PPT-Civil Structures - Corrosion

11EGS 2014 Introduction Corrosion may be defined as the chemical deterioration of a material Metals are the key materials that are subject to corrosion but polymers and ceramics can also corrode . 06 to 019 DACROMET 500 015 003 without topcoat No hydrogen embrittlement Excellent assembly and multitighteni ng behavior with lubricated topcoat Good mechanical damage resistance trial method D24 1312 USCAR 32 and chemical resistance trial VDA 62 It is intended to give an introduction to corrosion and its control in nontechnical terms More technical information is available on other areas of the NPL NCS website Bill Nimmo and Gareth Hinds NPL February 2003 brPage 2br Beginners Guide to Corro What Causes It . and . What Prevents It ?. What is Corrosion ?. Corrosion is an electrochemical reaction.. The corrosion of metals is an example of an oxidation-reduction reaction, or also referred to as a “re-. http://www.trekearth.com/gallery/Central_America/Cuba/East/Guantanamo/Baracoa/photo1001204.htm. Group 16. Aaron Salazar. Phillip Schneider. Kevin Stacy. Geoffrey . Thiel. Sections 16.2 – 16.6. Electrochemistry. (. TKK-2289. ). 15/16 Semester . genap. Instructor: Rama Oktavian; . Vivi. . Nurhadianty. .. Email: rama.oktavian86@gmail.com. Office Hr.:. . T. 11-12. , Th. . 08. -10; 13-15, F. 08-10; 13-15. Corrosion types. (. TKK-2289. ). 15/16 Semester . genap. Instructor: Rama Oktavian; . Vivi. . Nurhadianty. .. Email: rama.oktavian86@gmail.com. Office Hr.:. . T. 11-12. , Th. . 08. -10; 13-15, F. 08-10; 13-15. Corrosion types. Swaroop K. Behera. 1. , . Shvetashwa. Suri. 1. Pradeep Rohatgi. 1. , Nathan Salowitz. 2. 1. Department of Material Science and Engineering, UW-Milwaukee . 2. Department of Mechanical Engineering , UW-Milwaukee. 2. INTERGRANULAR CORROSION. (INTERGRANULAR ATTACK.. . IGA. ). Metals are usually “polycrystalline” . . . an assemblage of single-crystal grains separated by grain boundaries.. Grain boundary in a polycrystalline metal (two-dimensional representation). . Department of Chemical Engineering. University of Engineering and Technology Lahore. Wear Types. Corrosion. Corrosion is the disintegration of a material into its constituent atoms due to chemical reactions with its surroundings. Payton Meade, Chemical engineering. a.m. . Kannan. , department of engineering, CTI. Arizona state university. What is CSP. ?. Concentrating Solar Power (CSP). Not the same as the popular photovoltaic systems. 1. Galvanic Series of Metals in Sea Water. The next slide show a table of the reactivity of metals and various alloys in sea water. Base refers to the anodic properties of the metal or alloy. Anodic refers to the giving up of electrons.. The effect of carboxylic acid additives on the structure and corrosion resistance of alumina coatings Background & Theory Methods & Materials Figure 2 . SEM cross-section image of anodized aluminum with 100mg oxidization. of a metal, and the oxide flaking off.. Oxidized metal is commonly called rust. Most commonly oxygen will oxidize a metal.. Either by . [Metal] + O. 2. . → . [Metal]O . Or . [Metal] + H. February 16, 2016. . Lorri Grainawi. Director of Technical Services. Steel Tank Institute. Who and What is STI/SPFA?. Trade association . of . 186 . fabricating and affiliate companies of steel construction products .