Last edited by Nejind
Tuesday, November 17, 2020 | History

2 edition of Program for plasma-sprayed self-lubricating coatings found in the catalog.

Program for plasma-sprayed self-lubricating coatings

G. C Walther

Program for plasma-sprayed self-lubricating coatings

  • 396 Want to read
  • 22 Currently reading

Published by National Aeronautics and Space Administration, Scientific and Technical Information Branch, For sale by the National Technical Information Service] in Washington, D.C, [Springfield, Va .
Written in English

    Subjects:
  • Solid lubricants,
  • Bearings (Machinery)

  • Edition Notes

    StatementG.C. Walther
    SeriesNASA contractor report -- 3163
    ContributionsUnited States. National Aeronautics and Space Administration. Scientific and Technical Information Branch, Lewis Research Center
    The Physical Object
    Paginationv, 76 p. :
    Number of Pages76
    ID Numbers
    Open LibraryOL17978527M

    A Review to the Laser Cladding of Self-Lubricating Composite Coatings - Lasers Manuf. Mater. Proc Read: 1. Additional color graphics may be available in the e-book version of this book. Library of Congress Cataloging-in-Publication Data MAX phases: microstructure, properties, and applications / editors, It-Meng (Jim) Low, Yanchun Zhou. p. cm. Includes bibliographical references and index. This model, which contains fully tetrahedral elements, is then used in a general-purpose three dimensional finite element analysis program using enriched finite elements. As a demonstration, the above procedure is applied on a mode-I surface crack problem in a finite-thickness plate. Coatings ensure that the life of the blades are extended and in many cases are used as sacrificial layer, which can be stripped and recoated. Life of coatings depends on composition, thickness, and the stand- ard of evenness to which it has been deposited. The general type of coatings is very little different from the coatings used years ago.

    Trib-Ology-Engineering-i-topdf - Free ebook download as PDF File .pdf), Text File .txt) or read book online for free. Scribd is the world's largest social .


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Program for plasma-sprayed self-lubricating coatings by G. C Walther Download PDF EPUB FB2

Program for plasma-sprayed self-lubricating coatings. Washington, D.C.: National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [Springfield, Va.: For sale by the National Technical Information Service], (OCoLC) Material Type: Government publication, National government publication: Document.

The self-lubricating composite layer was plasma-sprayed on the bearing bore and one thrust surface. The coatings were machined to a thickness of centimeter ( in.), then sanded to remove machining marks. All bearing elements (except the self-lubricating layer in the bore) were made of R a precipitation hardening nickel alloy.

SELF-LUBRICATING PLASMA-SPRAYED COMPOSITES FOR SLIDING-CONTACT BEARINGS TO ° C by Harold E. Sliney Lewis Research Center SUMMARY Plasma-sprayed self-lubricating coatings were investigated for possible use to ° C in Space Shuttle airframe bearings or other high-temperature applications such as automotive turbine regenerator by: 2.

A WC–Co coating with self-lubricating property was deposited by detonation gun (D-gun) process, using a commercial WC–Co powder doped with a MoS2–Ni powder, under a proper spray condition.

@article{osti_, title = {Composition optimization of chromium carbide based solid lubricant coatings for foil gas bearings at temperatures to C. Final contractor report}, author = {Dellacorte, C.}, abstractNote = {A test program to determine the optimum composition of chromium carbide based solid lubricant coatings for compliant gas bearings is described.

@article{osti_, title = {Sodium compatibility studies of low friction carbide coatings for reactor application}, author = {Whitlow, G A and Miller, R L and Schrock, S L and Wu, P C.S.}, abstractNote = {Design requirements for low friction materials in FFTF have led to an experimental sodium compatibility program, the objective of which is to select and qualify a low friction coating for.

In this study, two kinds of NiCr/Cr3C2-BN composite powders were prepared with individual cladding (FKBN) and low pressure spray granulation (YLBN) methods, and the derived NiCr/Cr3C2-BN coatings were fabricated by plasma spraying technology.

The microstructure, mechanical and tribological properties of the two coatings were systematically by: 2. Coatings were made by plasma spray method and %8 Y-PSZ was used as coating material.

Wear tests were done by pin-on-disc method with three different load parameters and results were discussed. Bearings industry. See also what's at your library, or elsewhere. Broader terms: Machine parts industry; Bearings (Machinery) Used for: Bearings (Machinery) -- Trade and manufacture.

