SERVICES AND MARKETSGERDAU MACSTEEL ATMOSPHERE ANNEALING (GMAA) provides metal heat treating, phosphate coating, bar shearing and sawing services to the steel, cold forming, stamping, forging and casting industries. As the 5th largest heat-treat company in the United States, GMAA specializes in high volume, ferrous heat-treating using large furnaces. |
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The end markets include Automotive (75%), Heavy Duty Truck, Farm Equipment, Heavy Construction Equipment, and Military. |
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GMAA has customers at all levels of the automotive supply chain (OEM's, Tier I, Tier II, Tier III, and Tier IV) and is one of very few companies that offer a full range of services. |
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GMAA is ISO/TS16949:2002, ISO 14001:2004, and Q1 certified. |
