... carbon steel and 500MPa high strength steels,used in cars,building,ships and bridges Alloy steel wire ... carbon steels and 500MPa high strength steels,used in cars,building ,ships and bridge.Can also be ... with silicon gel and vaccum pack,every spool in one carton,every several cartons on one pallet ... packing:every 100kg or 250kg in one drum,every drum in plastic package,every four drums on one ...