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DN Special Report: Minneapolis Interstate 35 Bridge Collapse Updated: The horrific and fatal Minneapolis, MN, Interstate 35 bridge collapse has left inspectors, the state and engineers alike wondering what went wrong. Check in with Design News for engineering insights into this tragedy. Photo gallery, NTSB recommendations and videos included. Read More
In the News:
Special Alloys Target Aerospace, Leisure MarketsLook for new emphasis on high-performance specialty grades as an American mill refocuses and reinvests in a major expansion of its premium melt capacity in its Pennsylvania plant. Full Story Russian Titanium Plays Big Role in Dreamliner Boeing is building a titanium processing plant in Russia to supply critical parts for the Dreamliner. The plant is 66-percent owned by Russian arms exporter Rosoboronexport. Full Story Big Dig Epoxy Provider Facing Manslaughter Charge Powers Fasteners Inc. of Brewster, NY is being charged with a single count of involuntary manslaughter in the death of a 38-year-old Boston woman. Full Story Green Toys Feature Biobased Plastics Biobased materials, such as corn and soybeans, are used to make toys that are being introduced soon by Green Toys of San Francisco. Even colorants are made from vegetables. Full Story Aluminum Body Cuts Weight On Mercedes Models Mercedes-Benz is slashing weight 15 per cent with two new models through use of aluminum for the space frame and body panels. Look for the SLC in 2010; the SL in 2012. Full Story Big Dig Epoxy: Who Knew What, When? A Massachusetts highway engineer denied approval in 1999 to the fast setting epoxy material that is blamed for a fatal ceiling collapse in Boston’s Big Dig tunnel project. Full Story
The Latest Materials/Fastening Resources Available:
Hydro Aluminum is the third-largest integrated aluminum supplier in the world with a presence on every continent. In North America our network of extrusion and remelt operations ensure value creation through innovative and efficient solutions based on aluminum. We serve a wide range of customers in markets including transportation, industrial, electrical, consumer durables, and building and construction. View All Resources from Hydro Aluminum
Complete OEM SupplierValtra Inc. | Product CatalogBuy direct from the manufacturer for the best cost savings. The catalog features a wide range of high quality, very competitively priced adjustable handles, handwheels, levers, cranks, knobs, leveling pads, tooling balls, and precision locating elements. Full line of tooling components, including eyebolts, t-bolts, and unique threaded fasteners. High volume custom orders welcome.
Tolerances: Round TubesHydro Aluminum | Design GuideThis resource includes diagrams on tubes includes diameter, wall thickness, ovality and eccentricity.
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What should be the perception of a product’s real-world performance with regard to the published spec sheet? While it is easy to assume that the product will operate according to spec, what variables should be considered, and is that a designer obligation or a customer responsibility? Or both?
Biomimicry has already found its way into the development of robots and new materials, with researchers studying animals and nature to come up with new innovations. Now thanks to researchers in Boston, biomimicry could even inform the future of electrical networks for next-generation displays.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.