- Basic Member
Since Jun, 2017 
Welcome to Sovereign International Metals and Alloys, Inc. (SIMA) began operations in 1984, trading nickel and nickel-cobalt based alloys. Today, SIMA handles: Chrome, Cobalt, Gallium, Hafnium, Molybdenum, Nickel, Niobium, Rhenium, Ruthenium, Tantalum, Tungsten, and…
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