The reactive metals by classification are zirconium, titanium and beryllium. We also include here
tantalum and columbium (niobium), being from the refractory class and which also present similar
challenges to the welding engineer.
Weil Pump says it now offers heavy-duty package systems that are fully customizable with high-quality components. They are all manufactured in the United States and can be built to order in as little as two weeks.
SPX Cooling Technologies, Inc. introduced the Marley® CP fiberglass, induced draft, counterflow cooling tower, designed for space- and sound-sensitive applications. The CP tower features a stainless steel structure and fiberglass reinforced polyester (FRP) casing, which the company says provides a strong, corrosion-resistant assembly. The Marley CP cooling tower is factory-assembled or ships in modules.
SPX Cooling Technologies launched the new Marley NC Everest Cooling Tower, a pre-assembled, crossflow evaporative cooling system that offers a viable alternative to field-erected towers. The company claims the design and field assembly process for the cooling tower reduces on-site labor and work duration for a safer work environment. NC Everest provides more site placement options and typically uses up to 10% less plan area than field-erected towers.
Tyco Fire Protection Products, a division of Tyco, introduced the Model RM-1 Riser Manifold. The RM-1, available for commercial and residential uses, features a proprietary connection between the manifold and the Potter alarm switch. The connection has a watertight, flat surface design which helps prevent leaks.
Greenheck introduced the Model AFL-501, a 5.5-in deep, severe duty aluminum louver that protects exterior wall penetrations on FEMA 361 or 320 compliant storm shelters or safe rooms. According to the company, the Model AFL-501’s design incorporates inverted V-style blades that lend high free area, excellent resistance to water penetration and very low airflow resistance, while providing maximum protection against extremely high wind loads and wind-borne debris.
The HSC Firepak™ from Armstrong features a compact design, which officials describe as a “plug and leave” design. The company also said it features readily available CAD drawings, specifications, dimensions, and pricing data.
When the time comes to replace or install energy recovery wheels in commercial HVAC units, engineers may have to deal with several installation challenges including limited access areas, bulky components, and complex assemblies.
Victaulic says it is continuing to advance its patented installation-ready™ line with the availability of Style 107 QuickVic® rigid couplings in 10- and 12-in sizes. The additional sizes are designed to give contractors, engineers, and owners more opportunities to maximize efficiency by reducing installation time and increasing safety.
Engineered Systems magazine’s September 2019 issue questions the need for multiple building codes that cover the same subjects, examines the dos and don’ts of power systems for critical facilities, offers tips on how to select the proper centrifugal pump circuit flow controls, and much more.