Search results
Table – Working Load Limits (WLL) for Chain Chain Size in millimeters (inches) Unmarked Chain Grade 30 proof coil Grade 43 high test Grade 70 transport Grade 80 alloy Grade 100 alloy ... Working Load Limits for Wire Rope Size WLL Size WLL Size WLL 45mm (1-3/4in) 790kg (1,750lb) 31.7 x .74mm (1-1/4 x 0.029in) 540kg (1,190lb) 7mm (1/4in) ...
14 gru 2021 · Working Load Limit is calculated by dividing the minimum breaking strength of the chain by the assigned safety factor rating. The grade and diameter of the chain is also used to determine the working load limit. Usage, wear, twists, overloading, corrosion, alteration, and misuse all affect the working load limit of any chain.
28 lip 2023 · Safe Working Load (SWL), sometimes also referred to as Normal Working Load (NWL), is the maximum force or load that a piece of lifting equipment, such as a crane, winch, hoist, or an accessory, can safely handle without the risk of failure or breaking.
30 wrz 2014 · Chains have a working load limit- or WLL- of approximately one third of their break strengths (the amount of force the chains can withstand before they break). How to Find the Working Load Limit. The chain grade and diameter determines the working load limit of the chain.
Reliable chain for snowblower & garden tractor tire chains. Available in 2 LINK and 4 LINK spacing. Chain tensioners are NOT recommended.
Grade-30 load-securing chains, also known as proof coil chains, are suitable for a variety of non-lifting, light-to medium-duty applications like guard rails, playground equipment, pulling stumps, towing, and cargo securement.
18 gru 2013 · The safe working load limit is generally 1/4 or 1/5 the minimum breaking strength. So there is a buffer and safeguard already built in if you are using the safe working limit number. However, you should confirm this with the chain's packaging or identification.
