Plastic milk bottles, when your project or prototype needs an urgent source of plastic, they are often the first thing to hand. Convenient and flexible, but strong at the same time and usually free, ...

When repairing an older 4x4's bodywork, you'll occasionally find out that the path of least resistance to the repair is to remove and replace a body panel. This could be due to rust or severe damage ...

Learn how to build a compact spot welding machine using a battery in this easy DIY tutorial. Spot welding is essential in various industries, including automotive, aerospace, and construction. This ...

Often, when restoring or modifying a car, one must disassemble parts of the bodywork. A Sawzall® ("Tool of the Month," ec 05/02) will make a car inches or feet shorter in any direction in just minutes ...

Local stress parameters (hot-spot structural stress, notch stress, stress intensity factors and J-integral) at spot welds are preferred in fatigue assessments of spotwelded structures because these ...

GRAND RAPIDS, MI — Mechanical contractor and fabricator Andy J. Egan Co. (Egan) has a reputation for being an innovator within the industry. From its world-class fabrication shop to cutting-edge ...

SAE International Journal of Materials and Manufacturing, Vol. 6, No. 2 (April 2013), pp. 279-285 (7 pages) ABSTRACT Failure modes and fatigue behaviors of ultrasonic spot welds in lap-shear specimens ...