Hastelloy grades are wrought nickel-chromium-molybdenum alloys which are widely known for their supreme performance in chemical process and related industries. They are ductile, easy to form and weld and have outstanding resistance to stress corrosion cracking in chloride containing solutions. Due to high chromium and molybdenum concentrations, Hastelloy grades can withstand oxidizing and non-oxidizing acids … Continue reading Performance of Hastelloy grade C276 in chemical and seawater conditions

Inconel 625 has superior properties which make it suitable for use in strategic industries where the application of super alloys is required. The alloy finds several applications in gas turbines, aircraft engines, marine industries and chemical power plants. It also shows supreme properties in terms of strength, corrosion resistance and creep strength at high temperatures. … Continue reading Applications of Inconel 625 as a key industrial material

Inconel 718 superalloy is commonly used in gas turbine engineering, submarine, nuclear reactors, oil and gas production components as it provides suitable performance. In ship gas turbine and submarine which mainly work in the marine condition, the performance of Inconel 718 should be properly evaluated to find suitable countermeasures for the safety of operation system. … Continue reading Improvement in corrosion resistance of Inconel 718 for turbines

Sulfuric acid is a commonly used chemical in the processing sector. Its corrosive effect on service material varies significantly, based on contaminants, temperature and water concentration. It is a problem with micro process equipments with thin walls. These equipments are usually joined by diffusion bonding that may affect material’s properties due to high temperatures and … Continue reading Hastelloy grades for sulfuric acid applications at different temperatures

While Monel 400 offers superior resistance to SCC in aerated acid, it is not adequate to prevent damage. Monel K500 and 400 grades are exposed to corrosive conditions in vapor phase of hydrofluoric acid in the presence of oxygen. Studies emphasize the need to eliminate air in the vapor phase above the acid. As HF … Continue reading Which alloy should be used in oil refinery processes for better performance