... welding carbon steel and 500MPa high strength steels,used in cars,building,ships and bridges Alloy steel wire ER70S ... carbon steels and 500MPa high strength steels,used in cars,building ,ships and bridge.Can also ... silicon gel and vaccum pack,every spool in one carton,every several cartons on one ... containerDrum packing:every 100kg or 250kg in one drum,every drum in plastic package,every four drums on ...