Link oval OB single - Samson

Link oval OB single The oval OB link is used as the upper end element when assembling branch slings (usually one-/two-branch) of all types. For this link, the sling is hung on the crane hook. The OB link is used as an end ring in various slings. The links are produced by metal bending, and then the ends of the links are welded. After welding, the seam on the product is formed on the straight section of the link. The next stage is heat treatment of the link, after which hardening / normalization is carried out to the required metal hardness.