| Steel Wire Rope ... |
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| Lay |
| Direction of wire & Strand Helix. |
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| Right HandRagular Lay (RHRL/RHO/sZ) |
Left Hand Ragular Lay
(LHRL/LHO/Zs) |
Right Hand Langs Lay
(RHLL/RHL/zZ) |
Left Hand Langs Lay
(LHLL/LHL/sS) |
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Alternate Lay
(Combination of Langs & Regular) |
Special Alternate Lay
(2 Langs ) Regular |
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| Ideal Pulley Groove |
| Greater contact area between the rope and the pulley reduces abrasion and enhances services life. |
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WRONG
Sheave groove too narrow |
WRONG
Sheave groove too narrow |
WRONG
Sheave groove correctly supporting the rope for 33% of its circumference. |
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