Product Name: Insulation Pipe Manufactures of China for Air Conditioner Model NO.: DN20-DN2000 Connection Type: Seamless ,Welded ,Flange, Socket Cross-Section Shape: Round Medium: Cold Water,Hot Water,Oil and Gas,Chemical Diameter: Dn200 Standard: ASTM, GB, API, DIN, JIS, En253 Material: PP PVC PPR Carton Steel , Pb,PE MPa Classfication: Low and Media Pressure Piping Temperature Classification: Low and Media Temperature Trademark: xingbang Transport Package: Bare Package Specification: 11.8m 5.8m Origin: China HS Code: 7304399000 Product Description Introduction of Pre-insulated PipePre-insulated pipe is consist of steel pipe for transmission medium, polyurethane rigid foam insulation layer and HDPE outer protection pipe.Series of pre-insulated pipe are available in our factory, we can provide DN12-DN2000mm, all kinds of diameters and insulation thickness of the pipe and the corresponding pipe fittings are available (elbow, tee, reducer, fixed bracket and so on)Work EnviromentPre-insulated pipe is suitable for pipeline system that with less than 120 degree medium, the peak by accident is less than 140 degree, and operating pressure is not greater than 2.5 Mpa.Carry standardPre-insulated pipe carry out the national standard GB/T29047-2012, ministry of construction standard CJ/T114-2000,CJ/T155-2001, reference to European EN253 (pipeline) ,EN448 (pipe fitting) standards.Production technicIn order to ensure the trinity of pre-insulated pipe structure as a whole, we make the shot blasting for the outer of the steel pipe and corona surface treatment for the plastic outer protecting pipe before foaming, derustinggradeis up to the SA2.5 of the GB/T8923-1998, the surface tension of outer protection pipe has reached 50 dyne/cm.We adopts hydraulic adjustable tilt angle injections or use the special-purpose metering pump of high pressure and large flux of vertical injections, ensure uniform foam, improve the quality of the insulation layer.Material sourcePolyethylene outer protection pipe is made of high-quality high density polyethylene material, with high mechanical strength and good corrosion resistance.Polyethylene resin material: Shanghai Jin Fei HHMTR480AT, Qilu petrochemical DGDB2480, Tianjin zhongsha petrochemical PN049 (level 100).The polyurethane insulation layer with good mechanical properties, according to customers' requirement, we can provide cfc-free water environmental protection insulation pipe, its low thermal conductivity, small heat loss, high mechanical performance and long-term heat resistance, on one side improve the environment and on the other side improve the product performance and quality.Material of polyurethane: Jinling bayer 44 v20 22 hk84c1013; Basf M20S.Working steel pipe: not more than DN150, we adopt the 20# seamless steel pipe, more than DN200, we adopt Q235B spiral steel pipe.Product informationDNSteel pipe(mm)HDPE pipe(mm)Thickness of insulation layer(mm)diameterthicknessdiameterthickness25323.0902.526.540453.51102.53050573.51203.028.570764.01403.02980894.01503.027.51001084.51803.0331251334.52253.542.51501595.02503.941.62002196.03154.943.12502736.03655.640.43003257.04207.040.53503777.05007.853.74004267.05608.858.24504788.06008.852.25005298.06559.853.26006308.076011.553.57007208.085012.05380082010.096014.05690092010.0105514.053.51000102010.0115514.053.51100112012.0125614.0541200122012.0137016.0591200122014.0137016.0591400142014.0158016.0641400142016.0160018.072Product name district heating polyurthane foam insulation flexible hot water pipethermal insulation pipepolyurethane pipe insulationwaterproof pipeCompositionUsage1.urban centralized heat supply2.warm room3.coal mine4.petroleum5.chemical and other anti-corrosion insulation fieldMedium teperature50°C-120°C,Max:140 °C Working pressure <2.5Mpa Laying method1.direct bury2.built on stilts3.trench Technology1.Advanced Corona treatment2.Impeller blasting3. Leakage alarm line StandardsCJ/T114-2000, CJ/T155-2001, EN253:2003GB/T9711.1-1997, GB/T8163-1999 Advantages1.good insulation properties ,low heat loss (the 25% of traditional pipes),2.energy saving3.waterproof and corrosion resisdence4.no trench,be directly buried in ground or waterPicture of hot water pipeXingbangplumbingistheparticipatedunitoftheNewNationalStandardinChina'sinsulationpipeindustry.Wehaveparticipatedinformulatingthreesetsnationalstandards:(GB/T28638-2012,GB/T29046-2012,GB/T29047-2012).WehavegainedISO9001InternationalQualityManagementSystem,ISO14001EnvironmentManagementSystem,GB/T28001OccupationHealthSafetyManagementSystem.Learn more about the production process>>>FAQ: 1: Are you a manufacturer or a trading company?We are a manufacturer which has more than 20 years' history.2: Where is your manufacturer? How to visit it?Our factory located in Yutian Economic Development Zone ,TangShan ,China.about 1.5 hours drive time to Beijing and TianJin airport .Mainly producing pre-insulated pipes,HDPE outer protection pipe and 3PE anti-corrosive pipe.You can take a plane to Beijing or Tianjin.then we could pick up you at the airport .3: How do we control our products' quality?We have professional quality control workers and quality inspectioncenter(CNAS lab) to control the entireproduction quality. 4: How do you transport these products?We use straps to hoist pre-insulated pipes, it can avoid no damage to our products, no hooks for lifting pipedirectly. During the handling process, collision, tossing and more ground drag scrolling are strictly forbidden.In the process of long distance transport, the pipes should be fixed, and not damage outer protecting pipesand insulating layers.5: Can I customize some other sizes of products?Yes! We can according to the customer's request.If you have any other questions, please don't hesitate, contact us.
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