RUBBER EXPANSION JOINTS - · PDF fileApplication Areas and Purposes Ayvaz’s Rubber...

RUBBER EXPANSION JOINTS

www.ayvaz.com

Ayvaz’s rubber expansion joints are preferred in large variety of industrial ap-plications with their outstanding features likewise movement absorption in all

plates and great vibration damping abilities.

Application Areas and Purposes

Ayvaz’s Rubber Expansion joints are used in various areas such as;

• Mechanicalinstallationandmachineengineering.• Domesticwaterandliquidindustry.• Shipbuildingandmarineengineering.• Powerplantsandnuclearstations.• HVACapplications.

Mainpurposesofusingrubberexpansionjointsmaybeconsideredasfollows;

• Tocompensatethermalexpansionandcompression.• Toreducetensioninthepipelines.• Topreventnoiseandvibrationtoprotecttheconnectedsystems.• Tocompensateforground,andsettlementofespeciallythenewbuildings.• Toprovidepropersealingwiththeirelasticstructureswherethepipelinespassthroughwalls.

BellowMaterial SpecialSyntheticRubberNominalDiameter DN20(3/4”)-DN100(4”)OperatingPressure 16barOperatingTemperature Max.90°CConnectionTypes ThreadedConnectionMaterial CastIron

BellowMaterial SpecialSyntheticRubberNominalDiameter DN32(3/4”)-DN400(16”)OperatingPressure 16barOperatingTemperature Max.90°CConnectionTypesFloating FlangedFlangeMaterial DuctileIronGGG40.3 (Optionalcomposite)

• Ayvazrubberexpansionjointsprovideexcellentcompensatingfeaturesby theirhighlyratedrubberbellowswhichisconsistedofspecialsyntheticrubber,steelwire andnylonbraidfibre.• Theymaybeproducedwithflangeandthreadedconnections.• Theymayhavetwobellowedstructureinordertoabsorblargemovements.

Ayvaz’sRubberexpansionjointsaredesignedtocompensateaxial,lateral,angularandtransversemovementsatthesametime.

PRODUCT FEATURESLKA - 10DKK - 10

Design

RUBBER EXPANSION JOINTS

compression elongation angularmovement

transversemovement

RUBBER EXPANSION JOINT DKK-10

RUBBER EXPANSION JOINT LKA-10

d D

3 1 2

MaterialListPartNumber PartName Material

1 Bellow SpecialSyntheticRubber2 NylonBraidFibre SyntheticFibre3 ThreadedEnd CastIron(BSPorNPT)

DIMENSIONSDN D d Ødi L25 50 24,12 3/4" 20032 62 30,29 1" 20040 72 38,95 1¼" 20050 81 44,85 1½" 20065 93 56,66 2" 20080 111 72,23 2½" 240100 128 84,93 3" 240

MaterialListPartNumber PartName Material

1 Flange DuctileIronGGG40.32 SteelWire CarbonSteel3 Bellow SpecialSyntheticRubber4 NylonBraidFibre SyntheticFibre

3 4 1

2

DIMENSIONSDN ØD Øk Ødi L32 140 100 1¼" 10040 150 110 1½" 10050 165 125 2" 10065 185 145 2½" 10080 200 160 3" 100100 220 180 4" 100125 250 210 5" 120150 285 240 6" 120200 340 295 8" 120250 405 355 10" 130300 460 410 12" 130

16 +90°C3D

info@ayvaz.comwww.ayvaz.com

HEAD OFFICE - FACTORYAtatürkOrganizeSanayiBölgesiMustafaİnanCad.No:36Hadımköy/İstanbul

Tel:+902127710145(pbx)|Fax:+902127714727

UKRAINEАдрес:ул.В.Хвойки,21Киев–Украина,04655GSM:+380633080081GSM:+380674027785

Е-mail:ukraine@ayvaz.com

RUSSIAАдрес:127521г.Москва,14-ПроездМарьинойрощи,д.1А,корп.1Tel:+7(495)642-85-99GSM:+7(926)4202672Е-mail:ayvazrus@ayvaz.com

ITALYViaLamberti(ExAreaSaintGobain)

EdificioA4-81100CasertaRosarioMolaro

Tel:+3908231870193GSM:+393294328810

E-mail:rmolaro@ayvaz.com

1)Fortheinstallationofthejointstothepump,refertotherightillustrationandinstall.Whenthecheckvalveisinstalledbeforethejointsfromthepump,thereisapossibilityofsometroubleoccurrenceduetoaccu-mulationoffatiguebywaterheadpressureanddirectwaterhammerwhenthepumpstartsandstops.

2)Installthejointswithinallowablemovementsofelongation,compression,eccentricity,angularmove-ment,etc.

3)Whenthejointsareindisplacement,noteforthejointsnottotouchthestructureandequipment(espe-ciallysharpedges)neartheinstallation.

4)Takemeasurementandmakecenteringcorrectlynottoaddunnecessaryouterforce(compression,tension,torsion,etc.)whenconnectingthejointstothepipes.

5)Whenweldingorcuttingthepipesnearbyafter installation,protectthe jointswithacover(boardorcloth)fromsparks.Incaseofthepossibilityofheattransmission,takesomecountermeasureliketakingthejointsofffromthepipe,etc.

6)Wheninstallationtotheoutdoorpipes,makelaggingtothejointstopreventthejointsbodyaging.

Notes of Installation

Pump

Delivery

Reducer

Rubber Exp.Joint

Rubber Exp. Joint

Check Valve

Gate Valve

LaggingProtection Board or Cloth