Grade 80 Chain Specifications

Crosby spectrum 8 alloy chain crosby spectrum 8 alloy chain hooks.

Grade 80 chain specifications.

It s tested throughout the manufacturing process and meets and exceeds the specifications of nacm astm and osha. 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. Laclede alloy grade 80 100 chain and attachments are produced to exceed the rigorous requirements of overhead lifting. So grade 80 is really 800 and grade 120 is 1 200.

Peerless grade 80 chain meets the latest guidelines of the national association of chain manufacturers nacm and astm a391 a391m. Chain grades advertised by manufacturers are one tenth of the actual mathematical grades. You could reverse this formula to determine ultimate breaking strength if all you know if the chain grade. Quenched and tempered before proof testing grade 80 chain specs have tensile strength twice of ordinary steel chain.

Our grade 80 bulk chain is european made by kwb a pewag company. The astm states that alloy chain shall be able to elongate a minimum of 20 before fracture. 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. That number is the chain grade.

Any lower grade chain should not be used. Determining chain working load limits. Newer and stronger still is grade 120 chain. 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.

There are no minimum. Chain grades for overhead lifting g80 g100 or g120.