IS 9271: Unplasticized Polyvinyl Chloride (UPVC) Single Wall Corrugated Pipes for Drainage -

2004·1.1 MB·English

by  Bureau of Indian Standards

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“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 9271 (2004): Unplasticized Polyvinyl Chloride (UPVC)
Single Wall Corrugated Pipes for Drainage - [CED 50:
Plastic Piping System]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
Bhartṛhari—Nītiśatakam
“Knowledge is such a treasure which cannot be stolen”

IS 9271 : 2004
Reaffirmed 2009
)
Indian Standard
UNPLASTICIZED POLYVINYL CHLORIDE
(UPVC) SINGLE WALL CORRUGATED PIPES
FOR DRAINAGE — SPECIFICATION
( First Revision)
ICS 23.040.20; 65.060.35
BIS 2004
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
July 2004 PriceGroup 5
AMENDMENT NO. I NOVEMBER 2005
TO
IS 9271: 2004 UNPLASTICIZED POLYVINYL
CHLORIDE(UPVCj SINGLEWALLCORRUGATED
PIPESFORDRAINAGE - SPECIFICAnON
(F"u.;.;tRevision)
(Page2,clause5.1.3,line2)- Add'64'after'Kcvalueof'
(Page6.clause B-2)- Substitute'IhatO± lOC'fur<24hat woe'
(Page6,clauseB-4.t. firstlme )- Scoscune'1 h'for '24-h'
(CEDSO)
ReprcgraphyUmt, BIS. NewDeihl, [ndla
PlasticPipingSystemsSectionalCommittee,eED50
FOREWORD
ThisIndianStandard(FirstRevision)wasadoptedby the BureauofIndianStandards,afterthe draftfinalized
by the Plastic PIping Systems SectIonal Committee had been approved by the Civil Engineenng DIVI~lon
Council.
Different types ofptasnc pipes have been In use In ttns country for potable water supphe.., elecmcat and
telephoneconduits,ramwaterguuerandagriculture purpo.ses Forpotablewatersupplies followmgstandards
havealreadybeenpublished
tss». Tale
3076. 1985 Specrficauonfor low densitypolyethylenepipesfor watersupplies(secondrevision)
4984 1995 Specrficauon (or highdensitypolyethylenepipesforwatersupplies(fourthreVISion)
4985 .20()O UnplasnctzedPVCpipesforpotablewatersupplies- Specification(thirdrevISion)
Plasticpipeshave beenfound tohaveusefulapphcanon Inthe followmgdramagesystems
11) Undergroundirnguuonpipes,
b) Sprinklerirrigationsystem.
c) LJfIrrngauon,
d) Dnpor tnckle rmgauon.and
e) Sub-surfacefanndrainage
Thesimplesystemofsub-surfacedrainageconsistsofcorrugatedperforatedandnon-perforateddrampipelines
placedatsuuablespacinganddepth belowgroundon aslopetowardsthe outletor collector Thewaterenters
the ptpehnesthroughtheperforationsandflowstowardstheoutletandISearnedawayundergravrtanonalflow.
HDPEprpes,smoothwall PVCpipesand PVCcorrugatedpipesdue10 theirdifferent mntenalcharacrensuc
andfunctionalproperueshavedifferentapphcabtlny.
PVC smooth wallcorrugated prpeshave mam apphcauonfor uansrrussronofwaterWith pressureandcable
ducung, HOPE pipes for conveyanceofwater, fhnd. etc.underpressureandcableducung PVC Single wall
corrugated pipes have been found suitable for drainage and for removal of excess water from surface,
sub-surface,Inagriculturalfields,farms,sportsfield,highwaysandroad.canals.etc,undergravueuonalIlow
Inthe preparationofthisstandard,assistancehasbeendenvedfromthe followingInternationalStandardsWith
suitable modificauon wherever fell necessary keeping in view the climauc, soli and wcrkmg condnion
prevarhnginthe country-
BS 4962. 1989 PlasucpipeSandfittingsfor useassub-soilfielddrams
AS 2439(Part J). 1981 Perforatedplasncsdrainageandeffluentprpeand.Iitungs Part 1Perforated
drainageprpeandassociatedfitungs
Forthe purposeofdeciding whetheraparticularrequirementofthe standardIScompliedWiththe final value,
observed or calculatedexpressingthe result of a test or analysis shanbe roundedoffmaccordanceWith
IS2 : 1960 'Rulesforroundingoffnumericalvalues(revised)'. ThenumberofSignificantplacesretainedIn
the roundedofTvalueshouldbe the sameasthatofthespecifiedvaluesinthisstandard
IS 9271 :2004
Indian Standard
UNPLASTICIZED POLYVINYL CHLORIDE
(UPVC) SINGLE WALL CORRUGATED PIPES
FOR DRAINAGE - SPECIFICATION
(First Revision)
I SCOPE 3.1 NominalOutsideDiameter(db).IS(hespecified
Thisstandardspecifiesthe reqturementsandmethods nominaloutsidediameter,Inmilhmetresassignedtoa
nomanalSIZe
of tests of unplasticrzed PVC corrugated
perforated/non-perforated pipes designed for use In 3.2 Perforations,aretheslots/operungsmadeInthe
under-drainageofsurfaceandsub-surfaceland/farms. pipefor lettmg the watermtcthe pipe.
