IS 14735: Unplasticized Polyvinyl Chloride (UPVC) Injection Moulded Fittings for Soil and Waste Discharge System for Inside and Outside Buildings Including Ventilation and Rain Water System -

19 Pages·1999·1.4 MB·English

by  Bureau of Indian Standards

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timely dissemination of this information in an accurate manner to the public.
“जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ”
Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 14735 (1999): Unplasticized Polyvinyl Chloride (UPVC)
Injection Moulded Fittings for Soil and Waste Discharge
System for Inside and Outside Buildings Including
Ventilation and Rain Water System - [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”

REAFFIRMED 2009
IS 14735: 1999

i
1 •
~~-~
Indian Standard
UNPLASTICIZED POLYVINYL CHLORIDE (UPVC)
INJECTION MOULDED FITTINGS FOR SOIL AND
WASTE DISCHARGE SYSTEM FOR INSIDE AND
OUTSIDE BUILDINGS INCLUDING VENTILATION
AND RAIN WATER SYSTEM — SPECIFICATION
ICS 83.140.30
© BIS1999
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
November 1999 PriceGroup6
AMENDMENT NO. 1 APRIL 2004
TO
IS 14735: 1999 UNPLASTICIZEDPOLYVINYL
CHLORIDE (UPVC) INJECTIONMOULDEDFITTINGS
FORSOIL ANDWASTE DISCHARGESYSTEMFOR
INSIDE ANDOUTSIDEBUILDINGS INCLUDING
VENTILATION ANDRAIN WATERSYSTEM
.SPECIFICATION
(Foreword)- Insertfollowingnewparaattheendofsecondpara:
'In viewofoverallscenarioinIndia, aminimum2.5percentoftitaniumdioxide
is considered necessary to beincluded in the materialcomposition of UPVC
pipesinorder to safeguardits quality. Usually 4.5 percentof titanium dioxide
wasrecommended. However,detailedstudiescarriedoutindevelopedcountries
on weatheringbehaviourof UPVCpipeshadshownthatat2.5percenttitanium
dioxide, sufficient opacity and UV absorption is provided. Beyond this
percentageoftitanium dioxide,no benefitisgainedinretention ofgloss,colour
andmechanicalpropertiessuchasyieldstressandelongationatbreak.
t
(CEDSO)
RepropaphyUnit,BIS.NewDeIbi,Jodia
AMENDMENT NO.2 MARCH 2006
TO
IS 14735: 1999 UNPLASTICIZED POLYVINYL
CHLORIDE (UPVC) INJECTION MOULDED FITTINGS
FORSOIL AND WASTE DISCHARGE SYSTEMFOR
INSIDE AND OUTSIDE BUILDINGS INCLUDING
VENTILATION AND RAIN WATER SYSTEM
SPECIFICATION
[Foreword(seealsoAmendmentNo.1)]- Insertthefollowingatthe
endofsecondpara: .
'Thesefittingscanalsobeusedforrainwaterharvestingsystems.'
(CEDSO)
ReprolPphyUnit.DIS,NowDelhi,India
PlasticPiping SystemSectionalCommittee.CEO50
FOREWORD
This Indian Standard wasadopted by the Bureauof IndianStandards. after the draft finalized by the Plastic
PipingSystem SectionalCommitteehadbeenapprovedbytheCivilEngineeringDivisionCouncil.
Thisstandardhasbeenformulatedinkeepingwiththepracticeofformulatingseparatestandards forpipesand
theircorresponding fittings.as inthecaseofUPVCpipesforpotablewatersupplies.
Inthe formulationof thisstandard. assistancehasbeenderived fromthe following International Standards:
a) ISO/DIS3633 : 1995 Unplasticized polyvinyl chloride (PVC-u) pipes and fittings for soil and
(prEN 1329-Parl1& waste discharge (low and high temperature) systems inside buildings
Part 3) Specification
b) ISO 8283-1-1991 Plasticpipesandfittings- Dimensionsofsocketsandspigotsfordischarge
systemsinsidebuildings- Part1Unplasticizedpolyvinylchloride(PVC-u)
andchlorinatedpolyvinylchloride(PVC-c)
ThecompositionofthetechnicalcommitteeresponsiblefortheformulationofthisstandardisgivenatAnnexF.
