stainless steel
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O&MDissimilar-Metal Weld Is a Misnomer
Most combined cycle professionals understand that a joint between grade 91 steel and an austenitic stainless steel is considered a dissimilar-metal weld. For that reason, it requires special welding
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WaterFeedwater Chemistry Meets Stainless Steel, Copper, and Iron
Alloys found in the condensate and feedwater systems of power plants include carbon steel for piping, pumps, and in some cases heat exchangers. Many systems still have some copper-based alloys from admiralty