canal. highways. roads. sports fields, burldmg
foundation,constructionSites,Interceptordrainage,In 3.3 Corrugation, IS the desrgn ofthe profile of the
pipe.
fields/farms, mrercepnng canal seepage and under
drainageofhoedcanalsetc 3.4 Pipe Stirrness (PS) - The value obtained by
dividmg the force perunit lengthofspecimen by the
2 REFERENCFS
resulnngdeflection10thesameUnitsatthe prescribed
Thestandardlistedbelow contam provisions, which percentagedeflection.
throughreferencemthistext,constituteprovisionsof
3.5 WaterInletArelll - The perforated portionof
tlus standard. At the timeofpublrcanon, the edmons
mdrcated were vahd All standards are subject to the pipeneededto let thewater10
revisions and panics to agreements based on thts 3.6 Sub-sur-Iaee Drainage - Sub-surface IS
standardareencouragedtoInvestigatethe POSSibility drainageworkdonebelowthe surface.
ofapplying the mostrecentedmonsofthestandards
3.7PipeDeRection- Theratioofthe deflectionin
mdrcatedbelow'
pipe inside diameter to the initial inside diameter
ISNo Title expressed as the percentage of the nunal msrde
diameter
4558 1995 Specificationforunderdramageof
3.8 ~y~Measuredchangeorthemsmedrarneterin
huedcanals
thedirectionofload applicanonexpressed.Inmm.
4669 1968 Methods of test for polyvmyl
chlonderesm 3.9 PipeSignificantEvents
4905: 1968 Methodsforrandomsampling
3.9.1 LmerCrackingorCra;:tng- The occurrence
4985 2000 Specrfrcauon for un-plasncrzed
PVC pipes fur potable watersup ofabreakornetworkoffine breaks10thelmervisible
tothe unaidedeye.
phes
10151 . 1982 Spectftcatton for polyvmyl 3.9.2 WallCracking- TheoccurrenceofabreakIn
chlonde (PVC) andItscopolymer thepipewall Visibletotheunaidedeye
for Its safe use tn contact with
foodstuff pharrnuceuucals and 3.9.3Rupture - Acrack.ofbreak.extendmgentirely
drmkmg water orpartlythroughthepipewall
13360(Part3I Methodsoftestingforplasucs:Part
4 NOTATIONS
Sec 1).1995 3Physicalanddimensionalproper
nes. Secuon I Determination of Thefullowmgnotanons(symbols)shall apply mthis
densityandrelativedensityofnon standard'
cellularplasuc do nominaloutsidediameter
3 TERMINOLOGY PS pipestiffness
E elongationofthe pipe
3.0 For the purpose of tlus standard. the following F load
defirunonsshallapply. d. mside diameter
IS9271 :2004
5 MATERIAL 7 DIMENSIONSANDTOLERANCE
S.l The pipes shall be produced from material The nominal outsidediameter and tolerances ofthe
consisting substantially of polyvinyl chlonde corrugatedpipesshallbeasper Table I.
conforming10IS 10151 to which may beaddedonly
thoseadditivesasareneededtofacilitatemanufacturer Table1 DImensionsofCorrugatedSingle
ofsoundpipewith surfacefinish,mechanicalstrength WallPipe
Inordertoconditionofuse. Noneof theseadditives (Clause7)
ssuhfafHicibeentutosecdonssetpitaurtaetetolyxicorhatzoagredthoerrmIDateqruiaalnlytittoy N5.'. DNioanmdeDtaeIrOoruPbitpdees. Tolenoa«s rnaImmketleeror
impair the fabrication, chemical and physrcal do mm Pipes.d.
properuesofthe pipe. (I) (2) (3) (4)
r] 80 ±05 72
S.t.t Upto 10percentadditionofthe manufacturers u) 100 ±O5 88
own reworkmaterialproducedduringthemanufacture Ill) us +05 112
and testingofpipes,complying With the standard IS >V\ 160 +05 144
pertmssible -10
v) 200 .05 178
5.1.2 The rnaterral used shall be resistant 10 the - I0
chemicalsnormallypresentinthesub-soilandground v<) 294 .05 2>8
water Dueto strongultra-violetrays present In the - I0
intense sunlight under Indian conditions, the VII) 355 ±IO 315
compound used for manufacturing drarnage pipe \;m) 455 ±I0 401
shouldcontamultra-violetstabrhzer.
