Forged and tempered to ensure performance and maximize the steel properties. Hot-Dipped galvanized. Can be used on moorings, towing, suspensions and lifting where the load is directly applied. Does not crack or peel, remains flexible from temperatures of .40 DegC to over 100 DegC. Recommended in permanent or long.term installations, or where the load could slip on the shackle bolt causing bolt rotation. Surtek.