出生地 |
Zhejiang China (Mainland) |
厚度 |
2.0~3.0mm |
模式的数量 |
PEpipe |
牌子的名字 |
lifeng |
合金或者不是 |
是合金做的 |
Five layers with middle aluminum; Pipe for gas; 4 bars;Resistance to high temperature, high pressure, corrosion with excellent p Mediumlayerofaluminumplasticcompositepipeisweldedaluminumband,andinnerandexternallayersareallmadeofpolyethylene.Special-purposehotmeltingadhesiveisused,andextrusionmoldingmethodisadoptedforcompositeofpipe.Pressureresistanceofmetalpipeandcorrosionresistanceofplasticpipearecombinedtogetheronthepipe.Aluminumplasticcompositepipemainlyhavethefollowingfeatures: 1)Havethestrengthequaltometalpipe,andtendstobebendedwithoutbounce. 2)Resistancetohightemperature,highpressure,corrosionwithexcellentperformance; 3)Innerwallofthepipeissmooth,thusresistancetofluidtransportationissmall.Capacityoffluidtransportationissuperiortometalpipeofthesamediameterby30%; 4)Propertyoffireretardation; 5)Goodperformanceofheatinsulationwithathermalconductivityof0.45W/m,whichissmallerthanthatofmetalpipebyfar.Thusheatinsulationmaterialoutsidethepipemaybesaved; 6)Beconvenienceforcuttingandconstruction.Special-purposefittingconnectionmaybeusedinsteadofthreading.Pipeofsmalldiameterissuppliedinroll.thelengthofpipemaybedeterminedatwill,andpipemaybebendedatwill.Thusbendandpipefittingareunnecessary,whichisconvenienceforconstruction.Therefore,laborcostcanbereducedandtimelimitfortheprojectwouldbeshortened; 7)Servicelifemayreachabove50years; 2.MajortechnicalindicatorsofGindealuminumplasticcompositepipe Thermalconductivity0.45W/(mk) Coefficientofthermalexpansion0.025mm/(mk) Bendingradius≥5D(Dreferstoouterdiameterofpipe) Mediumtemperature-40 95 Gas(oxygen)permeability0 Innerwallofpipesmooth,smallfluidresistance,androughnessis0.0004mm Othersgoodperformanceofantistatic,longservicelife