Use of a chromium-containing alloy

Details Use of a chromium-containing alloy Use of a chromium-containing alloy

C - Chemistry, Metallurgy

22

C

75/16, 23/431

C22C 19/05 (2006.01) B01J 19/02 (2006.01) C01B 17/80 (2006.01) F28F 21/08 (2006.01)

Patent

CA 1307138

THE USE OF A CHROMIUM-CONTAINING ALLOY Abstract of the Disclosure Corrosion of metal in apparatus handling and contacting concentrated sulfuric acid of strength greater than 96% H2SO4 is prevented by fabricating the apparatus from an alloy consisting essentially of 21 to 55% by weight chromium, 0 to 30% by weight iron, 0 to 5% by weight tungsten, 45 to 79% by weight nickel, and at least one impurity element selected from the group consisting of carbon, silicon, phosphorus, sulfur, nitrogen, aluminium, copper, vanadium, titanium, tantalum and niobium. LeA 24,615

539573

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