7.1.1 MeasuremenlofDimen:..wns
5.1.3 Thecomposiuon shall be based on pvC resm
having a Kvvalue of or greater when tested In The dimensions shown In Fig I shall be measured
usmginstrumentsasgrven below'
accordancewithIS 4669
Normnaloutsidediameter(dn) By pietape
6 TYPES
Insidediameter By boregauge
For the purpose of thrs standard, the srngte wall Perforationlength By verniercallipers
corrugated pipes shall be of perforated or
Perforationwidth By fillergauge
non-perforatedtypes.
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CORRUGATIONS
FlG. 1 MEASUREMENTSOFDIMENSIONS
2
IS9271 :2004
7.2 WanThick...... 8.2 DeDSity
Thewall thickness of pipes shall be such thatpipes Whentestedin accordance with ]S 13360 (Part3/
shallmeetthe physicalrequirementgrvenin8. Sec I),the densi~ofthepipeshall bebetween 1.40
and 1.46gmIcm .
7.3 Leogth
swrness
8.3 Pipe
Unless otherwise specified corrugated pipes up to
160mmnominaloutsidediametershallbesupplied.in Thestiffnessoifnthepipe,whentestedinaccordancewi...
coilsoflength30.50.7S or100as agreedtobetween methodgiven AnnexA, shall beasgrveninTable3.
the manufacturerandthebuyer. Thesecoilsoflength swr......
Table3 RequirementforMinlmum
maybeachievedbyJoiningmaximumofthreepieces
(Clause8.3)
bymeansofcouplers.Thelengthshallnotbelessthan
99 percent of the stated quantity. Nominal outside 51 MbdmumSIlIfnessRequlftldlit
diameterabove 160mm may be supphed in straight N~
lengths of 6 m or as agreed to between the 5%Deflection ~O%Deflection•
manufacturerandthebuyer. kPa kPa
(I) (2) (3) (4)
7.4 PerforationRequiremenl I) 80 210 In
II) 100 210 175
7.4.1 The perforanon shall be in the valley of the Iii) 125 210 115
corrugations. The longer dimensions of the IV) 160 2.50 210
perforations shall be along the circumstance ofthe v) 200 2.50 210
VI) 294 230 210
pipe Theresh.allbemaximum8rowsofperforations. '1(11) 355 250 210
Eachrowshallcontainenoughperforationstocomply VIii) 455 250 210
With the requirement of Table 2 for each size NOTE _ Foe highways/roads, dfllinagc applications, the
Perforation size and water mlet areashall be as per ITIIDlmwnsuffncssshouldbe1.6amesIhc:above
Table2.Perforationsshouldnotbemadebypunchmg
8.4 ImpactStrengthatDOC
method.
When testedin accordancewiththe methodgivenin
Table2 Size ofPerforationsandWater Annex8 the pipeshallnot showthesign offracture,
InletArea cracking,rupture,orsplItting.
(Clause7.4.1) 8.5 ElongationTest
51 NuminalOutside WaterInlet f'erloradOD PerfOl'llllou When testedm accordanceWith the methodgiven in
N~ Diameter.d.. A.... SizeWidth SizeLength Annex C, pipes shall not elongate more than 7.5
mm cm2fm mm mm percent
(I) (2) (3) (4) (5)
8.6 BeDdIngTest
r) 80 ~18 "2 ~I.S
"j '00 zzt <2 s15 Whentestedin accordanceWiththe methodgiventn
Sn
m) Above\00 ':::!11 "3 Annex. D there shall be no evidence of splitting or
crackmg.
2/m
7.4..2 The maximumin flow areashall be 80 cm
8.7 Joints
lengthofpipeofall diameters.
ThetypeandsizeofJointsshallbeaspertheagreement
7A.3 Theheight of corrugationshouldbe between
between the buyers and the sellers. The strength of
8to 13percentofnominaloutsidediameter(do). jomtsshallbe testedinaccordancewithAnnexE.
