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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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MtodosdeproduccindePEX
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MtodosdeproduccindePEX
Radiacin(Radiation PEX):SesometelatuberadePEaradiacingammaobeta.
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MtodosdeproduccindePEX
Fuente:http://www.specialchem4polymers.com/
Aplicacionesprincipales
Sistemasdedistribucinresidencialycomercialdeaguacalienteyfra
Sistemasresidencialesdeproteccincontraincendios
Sistemasdecalefaccin Sistemasparaderretirelhielo
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Aplicacionesprincipales
Tuberasdedistribucindeaguacalienteyfra
Tuberasdeconexinalradiadorparaaguacalienteyfra
Tuberasparaserviciodeaguapotable Tuberasparaaguaenfriada Aplicacionesespecializadasenlaindustriayenlaminera
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Aplicacionesprincipales
Fuente:http://www.heatinghelp.com/
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Aplicacionesprincipales
Fuente:http://pexcrimpingtools.com/
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Aplicacionesprincipales
Fuente:http://rogersbuild.com/
Fuente:http://www.builditsolar.com/
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Aplicacionesprincipales
Fuente:http://www.cashacme.com/
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Aplicacionesprincipales
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
NormaparasistemasdePEX
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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.
NormaparasistemasdePEX
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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/
AccesoriosparatuberasdePEX
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Fuente:http://www.pexpipe.org/
AccesoriosparatuberasdePEX
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Fuente:http://www.pexpipe.org/
AccesoriosparatuberasdePEX
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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