IS 4031-3 (1988): Methods of physical tests for hydraulic ...

1 Disclosure to Promote the Right To InformationWhereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. ! $ ' + - Satyanarayan Gangaram Pitroda Invent a New India Using Knowledge 0 1 ' 5 Jawaharlal Nehru Step Out From the Old to the New 1 + , 1 + Mazdoor Kisan Shakti Sangathan The Right to Information, The Right to Live ! > 0 B Bhart hari N ti atakam Knowledge is such a treasure which cannot be stolen Invent a New India Using Knowledge IS 4031-3 (1988): Methods of physical tests for hydrauliccement, Part 3: Determination of soundness [CED 2: CivilEngineering]Gr2IS : 4031 ( Part3)- 1988(Reaffirmed2005) 3 DETERMINATION OF SOUNDNESS(FirstRevision)Fifth Reprint JUNE 2006( IncludingAmendmentNo.)

2 I ) Copyright1988 BUREAU OFINDIANSTANDARDSMANAKBHAVAN, 9 BAHADURSHAH ZAFAR MARGNEW DELHI 110002 October1988 AMENDMENTNO. 1 MARCH 1993 TOIS4031(Part3): 1988 Methods OF PHYSICALTESTS FORHYDRAULICCEMENTPART 3 DETERMINATION OF SOUNDNESS(FirstRevision)(Page2, ) -Substitutethe following for theexistingclause:' Water Bath-Water bath with meansofheating, capableofcontainingimmersedLe-Chatelierm oulds with specimens andofraisingtheirtemperaturefrom 27 ZOCto boiling in 27 3minutes.'.(CEDZ)PrintedatPrabhat'Offset Press, New Delhi-2 ISI4031(Part3) - 1988 IndianStandardMETHODSOFPHYSICAL TESTSFORHYDRAlJLICCEMENTPART3 DETERMINATIONOFSOUNDNESS( FirstRevision) (Part3)(FirstRevision)wasadoptedbytheBur eauofIndianStandardson 24 February1988, IS : 4032-1985*. toevaluatethephysicalpropertiesofhY,drau licwerecoveredinonestandardbutforfacilit atingtheuseofthisstandardandfuturerevisi onsit hasbeendecidedtoprintthedifferenttests asdifferentpartsofthestandardand, alsofacilitateupdating*Methodofchemicala nalysisof-hydrauliccement(firstrllluion) .

3 (Part3) : 3535-1986*andtherelevantstandardspecific ationforthetypeofcementbeingtested. , ,drymaterialsandwatershallbemaintainedat 27*Methodsofsamplinghydrauliccements(fir strevUion). ,sincepublicationoftheoriginalstandardin 1968,anumberofstandardscovering,therequi rementsofdifferentequipmentused fortestingofcement, alsocoveredinthestandard, ,therefore,referenceisgiventodifferentin stru-mentspecificationsdeletingthedescri ptionoftheinstruments,as it ,thefinalvalue,observedorcalculated,expr essingtheresultofa testoranalysis,shallberoundedoff inaccordancewithIS:2-1960*.Thenumberofsi gnificantplacesretainedintheroundedoffva lueshouldbethesameasthatofthespecifiedva luein thisstandard.*Rulesforroundingoffnumeric alvalues(""u,d). 2 2 , shallconformto IS :5514-1969*.*Specificationforapparatusus ed inLe-Chateliertest. ISa4031(Part3) Bath-Waterbathcapableofcontainingimmerse dLe-Chateliermouldswithspecimensandofrai singtheirtemperaturefrom27 2 C toboilingin 27 ,NOTE2-Self-indicatingbalancewithequival entaccuracymayalso ,placeasmallweightonthiscoveringglassshe etandimmedia-telysubmergethewholeassembl yinwateratatemperatureof27 2 ' ,withthemouldkeptsubmerged,in 25to 30minutes,andkeepitboiling, ,allowit to ' ,aretestmaybemadeafteraeration.

4 Forthispurpose,spreadoutthecementinalaye rof75mmthicknessandstoreit for 7daysinanatmospheremain-tainedat27 2 Candrelativehumidityof50to ' mlcapacityshallbeused, , (2)0'350'300'250'150'100'050'040'030'020 '01g(1) '-Thebalanceshallconformtothefollowingre quirements:Onbalancein use,thepermissiblevariationataloadofI000 gshallbeplusorminus1' itwithcementpasteformedbygaugingcementwi th0' [seeIS: 4031(Part4)-1988*].Thepasteshallbegauged inthemannerandundertheconditionsprescrib edinIS: 4031(Part4 )-1988*,takingcaretokeeptheedgesofthemou ldgentlytogetherwhile Moulds-Mouldsof25X25mmsizeand282mmintern allengthandotheraccessoriesconformingtoI S:10086-1982*. besuchthatwithmaximumload(waterplusspeci mens)thepressureofthesaturatedsteaminthe autoclavemayberaised-Methodsofphysicalte stsforhydrualiccement:Part4 Determinationofconsistencyofstandardceme ntpaste(fir'rellision). Specificationformouldsfor use in toagaugepressureof2'1 MPaortoanabsolutepressureofabout2'2 MPa, '1 0'1 MPacorrespondingtoatemperatureof215'7 1'7 C,Theautoclaveshallbedesignedtopermitthe pressuretodropfrom2'1 MPatolessthan0'07 MPainonehouraftertheheatsupplyhasbeenshu toff,Itshallbeequippedwithaventvalvefora llowingtheescapeofairduringtheearlyparto ftheheatingperiodandforreleasinganysteam pressureremainingattheendoftheone-hourco olingperiod,Thepressuregaugeshallhaveano minaldialdiameterof115mmandshallbegradua tedfrom0 to 4'1 MPawithscaledivisionofnotmorethan0' '02 MPaattheoperatingpressureof2' :9459-1980 , ,thestainlesssteelornon-corrodingmetalre ferenceinsertswithknurlheadsshallbe settoobtainaneffectivegaugelengthof250mm , gofcement,mixedwithsufficientwatertogive apasteofstandardconsistency.

