Austenitic Stainless Steel, Plates For Heat Exchangers, And Chimney Ducts Made With This Steel

Abstract: Disclosed is an austenitic stainless steel characterized in that the composition thereof, in weight percentages, consists of: traces = C = 0.03%; 1.0% = Mn = 2.0%; 0.8% = Si = 2.0%; preferably 1.0% = Si = 1.5%; traces = Al = 0.06%; traces = P = 0.045%; traces = S = 0.015%; 8.0% = Ni = 12.0%; 17.5% = Cr = 20.0%; 0.4% = Mo = 0.8%; traces = Sn = 0.05%; traces = Nb = 0.08%; traces = V = 0.15%; traces = Ti = 0.08%; traces = Zr = 0.08%; traces = Co = 1.0%; traces = B = 0.01%; traces = W + Mo = 0.8%; traces = Pb = 0.03%; traces = N = 0.1%; traces = O = 0.01%; the remainder being iron and impurities resulting from the preparation. Also disclosed are plates for heat exchangers, and chimney ducts, made with this steel.

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