Grade 100 Chain Working Load Limit
Always inspect chain sling before use to ensure it is free from damage or wear.
Grade 100 chain working load limit. Grade 100 chain has a 20 percent increase in working load limit as compared to a similar size chain in grade 80. Grade 100 chain is an excellent chain for applications that require high strength and abrasion resistance properties. Lightly oil grade 80 chain slings before prolonged storage. Grade 100 chains are also referred to as grade 10 system 10 spectrum 10.
Because it s manufactured in a higher quality alloy steel it offers working load limits that are 25 higher than a smaller grade 80 chain. Grade 100 chains are embossed with a 10 or 100. Do not exceed working load limits wll. Ensure that the chain is free of twists and is protected from any sharp corners on the load.
That number is the chain grade. Adhere to these working load limit wll guidelines when using chain slings. Determining chain working load limits. The working load limit charts technical information and recommendations listed below are believed to be reliable but no guarantee is given as to their accuracy and or completeness.
Chain grades advertised by manufacturers are one tenth of the actual mathematical grades. A newer product in the market grade 120 chain is up to 50 stronger than grade 80 chain and 20 stronger than grade 100 chain. You could reverse this formula to determine ultimate breaking strength if all you know if the chain grade. Grade 100 lifting chain working load limits.
Failure to read understand and follow the cautions listed here may cause serious physical injury and property damage. The working load limit referred to as wll is a measure of chain product strength. Grade 100 10 alloy chain slings. Considered premium quality chain it offers about a 25 higher work load limit over grade 80 chain.
Never heat treat grade 80 chain slings. So grade 80 is really 800 and grade 120 is 1 200. Home load limits grade 100 10 alloy chain slings. It is safe for overhead lifting.
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 chain marking none 3 30 300 4 43 430 7 70 700 8 80 800 10 100 1000 7mm. Grade 100 chain is a premium quality high strength alloy steel.