5 ,thetestspecimensshallbemouldedinoneortw olayers,eachlayerbeingcompactedwiththeth umborforefingerbypressingthepasteintothe corners,aroundthereferenceinserts, ,thepasteshallbecutoffflushwiththetopoft hemouldandthesurfacesmoothedwitha fewstrokesofthetrowel.:Duringtheoperatio nsofmixingandmoulding,thehandshallbeprot ectedbyrubbergloves, , itshallbeimmediatelyplacedin amoistclosetor h,theyshallbekeptinthemoistcloset ormoistroomuntiltested. Specificationforapparatusfor use inmeasurementoflengthchangeofhardenedcem entpaste, :4031(Part3J thaftermoulding,thespeci-mensshall beremovedfromthemoistatmos-phere,measure dforlength, ; ,theventvalveshallbeleftopenuntilsteambe ginstoescape( ), willbringthegaugepressureofthesteamto2'1 MPain '1 O'lMPapressureshallbemaintainedfor3 h. Attheendof3hoursperiod,theheatsupplyshal lbeshutoffandtheautoclavecooledataratesu chthatthepressurewillbelessthan0'1 MPaattheendofthehour,andanypressureremai ningshallbe ,thetemperatureofwhichisabove90 thenbecooledatauniformratebyaddingcoldwa tersolthatthetemperatureofthewatershallb eloweredto 27 2 C in 2 C in 15minwhenthespecimensshallbesurface-drie dandtheirlengthsmeasuredagain, ' , welltoleavethepressuregaugetested,butina nyeventthermometershallalwaysbeusedtoget herwiththepressuregauge,so set so as torelievethepressureatabout6 to 10percent IS :4031(Part3).)

6 1988abovethemaximumof2"1 MPaspecified, ' ,eitherwithagauge-testingdeviceor byadjustingtheautomaticcontrolsso as toallowtheautoclavetoreachapressureofabo ut2'3 MPaatwhichpressurethesafetyvalveshalleit heropenor ,in one casetheautomaticcontrolhadfailed,thesafe tyvalvehadstuck,andthegaugehand,whichatf irstglanceappearedto beataboutzero,hadreallypassedthemaximumg raduationandhadcometo stop ,thenofanunknownmagnitude, ,thelidshallbe use,thereturnofthegaugehandtotheinitialr estorstartingpointdoesnotnecessarilyindi catezeropressurewithintheautoclave; '01percentoftheeffectivegaugelengthwhich isthelengthbetweentheinnermostpointsofth emetalinsertsused (negativeexpansion) , ,spreadoutthesampleinalayerof75mmthickne ssandstoreit for 7daysinanatmospheremaintai-nedat27 2 Candrelativehumidityof50to BureauofIndianStandardsBIS is astatutoryinstitutionestablishedunderthe BureauofIndianStandardsAct,1986 topromoteharmoniousdevelopmentoftheactiv itiesofstandardization,markingandquality certificationofgoodsand attending to connected matters in the has thecopyrightofall its publications.

7 No partofthese publications may bereproducedin any formwithoutthepriorpermissioninwritingof B1S. This does notprecludethe free use, in thecourseofimplementingthestandard,ofnec essarydetails, such assymbolsand sizes, type or relating tocopyrightbe addressed to the Director (Publications), issued to standards as the need arises on the basis-of comments. Standards are also reviewedperiodically;astandardalong with amendments is reaffirmed when such review indicates that no changes areneeded;ifthe review indicates that changes are needed, it is taken up for revision. UsersofIndian Standardsshould ascertain that they are in possessionofthe latest amendments or edition by referring to the latest issueof'BISC atalogue'and'Standards:MonthlyAdditions' .This Indian Standard has been developed from Doc': No. BDC 2 (4139)AmendmentsIssuedSincePublicationAm end AffectedBUREAU OF INDIAN STANDARDSH eadquarters:Manak Bhavan, 9 Bahadur Shah Zafar Marg, New Delhi110002 Telephones:23230131,23233375,23239402 Telegrams:Manaksanstha(Common to all offices)Regional Offices :Central : Manak Bhavan, 9 Bahadur Shah Zafar Marg.

8 NEW DELHI 110 002: Campus, IV Cross Road, CHENNAI600113: SCO 335-336, Sector 34-A, CHANDIGARH160022: 1/14 Scheme VII M, Road, KankurgachiKOLKATA 700 054 Telephone{2323761723233841{233784 99,2337856123378626,23379120{260 38 432609285{2L541216,2254144222542519,2254 2315: Manakalaya, E9 MlDC, Marol, Andheri (East){283292 95, 2832 78 58 MUMBAI 400 09328327891,28327892 AHMEDABAD. BANGALORE. BHOPAL. BHUBANESHWAR. COIMBATORE. PATNA. PUNE. RAJKOT. THIRUVANANTHAPURAM. :SouthernEasternNorthernPnntedatPrabhatO ffset Press, NewDelhi-2 AMENDMENT NO. 2 JUNE 2013 TO IS 4031 (Part 3) : 1988 Methods OF physical tests FOR hydraulic cement PART 3 DETERMINATION OF SOUNDNESS ( First Revision ) (Page 1, clause , line 4) Substitute not less than 65 percent for 65 5 percent . (CED 2) Reprography Unit, BIS, New Delhi, India}}}}}