Hengli has 9 automatic production lines of chain forming,Website:http://www.chinachain-hoist.com,welding and calibrating.Our Chains can fully meets ISO international standards,while the dimensions covers from 5mm to 16mm.We use advance management system to ensure our products form the raw material sorting to finish products shipment.We can easily trace back every bath of the chains according to the unique marks on the chain,including the chemical composition,test records,etc.INSIDE WIDTH (mm)   W1OUTSIDE WIDTH (mm)  W WLL(TON)TEST LODO       (KN)BREAKING(KN)WEIGHT (=kg/m)DIAMETER(mm)  dnPITCH(mm)  pn5156.317.90.819.631.40.54619.2719124.639.40.656187.522.51.12745.20.786.318.97.922.61.2531.249.90.86731.58.75231.53761.60.977.121.38.925.41.639.663.31.18241028.6250.380.41.39825.39.225.224880.61.528.532.81229.42.35690.31.4292711.332.22.563.30.1021.769.83511302.8681141.95103012.535.83.1578.51262.171134.413.75363.8921542.14113312.612.63.8921542.3123615154.61091813.1133916.316.351282143.8144218186.31502504.1