40 Treatment of materials, and more particularly ores, common metals and alloys thereof; metal treatment and processing, including tempering, finishing, casting, soldering, chromium plating, nickel plating, tin plating, galvanizing, laminating, armor plating, cutting, polishing, magnetizing, plating, punching, stripping, welding, recycling; treatment of materials during the manufacturing process for metal products, including forging, pressing, deburring, machining, laminating, shaping metals, nitriding and assembling for third parties; reprocessing common metals and their alloys for third parties; iron and steel working services for third parties; foundry services for third parties; information with respect to the treatment of materials, and more particularly ores, common metals and alloys thereof for third parties587; metal recycling services for third parties; metal extrusions particularly for aerospace; aluminum extrusion particularly for aerospace