Material selection
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Can a cast steel flanged globe valve with a pressure rating of 16 kilograms meet the following requirements? First, it must function with chilled brine at -15 degrees Celsius, under a pressure of 4–4.5 kilograms. Second, the saltwater contains ammonia, with a pH of around 8.5–9.5.
Stainless steel should be chosen; the key is to consider corrosion.
2205 and 2507 – it depends on your application environment and specific parameters
Just applying a layer of anti-corrosion coating should be enough, right?
Stainless steel, duplex steel, and special stainless steels can all be considered