2205 duplex stainless steel pipe is a duplex stainless steel pipe composed of 21% chromium, 2.5% molybdenum and 4.5% nickel-nitrogen alloy. 2205 duplex stainless steel is a nitrogen-added duplex stainless steel. It has high strength, good impact toughness and good overall and local stress corrosion resistance. It is widely used in petrochemical, marine structure and shipbuilding...