Analysis and design of the database of steel pipeline mechanical properties

Qingquan Duan, Hong Zhang, Xuehui Cui, Yafeng Ji, Dan Zhang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

2 Citations (Scopus)

Abstract

The purpose of this paper is to discuss the mechanical properties of piping materials and the piping database design. The mechanical properties of piping materials produced by companies are very useful information during the design and safety management of oil and gas pipeline. The primary mechanical properties which meet the international or domestic standards are slightly different. Sometimes the difference of yield strength can reach up to dozens of mega Pascal. The 376 groups of X70 grade pipeline steel produced by An Gang Steel Company (ANSTEEL) and 139 groups produced by Pohang Iron and Steel Co. Ltd (POSCO) were adopted in order to acquire the statistics of mechanical properties. The results indicate the average yield strength of ANSTEEL X70 steel is 1.12 times Specified Minimum Yield Strength (SMYS) and POSCO 1.18 times SMYS respectively. According to the data characters, the management database of the mechanical properties was designed based on Computer/Server structure. The remote database query system was applied based on Brower/Server structure.

Original languageEnglish
Title of host publicationProc. International Conference on Pipelines and Trenchless Technology 2009, ICPTT 2009
Subtitle of host publicationAdvances and Experiences with Pipelines and Trenchless Technology for Water, Sewer, Gas, and Oil Applications
Pages1836-1843
Number of pages8
DOIs
Publication statusPublished - 2009
Externally publishedYes
EventInternational Conference on Pipelines and Trenchless Technology 2009, ICPTT 2009: Advances and Experiences with Pipelines and Trenchless Technology for Water, Sewer, Gas, and Oil Applications - Shanghai, China
Duration: 18 Oct 200921 Oct 2009

Publication series

NameProc. International Conference on Pipelines and Trenchless Technology 2009, ICPTT 2009: Advances and Experiences with Pipelines and Trenchless Technology for Water, Sewer, Gas, and Oil Applications
Volume361

Conference

ConferenceInternational Conference on Pipelines and Trenchless Technology 2009, ICPTT 2009: Advances and Experiences with Pipelines and Trenchless Technology for Water, Sewer, Gas, and Oil Applications
Country/TerritoryChina
CityShanghai
Period18/10/0921/10/09

Keywords

  • Database
  • Mechanical property, yield strength
  • Pipeline steel

ASJC Scopus subject areas

  • Geotechnical Engineering and Engineering Geology
  • Civil and Structural Engineering

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