Grade 80 Chain Specifications

Grade 80 alloy chain.

Grade 80 chain specifications.

Lacled alloy chain and attachments offer a design strength and elongation surpassing the national association of chain manufacturers nacm specifications as shown in the following charts. Our grade 80 bulk chain is european made by kwb a pewag company. Chain grades advertised by manufacturers are one tenth of the actual mathematical grades. Determining chain working load limits.

Our selection includes full drums of grade 80 chain half drums of chain and cut grade 80 chain by the foot as well as tie down assemblies. Crosby s 314a clevis sling hook w integrated latch crosby s 314a clevis sling hook w integrated latch crosby s 315a eye sling hook w integrated latch crosby s 315a eye sling hook w integrated latch. Peerless grade 80 chain meets the latest guidelines of the national association of chain manufacturers nacm and astm a391 a391m. Newer and stronger still is grade 120 chain.

You could reverse this formula to determine ultimate breaking strength if all you know if the chain grade. Laclede alloy grade 80 100 chain and attachments are produced to exceed the rigorous requirements of overhead lifting. Crosby spectrum 8 alloy chain crosby spectrum 8 alloy chain hooks. G80 alloy chain is rugged versatile high strength low weight chain.

So grade 80 is really 800 and grade 120 is 1 200. There are no minimum. Chain grades for overhead lifting g80 g100 or g120. The astm states that alloy chain shall be able to elongate a minimum of 20 before fracture.

Any lower grade chain should not be used. It s tested throughout the manufacturing process and meets and exceeds the specifications of nacm astm and osha.