Atmospheric plasma-sprayed (APS), low-friction Al 2 O 3-ZrO 2 coatings were deposited with solid lubricants, and their effects on the laser surface texturing (LST) under a lubricated condition (commercial engine oil, 5W30) were evaluated.

All specimens showed a % dimple density, and the contact angle of the APS coatings after LST processing decreased by ∼19–50%.Cited by: The NiCr–TiB 2 –ZrB 2 composite coating was deposited on the surface of blades made of steel (SUS) using high-energy ball milling technology and air plasma spraying technology, which aimed to relieve the wear of the blades during operation.

The influence of titanium diboride (TiB 2) and zirconium diboride (ZrB 2) on the microstructure and wear resistance of the coatings was investigated. In this study, Mo-Cu-V-N composite coatings with high Cu content of ~18 at.% were deposited on L stainless steel and YT14 cemented carbide substrates by high power impulse magnetron sputtering in Ar–N2 gas mixtures.

The influence of N2 partial pressure was investigated with respect to the microstructure and tribological properties of the by: 2. A Systems Approach to the Solid Lubrication of Foil Air Bearings for Oil-Free Turbomachinery Christopher DellaCorte. The following paper introduces a systems approach in which the solid lubrication is provided by a combination of self lubricating shaft coatings coupled with various wear resistant and lubricating foil coatings.

The use of Cited by:   Abstract. The growth of combustion processes along the years was driven both by scientific and technical developments providing disruptive innovations and by the market requirements)(e.g., the development of HVOF spraying by Browning in was pushed forward by the need to produce WC-Co cermet coatings with superior properties).Cited by: 1.

The book reflects the recent progress in the fields such as lubrication, friction and wear, coatings, and precision manufacture etc. in the world. The book is intended for researchers, engineers and graduate students in the field of tribology, lubrication, mechanical production and industrial design.

Investigation of Plasma Sprayed Hydroxyapatite Coatings T. Levingstone, J. Stokes, L. Looney, Dublin City University, Dublin, Ireland. This study examines the production of plasma sprayed hydroxyapatite coatings.

The design of experiment technique is used to investigate the effect of various plasma spray parameters on the final coating.

In the news 12 downloads Views 3MB Size. industrial overview and experience, process optimization for PVD and plasma sprayed coatings, novel processing methods, advanced characterization techniques, and modeling of thermal and physical behavior.

Self-Lubrication Composite Coating for High-Temperature Use PS is a self. Often h-BN or bentonite as ceramic soft, self-lubricating materials are used (Johnston, ). Degradation and strategies for lifetime extension.

The coatings together with the substrates form a complex system of correlated elements, which in service turn out to evolve dynamically with continuously changing : Emine Bakan, Daniel E. Mack, Georg Mauer, Robert Vaßen, Jacques Lamon, Nitin P.

Padture. • F. Marra, L. Baiamonte, G. Pulci, M. Pujatti, C. Bartuli, T. Valente “Tribological behavior and microstructural analysis of self-lubricating coatings deposited by plasma transferred arc”. International Thermal Spray Conference ITSCDüsseldorf (Germania) (/6/).

Title of Ph.D Thesis: Development and Characterization of Plasma Sprayed Flyash Based Composite Coatings Supervisor: Dr. Keshavamurthy, Professor & Head, Dept.

of Mechanical Engineering, Dayananda Sagar College of Engineering, Bengaluru APS is one of the most effective practices to protect the Al alloys against surface degradation by. Forms and Types of Solid Lubricants The lubricating solids can be used in several different forms: (a) as loose powder dusted or rubbed on the mating surfaces or supplied to the parts in a controlled stream of a carrier gas; (b) as bonded ma- terials attached to the surfaces with an adhesive binder; (c) as self- lubricating bearing.

Currently, his research focused on experimental, diagnostics, CFD modeling and simulation of plasma sprayed deposition of coatings for thermal barrier, SOFC fuel cells and other industrial applications.

Assoc Prof Ng Kee Woei: 1. Understanding cell-nanomaterial interactions in the context of Nanotoxicology and Nanomedicine 2. Evaluation Of Adhesion/Cohesion Of Plasma Sprayed Ceramic Coatings By Scratch Testing 14/ DC BS EN Coil Coated Metals - Test Methods. Full text of "The role of coatings in the prevention of mechanical failures" See other formats.

