Month: September 2017

One Minute Mentor: Effects of Nitrocarburizing on Stainless Steel

Electrochemical measurements show that transpassivity (which is necessary for the onset of pitting) of expanded austenite occurs at appreciably higher applied voltages than for austenite with the same metallic composition but without nitrogen.

United Process Controls acquires Atmosphere Engineering to grow product portfolio

United Process Controls, West Chester, Ohio, announces the acquisition of Atmosphere Engineering Company, Milwaukee, Wis., for its industrial flow control products, furnace control products, and data acquisition software, as well as its strong presence in North America, South America, and Europe.

Ipsen to present four papers at ASM Heat Treat/Gear Expo in Columbus

Ipsen, Cherry Valley, Ill., is to present four papers at the ASM Heat Treat/Gear Expo 2017, Oct. 24-26, in Columbus.

Linde to present new atmosphere mixing technology at Heat Treat 2017

Linde LLC, Bridgewater, N.J., will detail field results on a new atmosphere mixing technology that can boost unit productivity and improve convection in heat treatment furnaces without the use of fans at Heat Treat 2017 in Columbus, October 24-27.

Wallwork Heat Treating awarded Innovate UK funding to harden titanium for implants

Wallwork Cambridge, England, has been awarded funding from Innovate UK, the government-backed sponsor of breakthrough technologies, to research the medical applications of its aircraft titanium bearing hardening technology for human implants.

Ipsen to present four papers at ASM Heat Treat/Gear Expo in Pittsburgh

Ipsen, Cherry Valley, Ill., is to present four papers at the ASM Heat Treat/Gear Expo 2017, Oct. 24-26, in Pittsburgh.

Thyssenkrupp and Tata Steel to combine European steel activities in 50/50 joint venture

Thyssenkrupp, Germany, and Tata Steel, India, have signed a memorandum of understanding to combine their European steel activities in a 50/50 joint venture.

Seco Vacuum Technologies receives orders for eight furnaces in North America

Seco Vacuum Technologies, Meadville, Pa., the newest company in the Seco Warwick Group of companies, reports a strong initial entry into the North American vacuum heat treating market.

Northrop Grumman to acquire Orbital ATK to expand capabilities and accelerate innovation

Northrop Grumman Corp., Falls Church, Va., a leading global security company; and Orbital ATK Inc., Dulles, Va., a global leader in aerospace and defense technologies, announce that they have entered into a definitive agreement under which Northrop Grumman will acquire Orbital ATK for approximately $7.8 billion in cash, plus the assumption of $1.4 billion in net debt.

One Minute Mentor: Hardness Depth Profiles of Stainless Steel after Nitriding and Nitrocarburizing

X-ray diffraction analysis indicates that the hardened case consists of a mixture of expanded austenite and expanded martensite.