7 and 8 strand ropes : applications in ropeways - OITAF
7 and 8 strand ropes : applications in ropeways - OITAF
7 and 8 strand ropes : applications in ropeways - OITAF
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Haul<strong>in</strong>g rope design criteria<br />
Characteristic Goal Obta<strong>in</strong>ed by<br />
High metallic area To <strong>in</strong>crease load capacity 6 outer str<strong>and</strong>s<br />
Roundness To prevent vibrations <strong>in</strong>creased number of outer str<strong>and</strong>s<br />
Extended surface To reduce the pressure over the rollers <strong>and</strong> sheaves <strong>in</strong>creased number of outer str<strong>and</strong>s<br />
Flexibility<br />
To <strong>in</strong>crease the contact surface with the grips<br />
To reduce bend<strong>in</strong>g stresses<br />
Large outer area To reduce the rope wear <strong>in</strong>creased number of outer str<strong>and</strong>s<br />
Suitability for splic<strong>in</strong>g To prevent knots oversize <strong>in</strong>creased number of outer str<strong>and</strong>s<br />
Low stretch To prevent excessive shorten<strong>in</strong>g operations 6 outer str<strong>and</strong>s<br />
<strong>in</strong>creased number of outer str<strong>and</strong>s
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