Forthepurposeofdeciding whetheraparticularrequirementofthisstandardiscomplied with.thefinalvalue.
observedorcalculated,expressingtheresultofatestoranalysis.shallberoundedoffinaccordancewithIS2:
1960 'Rules for rounding off numerical values (revised)'. The number of significant places retained in the
roundedoff valueshould bethe same as that of thespecified valueinthisstandard.
IS14735:1999
Indian Standard
UNPLASTICIZED POLYVINYL CHLORIDE (UPVC)
INJECTION MOULDED FITIINGS FORSOIL AND
WASTE DISCHARGE SYSTEM FORINSIDE AND
OUTSIDE BUILDINGS INCLUDING VENTILATION
AND RAIN WATER SYSTEM - SPECIFICATION
1SCOPE a) Tee(87.5°),Wye(45°)single,double(cross)
orreducing,withorwithoutinspectiondoors;
This standard covers the requirements for
b) Bend,withorwithoutinspectiondoors(87.5,
Unplasticized Polyvinyl Chloride(UPVC)injection
4S and22°);
moulded fittingsforjointingwithsolventcementor
elastomeric sealingring to the UPVCpipesforsoil c) Reducer;
and waste discharge system for inside and outside d) Coupler;
buildingsincludingventilationandrainwatersystem e) Socketplug;
coveredinIS 13592. o
Cleansing pipe;
g) Adaptor(forconnectingUPYCpipestoother
2 NORMATIVE REFERENCES
materials);
The followingIndian Standardscontain provisions
h) Ventcowl;
which through reference in this text constitute
j) Pipeclip;and
provisionofthisstandard. Atthetimeofpublication,
k) Waste trap withstrainer (Nahani trap with
theeditionsindicatedwerevalid. Allstandards are
subjecttorevisionandpartiestoagreementsbasedon jali).
this standard are encouraged to investigate the
4 SIZE DESIGNATION
possibilityofapplyingthemostrecenteditionsofthe
standards indicatedbelow: The sizes of the fittings shall be designatedby the
diameters of their sockets. The nominal inside
ISNo. Title
diameterofthesocketsofthefittingsshallcorrespond
1070: 1992 Reagentgradewater- Specification
to the nominal outsidediametersof thepipesgiven
(thirdrevision)
inIS 13592.
4905: 1968 Methods forrandom sampling
5382 : 1985 Specificationforrubbersealingrings 5 COLOUROFFIITINGS
for gas mains, water mains and
sewers(first revision) Colouroffittingsshallbe uniformdarkshadeofgrey.
6307: 1985 Specification for rigidPVCsheets
6 MATERIALS
(first revision)
7834(Part1): Specification forinjection moulded 6.1 Thematerialsfromwhichthefittingsareproduced
"1987 PVC fittings with solvent cement shallconsistessentiallyofpolyvinylchloride,towhich
joints for water supplies: Part 1 maybe addedonlythoseadditivesthatareneeded to
Generalrequirements(firstrevision) facilitatethemanufactureofsoundanddurablefittings
12235 Methods of test for unplasticized of good surface finish, mechanical strength and
PVCpipesforpotablewatersupplies: opacity underconditions of use,togetherwithsuch
(Part6): 1986 Stressrelieftest pigments as are necessary to meetthe requirements
(Part7) : 1986 Resistance tosulphuric acid ofS.Noneoftheseadditivesshallbe used separately
13592 : 1992 Specification for UPVCpipes for or together in quantities sufficient to impair the
soilandwaste discharge systemin chemical andphysical properties,ofthefittings. The
sidebuildings including ventilation material shallcontainsufficientquantityof titanium
andrainwatersystem dioxidetomeettherequirements asspecifiedin 14.
3 TYPESOFFIITINGS 6.2The addition of the manufacturer's ownclean
rework material producedduring manufactureand
Fittingsshallbeofoneofthefollowing types:
work testing, complying with this standard is
1814735: I",
permilliWeupto10percent.Nootherrework~er;ial
shallbessed. '
7 DIMENSIONS
7.1 W.Tldek...
'.fCket.· ,
Wanthicknelsos at ~ plain ends ~d It
ofltieIIinpshillbe• P...TIhiet.
