... would prevent steel wire rope mess aroundWhen H ≥ 9m, crane ≤ 10t; H ≥ 6m, weight ≥ 12.5t, we should add an intermediate shaft and ... a rigid coupling.When H ≥ 9m, from the weight ... ≤ 10t; H ≥ 6m, when equipped with a crane ≥ 12.5t, we should add a ...