Includes bibliographical references.
|Statement||sponsored by NACE Unit Committee T-14A on Automotive Corrosion ; co-sponsored by SAE Automotive Corrosion and Prevention (ACAP) ; Theresa C. Simpson and James P. Moran, symposium co-chairmen ; Evert Nagel Soepenberg, T-14A chairman.|
|Contributions||Simpson, Theresa C., Moran, James P., Soepenberg, Evert Nagel., NACE Unit Committee T-14A on Automotive Corrosion., Society of Automotive Engineers. Automotive Corrosion and Prevention Committee., National Association of Corrosion Engineers.|
|LC Classifications||TL154 .C693 1995|
|The Physical Object|
|Pagination||1 v. (various pagings) :|
|LC Control Number||94062139|
Aluminum alloys are known for their corrosion resistance, ductility, conductivity, appearance, strength, and most of all their light weight. In general, aluminum alloys are 1/3 the weight of carbon and stainless steels. So, when comparing the weight of aluminum to steel, it’s easy to calculate – you can just divide by three! The testing ensures that true-to-life corrosion situations are created, particularly for the substrates of non-galvanized steel, galvanized steel and aluminum. The testing methods were derived from true-to-life corrosive environments and provide significant results for a large number of applications in the automotive industry. A corrosion test program used to rank the relative durability of Cr-free pretreatments on aluminum autobody sheet alloy is described by J.S. Snodgrass and J.R. Weir, both from Book Review/Corrosion and Corrosion Control of Aluminum Steel in Lightweight Automotive Applications Reynolds Metals Co., USA. R.G. Buchhert et al. Report on the. The classic book on corrosion science and engineering—now in a valuable new edition. The ability to prevent failures by managing corrosion is one of the main global challengesof the twenty-first century. , predicting corrosion using thermodynamics, steel reinforcements in concrete, and applications of corrosion control technologies in.
Aluminum has excellent corrosion resistance, high thermal and electrical conductivity, low mechanical properties and good workability. The Life of Aluminum Information collected over the years from manufacturers and users has shown that aluminum structures will provide reliable service for periods in excess of 30 years. The Chemical Nature of Aluminum and Aluminum Corrosion. Aluminum is an amphoteric metal and can react with both chemically acidic and basic substances. When freshly produced, aluminum is highly reactive and reacts spontaneously with water and/or air, instantly forming a thin layer of aluminum oxide (alumina) on its surface. This is one of the reasons why aluminum . copper as the main alloying element. It has a much higher corrosion rate than pure aluminum due to the adverse e ects of copper-containing intermetallics which induce high susceptibility to localized corrosion [10–13]. The automotive and aerospace sectors actively utilize engineered materials such as aluminum. In these environments, weathering steel ASTM A is at least 16 times more corrosion resistant than the % copper steel and at least four times more corrosion resistant than the % copper.
Valuable information on corrosion fundamentals and applications of aluminum and magnesium. Aluminum and magnesium alloys are receiving increased attention due to their light weight, abundance, and resistance to corrosion. In particular, when used in automobile manufacturing, these alloys promise reduced car weights, lower fuel consumption, and. general corrosion of aluminium was about 20% that of zinc and 1% that of low carbon steels. Pitting Corrosion Pitting is the most common form of corrosion found in aluminium. Most alloys are affected to varying degrees depending on their composition, thermal history and the environmental conditions. As pitting is a galvanic reaction. The classic book on corrosion science and engineeringnow in a valuable new edition The ability to prevent failures by managing corrosion is one of the main global challengesof the twenty-first century. However, most practicing engineers and technologists have only a basic understanding of how they can actively participate in this urgent economic and environmental issue. Cathodic protection (CP) is a technique used to control the corrosion of a metal surface by making it the cathode of an electrochemical cell. A simple method of protection connects the metal to be protected to a more easily corroded "sacrificial metal" to act as the sacrificial metal then corrodes instead of the protected metal.