All of our Single Loop (Lock Link) Chain is Made in the USA.  Single Loop Chain is heavier and stronger than other styles of weldless chain of the same wire diameter. Single Loop chain can be supplied in finishes like, Self Color (or Raw Steel), Bright Galvanized, Bright Zinc or Hot Dipped Galvanized. Single Loop chain is Suitable for operating valve wheels, overhead doors, ventilators, sprocket wheels, ect. All of our Single Loop Chain is tested in accordance with the NACM (National Association of Chain Manufacturers) Certificates can be provided Please request at the time of order placement.

Working Load Limit (WLL): (rated capacity) Is the maximum working load that should be applied In direct tension to an undamaged straight length of chain.

Minimum Breaking Force: The minimum force at which the chain during manufacture has been found by testing to break when a constantly increasing force is applied in direct tension. Breaking force values are not guarantees that all chain segments will endure these loads. This test is a manufacturer's attribute acceptance test and SHALL NOT be used as criteria for service and design purpose.

Overload: Any static or dynamic load in excess of “Working Load Limit”

Overhead Lifting: The process of lifting that would elevate a freely suspended load to such a position that dropping a load would present a possibility of bodily injury or Property damage.