Patent ID: 6764646
Filing Date: 2004-07-20
Classification: C22C,C22F

Abstract:
A nickel-chromium-molybdenum-copper alloy resistant to sulfuric acid and â€œwet processâ€  phosphoric acid, consisting essentially of:30.0 to 35.0 wt. % Chromium 5.0 to 7.6 wt. % Molybdenum 1.6 to 2.9 wt. % Copper Up to 1.0 wt. % Manganese Up to 0.4 wt. % Aluminum Up to 0.6 wt. % Silicon Up to 0.06 wt. % Carbon Up to 0.13 wt. % Nitrogen Up to 5.1 wt. % Iron Up to 5.0 wt. % Cobalt with a balance of nickel and impurities.