8 PHYSICALREQUIREMENTS
9 SCALEOFSAMPLING
8.1 Visual Appearance, Workmanship and
9.1 Lot
Fi0i5b
8.1.1 The colour of the pipes shaJI be light grey. 9.1.1 Inasingleconsignment, all the drainagepipes
Slight variation in the appearance ofthe colour are of"the same type. same size. same length and
permitted. manufacturedundersimilarconditJonsofmanufacture
shallconstituteofa lot.
8.1.2 The pipe shall be homogeneous throughout,
essenually uniform in colour, density and other 9.1.2 Forascertainmgtheconformityofthelottothe
properties. The Inside and outside surface shall be requrrernents ofdie specifications, samples shall be
smooth and free of sticky material. The pipewall testedfromeachlot separately
shall be freeofcracks, holes, blisters,VOids.foreign 9.1.3 Thenumberofpipestobe selectedfromthe lot
inclusionorotherdefectsthatarevtsrbletothe naked shall depend on the size of the 101 and shall be in
eyeandthatmay affectthewalltntegnty accordancewithTable4.
3
_.
IS9271 :2004
Table"ScaleofSamplinglorVfsualandDimensions
(Clauses9.1.3 and9.2.1)
SI LettadIoIP1pft18UteLot SJlmpteNo. SampJrSb:e Cllfllul.U"eSample A"""""'''''''
No. Size N~ N~
(I) (2) (3) (4) (5) (6) (7)
.j 1500 First 5 5 0 1
Second 5 10 1 2
nj 1501005000 Flrs[ 8 8 0 1
S«ODd 8 I. I 2
111) 5001 First 13 13 0 2
Second 11 26 J 2
9.1.3.1 These pipes shall be selected at random In Table5 ScaleorSampUngrorPipeSUft'ness,
ordertoensure the randomnessofselecnon IS 4905 Impact,Elongation,andBendingTest
may bereferred (Clause92.2)
9.2 NumberofTestandCriteriaforConronnity SI Leoath01PipesIntheLot SampleSize
No. m
9.2.1 The numberofpipes given forthefirstsample (I) (2) --(3),---
-,j-----_.
In col 3 ofTable 4 shall be taken from the lot and 1>00
exarruned for visual and dimensional requirements u] 1501105000 5
III) S001andabove 8
givenin7and 8.1,
'.2.2.1 Therequirednumberofprpesfoecarryingout
Pipes fatlmg to satisfy these requirements shall be
considered as defecuve. The lot shall be deemed to these tests should be selected at randomfromthe
havesatisfiedtheserequirements,tfthenumberoflhe 101.The 101 shall be considered to have met these
defectivesfoundinthefirstsampleislessthanorequal requirements,ifnofailureoccurs.otherwisenot.
to thecorrespondmgacceptancenumbergivenincol 9.2.3 The lot shall be declaredas confirming to the
5ofTable4. Thelot shallbedeemednot tohavemel requirements ofthe standard, If 9.2.1 and 9.2.2 are
theserequirements.Ifthe numberofrejectionsfound satisfied.
in the first sample IS greater than Of equal to the
correspondingrejection numbergiven incol 6ofthe 19 MARKING
Table4. 19.1 EachcoiVpipeshallbetaggedIindeliblymarked
withthe following:
Ifhoweverthenumberofdefectivesfoundinthefirst
sampleliesbetweenthecorrespondingacceptanceand a) Identrficauonandsourceofmanufacture;
rejectionnumberasgivenin col 5and 6 of Table4. b) Nommaloutsidediameterofthe pipe,Inmm;
thesecond sample of the size given m col 3ofthe c) PerforatedlNon-perforated;
Table 4 shall be taken and examined for these d) Length,in m; and
requirements. e) Barchnumberor101number.
The Jot 8hall be considered 10 have .satisfIed lhese 19.2 DISCertllkaliooMarking
requirements.ifthenumberofdefectivesfoundinthe
Each coil/pipe may also be marked/ragged with the
cumulative: sample is less than or equal to the
StandardMark.
corresponding acceptance numbergiven in col .5 of
Table4,otherwisenot. 10.2.1 TheuseoftheStandardMarkISgoverned by
theprovisionoftheBureauofIndianStandards Act,
9.2..2 Thelothavingbeenfound satisfactoryinvisual 1986andtheRulesandRegulationsmadethereunder.
anddimensionalrequirementsaccordingto9.2.1,shall The detailsofconditions, under which alicensefor
be furthertestedfor physicalrequirementsgivenIR8. the use of the Standard Mark may be granted to
Forthispurpose.thenumberoftestsforthe physical manufacturersorproducersmaybeobtainedfromthe
requirementsshallbeaccordingtoTable5. BureauofIndianStandards.
4