Gas generating compositions contain a non-azide fuel, phase stabilized ammonium nitrate (PSAN) and silicon. These gas generant compositions yield inflation …

The potential-current density relationships for 304 stainless steel dissolution in a nitrate system were studied as a function of solution composition and temperature in order to optimize the conditions for electrolytic dissolution of ihis material. In the nitrate system, the anodic dissolution of steel takes place in the transpassive region. ...

1. Preparation of Test Pieces for Grain Size Measurement and Corrosion Resistance Test. An alloy having the chemical composition shown in Table 1 was melted, and an obtained ingot was subjected to hot working and cold working, and a welding wire having a diameter of 1.2 mm was prepared.

DOI: 10.1016/j.bioelechem.2020.107477 Corpus ID: 211066764; Microbiologically influenced corrosion of 304 stainless steel by nitrate reducing Bacillus cereus in simulated Beijing soil solution.

the strands I that are being coated are composed of stainless steel, for example that grade of stainless steel containing 18 per cent chromium and 8 per cent nickel, although the invention is not limited necessarily to the coating of such alloys, the invention being'applicable generally to the coating of any steels containing chromium or chromium …

Japanese patent application 58-110682 discloses pickling hot rolled stainless steel with a solution containing sulphamic acid, nitric acid, hydrofluoric acid and hydrogen peroxide. Although these acids are effective for removing scale from stainless steel, their use creates certain undesirable problems and have their limitations.

Patent application title: High Mn Austenitic Stainless Steel Inventors: Yukinori Yamamoto Michael L. Santella Michael P. Brady Philip J. Maziasz Chain-Tsuan Liu Agents: UT-Battelle, LLC;Office of Intellectual Property Assignees: UT-BATTELLE, LLC Origin: OAK RIDGE, TN US IPC8 Class: AC22C3844FI USPC Class: 420 38 Abstract: An austenitic …

From the cross-sectional view of the niobium nitride modified 304 SS shown in Fig. 2 (a), it is apparent that the niobium nitride diffusion coating is uniform in thickness (about 10 μm), dense in microstructures without pinhole, micropore and microcracks, and well in metallurgical adhesion to the 304 SS substrate with no interfacial defects. Fig. 2 …

DOI: 10.1016/J.APCATB.2015.06.028 Corpus ID: 94424547; The electrochemical reduction of nitrate over micro-architectured metal electrodes with stainless steel scaffold @article{Su2016TheER, title={The electrochemical reduction of nitrate over micro-architectured metal electrodes with stainless steel scaffold}, author={Jenn Fang Su and …

Justia Patents US Patent for Enhanced oxide whisker growth on cold-rolled aluminum-containing stainless steel foil Patent (Patent # 4,318,828) ... U.S. patent application Ser. No. 098,075, filed Nov. 28, 1979, of common assignee-ownership, describes the manufacture of a monolith-type catalytic converter for treating automotive exhaust gases ...

Revascularization with titanium-nitride-oxide-coated stents is safe and effective in patients with de novo native coronary artery lesions. Titanium-nitride-oxide-coated stents reduce restenosis and major adverse cardiac events compared with stainless steel stents of otherwise identical design.

National Stainless Steel Centre specializes in the supply and processing of stainless steel to clients customized requirements in all stainless steel grades including Duplex …

To investigate the effect of nitrate on corrosion of austenitic stainless steel in nitric acid solution containing chromium ions, we carried out the measuring the time dependence of chromium concentration, Raman spectral measurements, immersion tests, and potentiodynamic polarization measurements using the various nitrates: Al(NO 3) 3, …

The modern stainless steel manufacturing processes reduce production costs while ensuring high-quality material. In this guide, you are going to learn how to make stainless steel. From choosing the right raw material, heating, melting, removing impurities, and forming to various finishing operations – you will learn everything about stainless …

With these technologies, the Taiwanese steel producer is currently building the first stainless steel plant worldwide that can be operated nitrate-free. The Energy Globe Award has been presented since 1999 for outstanding, sustainable projects focusing on conservation of resources, energy efficiency, and use of renewable energies.