Tallie1 W.TIaIcDeII
.
· ~~a: ; :.. .....
.~ WII,TIIIIIIMIi . '~'-:'.,':'"..:::...","' ,•.... " g;,~
N.......... At'"I"
• TI
DN .
,
MI" Ala
0,
mrn nun mill nun mm -4---'----
r
(I) (2) (3) (4,) (5) (6)
i) 40 3.2 3.8 2.' 2.4
ii) 50 3.2 3.8 2.9 2.4
iii) 63 3.2 3.8 2.9 2.4 .......
iv) 75 3.2 3.8 2.9 2.4
,
v) 90 3.2 3.8 2.9 2.4 51 NeBlID8I Seeket Mel.IDllde M•••o.u.d.
vi) 118 3.2 3.8 2.9 2.4 He.D1a.eter Dept. ot••eter01
seek.,ItMIcIPoIltt Spit..p.......
vii) 125 3.2 3.8 2.9 2.4
viii) 140 3.6 4.2 3.2 2.7 DN . " D, D2
, , ..... ,
ix) 160 4.0 4.6 3.6 3.0 Milt Mu Ali" Alta
NOTE- PorbollasolventcementfittinlSIIMIrin....fi_p. nvn 111M 118 mm l1l'i1 nun
reductionof5percentafthewallthickMumultinlfromCOle (I) (2) (3) (4) (5) (6) (7)
shifti..itpermitted.Insuch.cue.theavera.eortwoeppolite
i) 40 26.0 40.1 40.3 ~.O 40.3
willtlrickneuesMallNequaltoorexceedthevaluesJivenin
Ii) SO 30.0 50.1 50.3 50.0 50.3
dai.tattle.
iii) 63 36.0 63.1 63.3 63.0 63.3
Iv) 75 40.0 75.1 75.3 75.0 75.3
7.2 SeeketDI....I••• v) 90 46.0 90.1 90.3 90.0 90.3
vi) 110 48.0 110.1 110.4 110.0 ItO.4
Dimensionsofsliding'socket andgroovedsocketsof
vii) 125 51.0 125.1 125.4 125.0 125.4
fittings shall beas given in Table 2 and Table 3 viii) 140 54.0 140.2 140.5 140.0 140.5
respectively. ix) 160 58.0 160.2 . 160.5 160.0 160.5
NOTES
Thegrooveforrubberringsocketcanbeanintegral'
I Themeanintemaldiameterofthesocketportionofthefinina
part of the moulded fitting or can be formed by isdefllleCl IIbeiIathearithmetic.~meanofthetwodiameten
assemblyof sliding socketedmoulded fittinl with measuredat9()0SOeachotheratthemidpointofthesocketlenlth
anothermouldedcomponentsuchu rinasealadaptor. usingthesamecross-seelio...Theinsidediameterofthesocket
maybedecreasedfrommouthtoroot:forsizesupto75mmthe
The overall dimensions shall conform to those in
• totaj inclu4ed ani'e ofthe tapershaU notexceed0 degree
Table3,forgroovedsocketsasabove.
40miftutes.anflforsizes9tmmandHovethetotalincluded
anale
7.2.1 Out-ol-Round"." Toleranca ofSocketIMide ofth.....shallllOtexceedGdeane30minutes.
2 OnlythemanufacblNrofthefittinpisequippedtomeasure
Diameters
thelOCketinsidediameter. Sincethesocketlenathiaaminimum
Themaximumout-of-roURdnesstolerance(maximum only(notoleranceisliventothisdimension),itisnotpractical.
otherdianforthe.....fIctw'Ir.toestablilhtheexactpositionof
diameter- minimum diameter) shall bewith,n0.7 themi4-poiMofthesoc:ket. HeCDtherefore.tooluptomeasure
percentofthenominal diameterDN. hi'ownfinialbutsuclaequipmentwillnotnecessarilylivethe
correctfipreafor.fittin.orothermanufacturer!
