HADCO Metal Trading CO., LLC. - a certified global distributor for Alcoa, Kaiser and others. We deliver aluminum, stainless steel, magnesium and related alloys worldwide from our warehouses in the eastern US and from the facilities across the country and around the globe. Hadco&＃039;s products meet the needs of virtually all industries. Our standard stock contains over 7,000,000 pounds of aluminum, magnesium, stainless steel and related alloys in different shapes and sizes. We offer commercial Aluminum alloys in the 1XXX, 3XXX, 5XXX and 6XXX series, marine alloys in 5XXX series, as well as a range of aircraft alloys in 2XXX series and 7XXX series.