Corrosion and materials selection are key issues in the practical design and operation of power plant chemical plant pipeline transport and wells These all form part of Carbon Dioxide capture and storage CCS systems IEAGHG has produced studies on many aspects of CCS systems and there is now a considerable body of knowledge on the mainpower plant capturing sulfuric acid mist ESPs for a power plantmplex complexco totaling 1 050 MW of generation B W licensed all of FLS’ WESP technology for all applications on a world‐wide basis The B W Company offers WESP products based on the technology experience and
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Suitability of Materials for Service Can Be An Ongoing Challenge Materials Selection is Adequate at the Time of Design but Changing feedstocks increasing S acid content gravity of crude oils Changing product specifications eg S reductions vapor pressure limits Increasing plant throughputNo material recommendation should be made when there is insufficient information a high degree of risk or an extremely dangerous chemical The end user is responsible for testing materials in his own application or for securing the services of a qualified engineer to recommend materials
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CHOOSING MATERIALS FOR CORROSIVE ACID ENVIRONMENTS IN POWER PLANTS The need for frequent repairs of air preheater baskets flue gas ductwork and other components is a concern for those coal fired boilers which have back end components operating at temperatures below the sulfuric acid dew point The potential for having corrosion due toDeZURIK Material Selection Guide The DeZURIK Material Selection Guide is designed to be used as a guide in selecting the most cost effective valve materials This guide should only be used as a starting point in your selection process There are a variety of conditions which can affect the material chosen
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Technical Support Document for Nitric Acid Proposed Rule for Mandatory Reporting of Greenhouse Gases 1 Industry Description Nitric acid is an inorganic chemical that is used in the manufacture of nitrogen based fertilizers adipic acid and explosiv Nitric acid is also used for metal etching and processing of ferrous metalsMar 16 32 we are in the process of installing new sulfuric acid piping in our water treatment facility and I would appreciate any guidance on material selection for the following applications 1 Pure sulfuric acid up to the dilution point 66 be sulfuric acid ambient temp
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Protective Materials For FGD Infrastructure Flue gas desulfurization FGD is the technology used for removing sulfur dioxide SO 2 from the exhaust flue gases in power plants and has a long tradition with more than 50 years of traceable referenc Power plants that utilize FGD usually burn coal and/or oil sulphuric acid concentrations have risen from 1 15 solu tions to as high as 7 This rise in sulphuric acid concentra tion requires that the coatings and linings selected for pro tecting concrete in wastewater treatment systems be reassessed Over the past five years several amine cured epoxy and coal tar epoxy coating failures observed
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Aug 17 32 Pneumatic Pump For The Sulfuric Acid 985 Service posted in Industrial Professionals Dear All I need to purchase the pump for the Sulfuric Acid 985 My team suggested that Pneumatic type Pump using the Plant Air as a driving media can be used The primary rationale for selecting the Pneumatic Pump is purely on the cost basisGlass is also subject to attack by hot alkaline solutions and to damage by thermal shock Measures can be taken to armor the glass to reduce breakage This can be done with an epoxy polyester fiberglass Utilizing the advantages of glass with the advantages of other materials also makes for great materials of construction
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VALVE MATERIAL SERVICE RESISTANCE CORROSION SUITABILITY GUIDE Conc Boiling D D D D D D D Sulphuric Acid <10 D D D C B B A Nitric Acid Fuming Conc 43ºC D D C C D D D Sulphuric Acid 50 21ºC D D D D B B A all have significant effect on material selection hence this is only a rough guide Furthermore recommendations vary the Acid plant sys em • IAT designed for 100 capacity absorption of SO3 in IAT is ensured Safety • Minimize corrosion in case of normal operation dfftditi • Material selection alloy Nbil t • Plant operation in a range of 975 995 and off set conditions • New boiler concept Ftilti fbil • Enhanced safety concept leak
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The corrosion data in this section is mainly based on the results of general corrosion laboratory tests which are not strictly comparable with actual service conditionsThe corrosion tables provide an initial guide to the selection of materials and are intended to facilitate understanding of the different types of corrosion damage that can arise due to poor material selectionSteel for Sulphuric Acid Page N 3 Natalia Cañón Alba Commercial and Projects Department Tersainox SA Group Sulfuric acid is a corrosive chemical global production is high specialized in the production of fertilizers used in the petrochemical industry and for Chile is very important in mining
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has been succesfully tested and used in sulfuric acid and sulfur trioxide applications The material’s resistance to both sulfuric acid and the common contaminant of SO 3 makes it an ideal choice for a piping material Its chemical resistance is superior to that of other plastics such as PVC PP and PVDF Compared to carbon steel pipe it is 51 Material selection Material selection shall be optimized considering investment and operational costs such that Life Cycle Costs LCC are minimized while providing acceptable safety and reliability The following key factors apply to materials selection • Primary consideration shall be given to materials with good market availability and
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Glass lined storage tanks are used where the acid is extremely pure and no contamination of the acid is permitted The storage requirements for high quality acid are generally small so storage tanks are generally small Back to Top Recommended Materials The following materials are recommended for sulphuric acid service“At a glance” corrosion chart for sulfuric acid is based on an extensive survey of construction materials gives rough indication of suitable alloys A variety of methods have been proposed many are used for the presentation of corrosion data in concise form The authors are basically opposed to the presentation of information in simplified chart form if this material alone is to be used
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2RK65 has been used with success in many applications in phosphoric acid plants and for the handling of technical ac However for the severest corrosion conditions Sanicro 28 which was developed especially for phosphoric acid applications provides superior corrosion resistanceAlfa Laval has a wide selection of corrosion resistant plate materials and durable highly resilient gaskets tailored to fit the most demanding sulphuric acid duti With vast industry expertise we help you select the right material to match the sulphuric acid
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Zirconium in Sulfuric Acid Pickling Applications INTRODUCTION For more than 30 years zirconium has been successfully used in hot sulfuric acid tanks for pickling steel Zirconium is uniquely suited for constructing the heating coils for maintaining the optimum operating temperature of the sulfuric acid Mar 29 32 Geopolymer Solution for Sulfuric Acid Corrosion at Wastewater Plants In a recently issued paper Austrian researchers from TU Graz and the University of Graz discuss new materials that prevent damage from the microbiologically influenced corrosion of concrete
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