rolled steel sheet in coil stored in factory warhouse

alloy aluminum area automobile automotive background center circular coating coil cold commercial construction diameter electrogalvanized engineer equipment fasten floor galvanized hardness heavy hot industrial industry iron ironwork labor layer machine manufacturing material mechanic metallic metalwork outer packaging pallet pattern piled plant plastic production project raw rendering rolled rolls round safety service sheared shearing shop silver site skid slitting spangle stainless storage strap strapping structure supply surface technical technology texture tools train transform transmutation walkway worker