The wire rope sling ring, which can also be called the heart ring, is one of the lifting sling mechanical spreaders. Therefore, its use in the field of heavy industry hoisting is very extensive.
There are four main inspection standards for wire rope lifting sling slings:
(1) Wire rope sling collars, which are inspected before leaving the factory, and those that pass the inspection can only leave the factory, otherwise, they cannot. In addition, for the products that pass the inspection, the product quality certificate should also be attached.
(2) The surface should be smooth and flat, without any flaws, cracks, sharp edges, etc., and without defects. If there is, it cannot be used.
(3) The surface of the rigging collar should be treated to prevent corrosion, etc.
(4) For its safe load, there are certain requirements and tests are required.