Tuberías de PEX

TuberasdePEX

Tuberasnometlicas

DIPLOMATURA DE ESPECIALIZACIN INGENIERA DE PIPING

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QueselPEX?

PEXeslaabreviacindepolietilenoreticulado(CrossLinked Polyethylene)

Esununaformadepolmerotermoestableconenlacescruzados.

Esproducidoporusandopolietileno(PE)medianteunprocesodeextrusinenelcualsecruzanlosenlacesdelascadenasdelpolmero.

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MejoradelascaractersticasencomparacinconPE:

Mayorrendimientoaaltasybajastemperaturas

Resistenciaqumica Resistenciaaformacindegrietasporestrs

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MejoradelascaractersticasencomparacinconPE:

Resistenciaalcalor(Mximatemperaturade93C)

Resistenciaalafluencia Resistenciaalaabrasin

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TuberasdePEX

ExistentresmtodoscomercialesparacruzarlosenlacesdePEparalafabricacindetuberasdePEX.

LAnormaASTMF876recomiendaunporcentajeentre65y89%deenlacescruzadosparalafabricacindelPEX

Lostresmtodossoncapacesdeproducirproductosconpropiedadesequivalentes.

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TuberasdePEX

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MtodosdeproduccindePEX

Curadodesilano ohidrurodesilicio(SilanePEX):Seagreganinjertosdehidrurodesiliciojuntoconuncatalizadorconcentradodedurantelaextrusinyluegoseexponelatuberaahumedad.

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Curadodeperxido(Peroxide PEX):SEaplicanperxidosalatuberadurantelaextrusinoalfinalizarelproceso.

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Radiacin(Radiation PEX):SesometelatuberadePEaradiacingammaobeta.

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Fuente:http://www.specialchem4polymers.com/

Aplicacionesprincipales

Sistemasdedistribucinresidencialycomercialdeaguacalienteyfra

Sistemasresidencialesdeproteccincontraincendios

Sistemasdecalefaccin Sistemasparaderretirelhielo

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Tuberasdedistribucindeaguacalienteyfra

Tuberasdeconexinalradiadorparaaguacalienteyfra

Tuberasparaserviciodeaguapotable Tuberasparaaguaenfriada Aplicacionesespecializadasenlaindustriayenlaminera

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Fuente:http://www.heatinghelp.com/

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Fuente:http://pexcrimpingtools.com/

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Fuente:http://rogersbuild.com/

Fuente:http://www.builditsolar.com/

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Fuente:http://www.cashacme.com/

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Fuente:http://www.finehomebuilding.com/

NormaparasistemasdePEX

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ASTMF876 StandardSpecification for Crosslinked Polyethylene(PEX)Tubing

ASTMF877 StandardSpecification for Crosslinked Polyethylene(PEX)Plastic Hot andColdWater Distribution Systems

ASTMF2023 StandardTestMethod for Evaluating the OxidativeResistance ofCrosslinked Polyethylene (PEX)Tubing andSystems toChlorinated HotWater

ASTMF2657 StandardTestMethod for Outdoor WeatheringExposure ofCrosslinked Polyethylene (PEX)Tubing


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ASTMF2788 StandardSpecification for Metricsized CrosslinkedPolyethylene (PEX)Pipe

ASTMF2818 StandardSpecification for Specification forCrosslinked Polyethylene (PEX)MaterialGasPressure PipeandTubing

ASTMF2829 StandardSpecification for MetricSized CrosslinkedPolyethylene (PEX)PipeSystems

AWWAC904 CrossLinked Polyethylene (PEX)Pressure Pipe,inch(12mm)Through 3inch (76mm),for Water Service.


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CSAInternationalB137.5 Crosslinked Polyethylene Tubing Systemsfor Pressure Applications

PPITR3 Policies andProcedures for Developing Hydrostatic DesignBasis (HDB)Pressure Design Basis (PDB)Strength Design Basis (SDB)andMinimum Required Strength (MRS)Ratingsfor ThermoplasticPiping Materials or Pipe

NSF/ANSIStandard14 Plastics Piping System Components andRelated Materials (for both potablewater andradiant floor heatingapplications)

NSF/ANSIStandard61 Drinking Water System Components Health Effects (for potablewater applications only)

AccesoriosparatuberasdePEX

LosaccesoriosparaPEXsongeneralmentehechosdelatn,aunquealgunosfabricantestambinofrecenbronce,cobreyaccesoriosdeplastico paraPEX

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Fuente:http://www.watts.com/


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Fuente:http://www.pexpipe.org/


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Fuente:http://www.pexpipe.org/


NormaparaaccesoriosdePEX

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ASTMF877 StandardSpecification for Crosslinked Polyethylene(PEX)Hot andColdWater Distribution Systems

ASTMF1055 StandardSpecification for Electrofusion TypePolyethylene Fittings for Outside Diameter Controlled PolyethyleneandCrosslinked Polyethylene (PEX)PipeandTubing

ASTMF1807 StandardSpecification for MetalInsert FittingsUtilizing aCopper Crimp Ringfor SDR9Crosslinked Polyethylene(PEX)Tubing andSDR9Polyethylene ofRaised Temperature (PERT)Tubing

ASTMF1865 StandardSpecification for Mechanical Cold ExpansionInsert Fitting With Compression Sleeve for Crosslinked Polyethylene(PEX)Tubing

NormaparaaccesoriosdePEX

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ASTMF1960 StandardSpecification for Cold Expansion Fittingswith PEXReinforcing Rings for Usewith Crosslinked Polyethylene(PEX)Tubing

ASTMF2080 StandardSpecification for ColdExpansion FittingsWith MetalCompressionSleeves for Crosslinked Polyethylene (PEX)Pipe

ASTMF2159 StandardSpecification for Plastic Insert FittingsUtilizing aCopper Crimp Ringfor SDR9Crosslinked Polyethylene(PEX)Tubing andSDR9Polyethylene ofRaised Temperature (PERT)Tubing

ASTMF2434 StandardSpecification for MetalInsert FittingsUtilizing aCopper Crimp Ringfor SDR9Crosslinked Polyethylene(PEX)Tubing andSDR9Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene (PEXALPEX)Tubing

Sitioswebdeinters

https://plasticpipe.org/ http://www.astm.org/ http://www.pexinfo.com/ http://www.pexpipe.org/

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Documents

Tuberías de PEX