Heat Treated Alloy Steel Chain

Grade 80 lifting chain is low weight, but high strength alloy steel with comparatively high carbon content. Quenched and tempered before proof testing, the ultimate tensile strength of our alloy chain is double that of ordinary steel chain. Chain embossed with grade marking every 36". Self colored.our grade 80 lifting chain also meets or exceeds all existing osha, government, nacm, and astm requirements. This chain is made from alloy steel heat treated and is recommended for overhead lifting purposes. Flints stock this nominal size 8 mm grade 80 chain but we can supply other sizes to order from 6 mm to 26 mm. The chain is hard to cut so we supply it in selected lengths with a range of accessories to fit.buying chain and components for a chain sling? our pre-made and certified chain slings built with this grade 80 lifting chain. Offered in single-, double-, triple-, and quadruple-legs and in various configurations.  grade 80 alloy steel chain is the most widely used chain for overhead lifting applications and is available from 9/32" through 1-1/2". Size stock number feet/drum working load limit weight/foot 9/32" g80281 400, 800 3,500 lbs. .72 lbs. 5/16" g80312 275, 550 4,500 lbs. 1.06 lbs. 3/8" g80375 200, 400 7,100 lbs. 1.50 lbs. 1/2" g80500 100, 200 12,000 lbs. 2.61 lbs. 5/8" g80625 75, 150 18,100 lbs. 3.61 lbs. 3/4" g80750 50, 100 28,300 lbs. 6.22 lbs. 7/8" g80875 75 34,200 lbs. 7.32 lbs. 1" g80100 60 47,700 lbs. 10.21 lbs. 1 1/4