Researchers from Iowa State University, South Dakota School of Mines and Technology, VRC Metal Systems, and the U.S. Army Research Laboratory discussed the feasibility of forming martensitic coatings with tailored strength and ductility by cold-spraying austenitic steel powders.
Continue readingStructurally Integrated Damage Tolerant Thermal Spray Coatings
Researchers from Stony Brook University’s Center for Thermal Spray Research reported in this presentation that cermet coatings applied via high-velocity thermal spray are used in aggressive wear situations and are almost always coupled with corrosive environments.
Continue readingAir Products develops procedures to optimize furnace atmospheres for annealing
Engineers from Air Products and Chemicals Inc., Allentown, Pa., discuss the proper specification, measurement, and control of annealing furnace atmospheres, which are critical to achieving the required metallurgical and microstructural results, at Heat Treat 2019.
Continue readingNitrex Metal studies influence of standard deviations on nitriding, ferritic nitrocarburizing
Jack Kalucki, Nitrex Metal Inc., Montreal, Quebec, discusses how standard allowed deviations in control parameters affect actual results in controlled nitriding and ferritic nitrocarburizing, in a presentation at Heat Treat 2019.
Continue readingWPI develops color tint-etching method to quantify percentage of bainite in steel
Engineers from Worcester Polytechnic Institute (WPI), Worcester, Mass., will present a discussion of methods to determine the amounts of various microstructures in steel during heat treating, at Heat Treat 2019.
Continue readingGasbarre modular furnaces allow companies to adapt as their products evolve
Engineers from Gasbarre Thermal Processing Systems, Cranston, R.I., will present a discussion of modular vacuum furnaces that allow companies to adapt as their products evolve, or as their product line expands, at Heat Treat 2019.
Continue readingOne Minute Mentor: Hardening temperatures for 440-N-DUR
Higher hardening temperatures are required for products machined from small bar sizes that have been annealed various times during thermomechanical processing.
Continue readingCost-effective thermal barrier coating made of one-micron YSZ powder suspended in water
Engineers from the Fraunhofer Institute for Material and Beam Technology IWS Dresden, Germany, report that they have developed a new ceramic heat shield technology in which a fine powder of yttrium-stabilized zirconium oxide (YSZ) is added to water to form a suspension.
Continue readingBodycote shows that machining can affect corrosion resistance of stainless steel
Engineers from Bodycote, Germany and England, will discuss the influence of machining on the surface hardness and corrosion resistance of austenitic stainless steels at Heat Treat 2019.
Continue readingSolar Atmospheres evaluates how nitrogen affects the Lehrer phase diagram
Engineers from Solar Atmospheres, Souderton, Pa., will present a discussion at Heat Treat 2019 about the use of nitrogen rather than hydrogen as the diluting gas during ammonia gas nitriding for safety, economic, and environmental reasons.
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