... .5~20ton Dia of load chain:6mm,8mm,10mm HS-C Series Chain Block Capacity: 0.5~20tonDia of load chain:6mm ... 63~25tonWe can supply various kinds of chains,commercial chains,high tensile chains or as you required. Welded Link Chain:Ordinary ... transfer,transport chain……Material:carbon steel,alloy steel,high-quality alloy steel,stainless steelSurface:self-color, polishing,blackened,pained,plastic coating,hot ...