Toggle navigation. Home; Topics. VIEW ALL TOPICS. Solid Particle Erosion Behaviour of Plasma Sprayed Coatings on a Fe-Based Superalloy Mishra, S.

/ Prakash, S. / Chandra, K. / American Society of Mechanical Engineers | print version. Full text of "NASA Technical Reports Server (NTRS) Small Business Innovation m solicitation.

Closing date: J " See other formats. THERMEC’ Rio Hotel, Las Vegas, USA DecemberBOOK OF ABSTRACTS INTERNATIONAL CONFERENCE ON PROCESSING & MANUFACTURING OF ADVANCED MATERIALS (Processing, Fabrication, Properties, Application).

年三大索引网络版收录我校论文情况汇编 - 图书馆 三大索引(网络版) 收录西北工业大学论文统计 ( 年) 西北工业大学图书馆 年 4 月 年三大索引(网络版)收录西北工业大学论文统计 前 言 《科学引文索引》、《科技会议录索引》、《工程索引》是国际著名的三大检索系统,统称. Plasma Sprayed Hydroxyapatite Coatings For Biomedical Application.

Tan, S. Ramesh, M. Hamdi, K. Abou-El-Hossein & I. Sopyan. Proceedings of the 4th National Technical Postgraduate Symposium (University Malaya, May ) Paper No. TPME Tool Life of Coated Carbides in End Milling of Different Mould Steels. GLO. S D E E. D OW. ER ME T A L About Kymera International: SEE US AT.

With nine manufacturing sites in seven countries, Kymera International is a global leading producer and distributor of. Pigmentary TiO2 is often manufactured with a median particle size of nm to nm.3 The most common pigment use of TiC>2 in the U.S.

is in surface coatings. Surface coatings include liquid paints and powder coatings. After surface coatings, the largest use of. Nanotechnology in Aerospace _____ February 1 The advantages should be a very high lubricating and self-lubricating performance. (Qinghai, ) Conductive nanostructures could be used as dopes within the plasma sprayed white ceramic optical coatings.

Nanostructures have the unique property of being small enough not to significantly. There is an Open Access version for this licensed article that can be read free of charge and without license restrictions.

The content of the Open Access version may differ from. Coatings are coarse with higher porosity. • Powder Plasma Spraying: Plasma (4th state of matter) consists of neutral and positive atoms and free electrons. Plasma gasses are heated as they ionise in the arc and high degree of melting and relatively high particle velocities are achieved.

Finely structured coatings with high adhesion strength. Mechanical and wear behaviour of titania plasma-sprayed coatings. Habasit’s program of studying material applications ensures the most suitable plastic type material for the particular conditions, as listed below: (Acetal) 1) with special self-lubricating.

agents. This material has the lowest friction values and highest PxV (load and. SECTION Compiled by the American Ceramic Society AUTHOR INDEX FOR The reference number in parentheses refers to the monthly issue of Ceramic Abstracts; the number following is the page number.

The letter B or P preceding the reference number indicates an abstract of (B) a book, bulletin, or separate publication or (P) a patent.

The italic letter following the page number indicates the. Implants for surgery - Plasma-sprayed unalloyed titanium coatings on surgical implants - Part 1: General requirements ISO DIS Rubber and plastics gloves for food services - Limits for extractable substances ISO DIS Therefore, the present study fabricated a plasma-sprayed composite ferrous-based coating with high hardness following a comparative investigation on the tribological performance of the as-fabricated ferrous-based coating sliding against different piston ring.

Read "Compiled by the American Ceramic Society, Journal of the American Ceramic Society" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

• No longer waste your time looking for contact information. ContactHunt. • Direct access to all the web's email addresses.Program for plasma-sprayed self-lubricating coatings.

NASA Technical Reports Server (NTRS) Walther, G. C. A method for preparing composite powders of the three coating components was developed and a procedure that can be used in applying uniform coatings of the composite powders was demonstrated.

Composite powders were prepared by. Self-lubricating composite materials. NASA Technical Reports Server (NTRS) Sliney, H. E. The mechanical properties of two types of self lubricating composites (polymer.