The effects of nitrate ions and possible products of their reduction (ammonium, hydrazine, and hydroxylammonium ions) on electrochemical characteristics of stainless steel are studied in phosphoric acid. Specific properties of nitrates as corrosion inhibitors of a passivating type are explained by a complex effect of their reduction …

Nitride-Based Ceramic to Stainless Steel Anı´bal Guedes and Ana Maria Pires Pinto (Submitted September 29, 2011; in revised form December 14, 2011) Shapal -M machinable AlN-based ceramic and AISI 304 stainless steel were joined by active metal brazing, at 750, 800, and 850 C, with a dwell stage of 10 min at the processing …

In this work, the inhibition effect of nitrate on the pitting corrosion of 17-4PH stainless steel was investigated in the chloride solution. Potentiodynamic and potentiostatic techniques were used to measure the pitting potential and induction time in various concentrations of chloride and nitrate ions. According to the results, the …

Stainless Steel & Its Alloys. Ultra-thin at tight tolerances. Arnold's Precision Thin Metal business provides many types of high quality stainless steel, rolled to precise tolerances for thinness and flatness. Its excellent corrosion resistance and good workability make stainless steel the obvious choice in numerous applications across many ...

A method may be employed to produce a fertilizer granulate comprising an ammonium salt and, as a filler material, limestone, dolomite, and/or magnesite. At least a proportion of the limestone or dolomite or magnesite is at least partially calcinated prior …

This study evaluated the stress corrosion cracking (SCC) susceptibility of as-received and sensitized UNS S30400 stainless steel exposed to ammonium nitrate mixed with sodium chloride salts. SCC tests were conducted at 45 °C-44% relative humidity using U-bend specimens coated with salt mixtures of ammonium nitrate and sodium chloride …

@article{osti_1600197, title = {Development of a passivated stainless steel surface}, author = {Korinko, Paul S. and Wyrwas, Richard B.}, abstractNote = {A multi-step Q-passivation method for stainless steel is described. The method includes a first high voltage electropolishing step followed by as separate low voltage chromium …

Patent number: 10865162. Abstract: Explosive compositions for use in high temperature, reactive ground, or both, are disclosed. The explosive compositions can …

The amino acid identity of the enzymes responsible for denitrification and dissimilatory nitrate reduction in YB03 shared high similarity with M. hydrocarbonoclasticus VT8 (93.60–99.00 %). However, the gene coding NapA (periplasmic nitrate reductase) was missing in the genome of M. hydrocarbonoclasticus VT8. Furthermore, the identity of …

This study experimentally evaluated the effect of Sodium Nitrate inhibitor (NaNO{sub 3}) of 0.1%, 0.3%, and 0.5% on NaCl 3.5% toward pitting corrosion of dissimilar metal welding joint between stainless steel AISI 304 and mild steel SS 400. Electrochemical corrosion was tested using potentiodynamic polarization.

The South African stainless steel industry is rising to the challenge of helping make nuclear power safer and a new class of ferritic-martensitic stainless steels shows …

A solution of urea and ammonium nitrate in water (known as UAN) is commonly used as a fertiliser, supplying nitrogen to plants. The solution may be …

NH3 is an essential feedstock for fertilizer synthesis. Industry-scale NH3 synthesis mostly relies on the Haber–Bosch method, however, which suffers from massive CO2 emission and high energy consumption. Electrocatalytic NO3– reduction is an attractive …

Large tonnages of ammonium nitrate are made in the form of highly concentrated (80 – 90 %) hot solutions that are used for the production of urea …

Profile. Zhongyuan Special Steel Co., Ltd (Stock: 002423) is a state-owned enterprise,a subsidiary company affiliated to the China South Industries Corporation (1/Global 500).It …