A correlational study of areal surface texture parameters on some typical machined surfaces

Q. Qi*, T. Li, P. J. Scott, X. Jiang

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

42 Citations (Scopus)

Abstract

A number of areal surface texture parameters have been adopted by standards bodies, namely ISO 25178-2, in which forty-one parameters within six groups are defined. The selection of the suitable areal parameters becomes an issue for a designer. The study of correlation among parameters is one of the ways to find the most suitable parameters for a specification. This paper presents a Spearman's correlation study of areal surface texture parameters on some typical machined surfaces. Sixty surfaces, produced by nineteen machining methods, have been assessed by the use of an optical instrument; the operators adhered to ISO 25178-3; and parameters defined by ISO 25178-2. The correlation results are classified by using five correlation levels. It details the correlations between different groups of parameters, together with the correlation of parameters within the same group. The results are presented in Spearman's rank correlation coefficient matrix and charts. A three-layer parameters tree is then proposed to help engineer in the selection of parameters.

Original languageEnglish
Title of host publication13th CIRP Conference on Computer Aided Tolerancing
EditorsYanlong Cao, Jianrong Tan
PublisherElsevier B.V.
Pages149-154
Number of pages6
ISBN (Electronic)9781510803015
DOIs
Publication statusPublished - 2015
Event13th CIRP Conference on Computer Aided Tolerancing, CAT 2014 - Hangzhou, China
Duration: 11 May 201414 May 2014

Publication series

NameProcedia CIRP
Volume27
ISSN (Print)2212-8271

Conference

Conference13th CIRP Conference on Computer Aided Tolerancing, CAT 2014
Country/TerritoryChina
CityHangzhou
Period11/05/1414/05/14

Bibliographical note

Funding Information:
and Physical Sciences Research Council (EPSRC) funding of the EPSRC Centre for Innovative Manufacturing in Advanced Metrology (Ref: EP/I033424/1), and the funding of the EPSRC Fellowship in Manufacturing (Ref: EP/K037374/1), as well as the European Research Council under its programme ERC-2008-AdG 228117-Surfund.

Publisher Copyright:
© 2015 The Authors. Published by Elsevier B.V This is an open access article under the CC BY-NC-ND license.

Keywords

  • Areal surface texture
  • Height parameters
  • Hybrid parameters
  • Spearman's correlation
  • V parameters

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