Typical workpieces include small to medium-sized castings, forgings, screw machine parts, and stampings. The Forgings and Extrusions facilities at Alcoa West were unaffected. The demand for cars creates demands for castings, forgings, plastic components, steel and tires. Metallic division is a supplier of essential machined forgings and engine valves. It now is available in sheet, plate, extrusions, and forgings. The total weight of metal castings and forgings used in the aircraft was only . Both are machined from heat-treated forgings, and the Model No. SMW Engineering (SMW Wheels) is leading manufacturer of forged magnesium wheels and wheel forgings (semi-finished). This particular alloy is suitable for open die forgings. Hardy, Spicer elected to make their own forgings in their own forging plant. The frame had steel forgings on every joint. The upper receiver is made from anodized aluminum forgings, and is non-stressed. These hammers produce a large impact and can make large forgings. Vessels, cases, hubs, forgings. Flakes and shatter cracks are internal fissures seen in large forgings.