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ID:63014910
大小:2.69 MB
页数:45页
时间:2021-08-03
《最新日本钢结构设计标准.doc》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、日本钢结构设计标准精品好资料-如有侵权请联系网站删除CHAPTER1GENERAL1.1ScopeofApplicationThisStandardappliestothestructuraldesignofsteelbuildings.TheStandard,however,neednotapplytostructuraldesignsbasedonspecialresearchstudies.1.2StructuralSafetyVerificationTestsWhereadesignininvolvesconnectionando
2、therstructuraldetailsnotexpresslyprescribedinthisStandard,thestructuralsafe&ofsuchdetailsshallbeprovedbytestsorbyotherappropriatemeans.1.3EnlargementofSectionSectionsofvariousstructuralelementsshallbeenlargedasrequired,withdueconsiderationforpracticallimitationinprecision
3、ofstructuraldesigns,inadequacyinconstructionalworkmanship,andsuchadversefactorsasrusting,corrosionandwearofsteelmaterials.1.4NomenclatureAGrosssectionalarea;nominalbodyareaofahigh-strengthbolt;orsumofsectionalareasofcolumncomponents(mm2)ANNetsection(mm2)AdSectionalareaofl
4、acingelement;ortotalsectionalareaofapairoflacingelementsinthecaseofdoublelacing(mm2)AfCross-sectionalareaofcompressionflange;orcross-sectionalareaofeitherflange(mm2)ApSectionalareaofpartsincontact(mm2)AsCross-sectionalareaofverticalorhorizontalstiffeners(mm2)AwCross-secti
5、onalareaofwebplate(mm2)aEquivalentarealossduetorivet,boltorhigh-strengthboltholes(mm2);orspacingofintermediatestiffeners(mm)a0Netarealossduetorivet,boltorhigh-strengthboltholes(mm2)bWidthofcompressionelementfreeatoneedgeandfixedattheother;widthofrockerorroller;orlongitudi
6、nalspacingorpitchofconsecutiveholes(mm),butnotlargerthan2.3BendingcoefficientdependentuponmomentgradientDNominaloutsidediameterofsteelpipe;oroutsidediameterofmainsteelpipe(mm)dWidthofelementstiffenedalongtwoedges;outsidediameterofbranchpipe;widthofwebplate;ordiameterofpin
7、(mm)d1Minimumwidthoftheportionofwebplatedividesbyverticalorhorizontalstiffener(mm)EModulusofelasticity(N/mm2)精品好资料-如有侵权请联系网站删除精品好资料-如有侵权请联系网站删除eDistancebetweenaxesofgravityofcomponents(mm)FBasicvalueusedindeterminingallowablestresses(N/mm2)(N/mm2)fAllowablestressinmembers
8、subjecttorepeatedstressvariation(N/mm2)fbAllowablebendingstress(N/mm2)fb1Allowablebendingstressi
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