreme test, as it simulates a factor 1.77 fall with a metal mass, with the rope attached to a fixed point.
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Static Elongation Static elongation is the amount of rope stretch under an 80 kg load. The test is done on one strand for single and half rope; two strands for twin rope.
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Dynamic Elongation Dynamic elongation is the amount of rope stretch produced by a standard dynamic test. It must be less than 40%. For a climbing fall, the dynamic elongation of the rope is between 10 and 40%.
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Certifications |
EN/CE and UIAA
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Materials |
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Ideal Use |
Alpine Climbing and Ice Climbing
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