7.1.1Meaninsidediameterofsocketshallbeequalto
3Thelenathoftileplainendofthefittinashallnotbeleuthan
the meanoutsidediameterof the pipe of the same thedepthoCtilesocketforthecorreapondin.lize.
size.
7.4 Chamfer
7.3DlmenlloDIfor WasteTrap(NahaalTnp)
The spigotendsoffittings shall bechamfered to an
Dimensionsofwastetrap(nahanttrap)shallbegiven angleof15°:1:)°,totheaxisofthepipe.
below:
8SEALINGRINGS
Maximumdiameterofrim of • 135.0nun
bowl Sealing rings shall be made of elastomers as

2
IS14735: 1999
au
T....:9 Seeket· SpIpC........·fer_ sealFlttlals
(CIslU" 7.2QIId8)
41
02
I
GROOVED SOCKET......
sa N...... Me••I.....MDIIad.,....•.•r Le.....of Neckel LeB.da.yoad M•••Olltald,e.0r1d.•.•..r
No. DIa.... .fSeeket.. ......Neek Secket .fs,••t
liN D. A B C Dz
, ,
r A. At "
Min Max Ala Min Min Min Ma
rrm mm rom nun mm nun mm mm
(I) (2) (3) (4) (S) (6) (7) (8) (9)
i) 40 40.1 41.1 18 5 18 40.0 40.3
ii) SO 50.1 51.1 18 5 20 50.0 50.3
iii) 63 6~.1 64.1 18 5 23 63.0 63.3
iv) 75 75.1 76.2 20 5 25 75.0 75.3
v) 90 90.1 91.2 23 5 28 90.0 90.3
vi) 110 110.1 111.3 26 6 32 110.0 110.4
vii) 125 125.1 126.4 28 7 35 125.0 125.4
viii) 140 140.2 141.4 30 8 38 140.0 140.5
ix) 160 160.2 161.5 32 9 42 160.0 160.5
NOTE- TheminimumdimensionsD,inthistableforgroovedsocketsshallbemaintainecllll11eu thatofslidio.sockets(D.)inTable2.
specified inIS5382,havingIRHDhardnessofSO±5. shallbesuppliedcompletewithrubbersealingrings
Thesealingringshallhavenodetrimental effecton andwhenapplicable, ringsealadaptors.
the properties of the fittingand shallnot causethe
11.2Seeket alUlSpl.otC••Oluratlolll
test assemblyto fail.The widthof thesealingring
shallbe compatiblewiththegrooveinthesocket. Afittingshallhaveanyofthefollowingconfigurations
ofsocketand spigot:
Components, forexample, ringsealadaptors usedto
retainthe sealingrings, shall complywithrequire a) Asolventcementtypeofsocketateachend
mentsapplicabletofittingsandassemblies, thatis,as ofthefitting;
inTable3. b) A rubberringtype ofsocketateachend of
the fitting; .
, MANUFACTURE
c) Asolventcementtype socketatoneortwo
Fittings shall be manufactured by the injection ends,andaspigotattheotherend,orateach
mouldingprocessexceptthatfittingswithaccessdoors of the other ends <as applicable) of the
maybesubjectedto postmouldingfabrication atthe fitting;
manufacturer's premises. No fitting shall be fully
d) A robberringtype of socketat oneor two
prefabricated,
ends,andaspigotattheotherend,orateach
of the other ends (as applicable) of the
10 WORKMANSHIP
fitting; and
Boththeinnerandoutersurfacesof thefitting shall
I) Asolvent cementtype socketatoneortwo
becleanlyfinished, smoothandfreefromgrooving,
ends, and a rubber ring type socket at the
blisteringor otherdeleterious defects,whenviewed
other end or at each of the other ends (as
withoutmagnification. Eachendof the tittingshall
applicable) ofthefitting.
befreefromchipsandroughedges,andshallbesquare
totheaxisoftheapproximate line. 11.3Aceess Ope_DII
Whensorequired, fittings shall'besupplied withan
11 DESIGN REQUIREMENTS
accessopening,with threadedcaps. Dimensions of
11.1Socketsoffittinpshallbeeitherofsolventcement
tYPe. accessopeningsshallbeasperTable4.
type orrubberring Rubberringsocketfittings
3