标准规范下载简介
YBT 4543-2016 英文版.pdfICS 77.140.60
(Eng/ishTrans/ation)
dbyNationa anc th People's Republic China
CJJ 106-2010-T：城市市政综合监管信息系统技术规范（无水印 带书签）YB/T4543—2016ContentsForeword..Scope.2Normative reference document3Term and definition4Classification and sign.5Order content6Size and allowabledeviation..57Technical requirement8Test method..9 Inspection rule...1oMark,qualityfile,Package,transformation and storage.Annex A (annex informative) cable pre tensioning method...11AnnexB (annex informative)cableparameter table..12Reference document.15
YB/T45432016
YB/T 45432016
Normative referenco
Thefollowing documents are indispensible to the applications of this document.Any dated reference documents, only dated editions are suitable for this document. For any undated reference documents,thelatest edition (including all the modifiedlists)is suitable forthisdocument.
g)Quantity andlength; h) Other requirements .
g)Quantity andlength n)Otherrequirements。 6Sizeandtolerance
YB/T45432016
Table1 permissible tolerance of cableleng
6.3 When the designed length L of a cable is large, the effect of temperature difference between factory and construction site shall be taken into consideration.The measured temperatures shall beindicated beforedelivery.
When the designed lengthLof a cableis Iarge, the effect of temperature differenc etween factoryand constructionsite shalibetaken into consideration. The measure emperaturesshall beindicatedbeforedelivery.
7 Technical reguirements
7.1Materials
7.1.1Steel strand
7. 1.2 Anchorage
7. 1.3 Hot casting material
DB36／T 1050-2018标准下载YB/T 45432016
7.3Appearance
7.3.1The surface of the steel strand in the cable shall be clean and tidy, shall not naveloose,rust and other defects, its color is allowed to changeafter being exposed inair. 7.3.2The surface of anchors shall not have defects of cracks,trimmings,indentations, scratches,andshrinkagecavities,etc. 7.3.3Innatural state, the cable shall not show spiral curl. 7.4Mechanicalproperties 7.4.1Over tensioning When a hot cast cable is finished, the over tensioning test shall be carried out at 1.25 times the designed tension value (not less than 45%of the minimumbreaking tensile force calculated).After thetensioning,the relativeoutward displacement(seefigure1)between steel strandand anchor nents of table 2
Table2outwarddisplacement
7.4.2 Static loading
7.4.2 Static loading
Fch, min= AXR,XK,/1000. F...= A.XR,XK, XK./1000.
T／CECS 477-2017标准下载In theformula
Fch, min= AXR,XK,/1000. F...= A.XR.XK,XK,/1000.