Upsetting can be dealt with in a repair situation and is, in fact, sometimes purposely induced to overcome the effects of stretching. The experiment involves a strip of 22-gauge sheet metal. At ThriftBooks, our motto is: Read More, Spend Less. In other cases, the effects of work hardening are so severe that the metal involved will readily fracture before it can be hammered or forced back into its original shape. Buy with confidence, excellent customer service!. Sargent books to read online. Intuition and common sense should tell you which approaches are damaging and which are in the interests of the preservation of old automobiles.
Aside from the fact that this kind of work has a life expectancy of between 6 months to 2 years, it always produces severe problems when it has to be reworked by someone who wants to do it right. He even asked me to critique his videos. The third edition also included all sorts of helpful hints regarding welding and other skills. Scrap panels are cheap, but the repair of the damage you can do to a treasured car will be expensive. You will find good news or update regarding something by book. Once I got the hang of drilling the welds, fitting the piece, which chances are, will you need to cut and hammer to get where you want it, and securing it, it is all pretty much the same process.
This text provides an explanation of the theory behind a successful repair. Read Automobile Sheet Metal Repair by Robert L. The method proposed in The Key… involves distinguishing between permanently deformed metal and metal held out of place by permanently deformed metal. This is tedious, time consuming, and often frustrating work. Sargent provides the fundamentals you need to get started Drawing upon his extensive experience as a skilled instructor and metal man, Sargent details the basics of sheet metal repair with techniques that have been proven successful on the job and on the road.
© 1996 - 2019 AbeBooks Inc. This is not to argue against some of the sophisticated equipment and techniques out there, but just to state that knowledge and experience are always the starting points in this work, and that much of what passes for sophistication in the modern repair sector has very little application to old car restoration. The die-stamping process is a wonderful thing to behold in an automobile stamping plant. He then tells how to use each type of tool for basic metal straightening operations. Ridges, as the name implies, are areas of raised metal, which stand out in a linear formation. I learned a lot by reading message boards and don't be afraid to ask questions as you go along.
Basic hammer and dolly work, shrinking operations and welding operations applied to old cars are attainable skills, not the impossible dreams that they sometimes seem to be when you attempt to apply them to most contemporary auto body sheet metal. In this classic primer, Sargent demystifies metalwork with effective techniques for straightening sheet metal. It is also readily available from a number of old car hobby booksellers and from suppliers of autobody tools and supplies. Or do you simply need affordable, time-tested techniques to keep your older model car looking good and on the road? At the times of its issue and revisions, The Key… was almost revolutionary in proposing a method of analysis and plan of attack to confront sheet metal repair work. Some subframe help, inner fenders, rockers,quarters from and rear spring hangers, floors. Sargent put out a second edition of the book in 1969.
If this were not done, metal would be pulled into the die and would wrinkle under the pressure of the closing die faces. This is a visibly dramatic demonstration of the work hardening phenomenon. Because elements of judgment, efficiency, experience and even inspiration are possible in sheet metal work, it borders on being an art. You can add information and of course you can around the world by the book. Sargent provides the fundamentals you need to get started! This can create a difficult combination of defects to address with proper repairs. Dents are no longer bumped out of metal and the lead fillers that Sargent wrote about are a thing of the past.
Beyond that, automotive sheet metal has to be die-formed into complex shapes, trimmed and sometimes flanged. You name it I liked these books. The descriptive terms that are of most interest to us are plasticity and elasticity. Acquired Characteristics in Old and Damaged Sheet Metal The types of damages that can occur to collector car sheet metal are just about unlimited. In the stamping operation, huge dies 108 inches long dies are pretty standard for large panels that weigh many tons are forced together under enormous pressure with sheet metal between them. The result of all of this is that good sheet metal work requires a study of basic technical factors, experience in the actual work and imagination and ingenuity in approaching some of the more difficult problems posed by sheet metal repair. Buckles often involve substantial upsetting, which is not the case with ridges and V-channels.
However, if you are new to this work, you should have a look at both of them. And also you know that little person including reading or as examining become their hobby. Sheet Metal: Composition, Fabrication and Basic Characteristics The sheet metal used for automobile panel fabrication, and for some panel support structures, is a highly evolved and complex series of alloys based in the steel family. Automotive sheet metal once ran in the range of 18-gauge, which was 48 thousandths of an inch thick actually 0. We can only guess that the book was not reprinted more recently because newer cars are repaired differently.