Andromeda Industries

FLAT WOVEN SLING S FLAT WOVEN SLINGS The effect of small radius corner bends on Andromeda Flat Woven Steel Slings Warp cord diameters for Andromeda Flat Woven Steel Slings Sling Size Dia of warp cord “d” 50 mm 64 mm 76 mm 88 mm 100 mm 112 mm 125 mm 160 mm 200 mm 250 mm 2.0 2.5 3.0 3.5 4.0 4.5 5.0 6.5 8.0 10.0 Even though sharp edges (small radius corner bends) can pose risks to wire slings, there are occasions where they must navigate sharp bends without additional padding. Andromeda Flat Woven Steel Slings are constructed with 24 plies of warp cord running parallel, giving them a slim cross-section that enhances their resistance to damage from tight bends. However, if the bends have a radius smaller than 1xd, a reduction in Working Load Limit (WLL) should be implemented. Refer to the graph below to gauge the WLL reduction for radii less than 1xd (diameter of the warp cord). The table provides the warp cord diameter (d) for different sizes of Flat Woven Slings for your convenience. In a cradle lift configuration, the Working Load Limit (WLL) is reduced with the assumption that the legs extending to the hook are almost vertical. The graph illustrates how the WLL decreases when corner radii are less than 1xd, and the sling directly touches the edge without any protective covering. This situation may be required, for example, when lifting steel strip coils from ships. It is important to observe that the highest reduction is 20% when operating on a 0.0mm radius. 26

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