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Januari 23, 2023
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USABILITY OF THE STRAIN HARDENING TEST AS A COMPONENT TEST FOR POLYETHYLENE PIPES
Britta Gerets, Mirko Wenzel, Kurt Engelsing # 2021 Amsterdam The strain hardening test (SHT, ISO 18488 [1]) becomes increasingly important for the characterization of high-density polyethylene (HDPE) grades and pipes made thereof. With regard to small pipe diameters, a smaller test specimen than the one defined in ISO 18488 has been developed. SHT results were […]
Januari 17, 2023
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GROWTH IN THE USE OF POLYETHYLENE PIPES IN MEA FOR NATURAL GAS UTILITY DISTRIBUTION
Sultan Alkendi, Mohamed Jaber, Ahed Atef Helal # 2021 Amsterdam The current push to reduce governmental energy subsidies has moved the need to adapt utility gas distribution networks toward the top of Middle Eastern governmental near-term agendas. Egypt is at the forefront of this push towards gasification. The United Arab Emirates has started on the […]
Januari 6, 2023
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FIELD TEST OF GLASS FIBER REINFORCED POLYEHYLENE PIPE SYSTEM AT SOFTEN GROUND
Mitsuaki Tokiyoshi, Gentaro Takahara, Joji Hinobayashi, Toshinori Kawabata, Takashi Kuriyama Papers # 2018 Las-Vegas Glass fiber reinforced polyethylene pipes and fittings are controlled for bending characteristics (Strength and stiffness) for vertical and axial directions of pipe by spiral cross winding method. Generally, to use this method, it takes much stronger for vertical strength than axials […]
Desember 26, 2022
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in Tips, Uncategorized
Development Of Large Diameter Continuous Fiber Reinforced Thermoplastic Pipe
Fengliang Jiang, Nian Wu Papers # 2018 Las-Vegas This article discusses the development of the technique in producing large-diameter, medium-and-lowpressure water-delivery pipes. The continuous fiber-reinforced thermoplastic tapes perfectlyimpregnated with thermoplastic resin are wound layer by layer to form three-layer fibre reinforced polyethylene(PE) composite pipe (CGFR-PE) with inner and outer polyethylene layers as the protective functional […]
Desember 20, 2022
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HISTORY OF HDPE USE AT THE CITY OF PALO ALTO FOR POTABLE WATER DISTRIBUTION
Greg Scoby, PE # 2021 Amsterdam This paper will detail the steps taken during adoption of HDPE for potable water systems improvements including material justification, creation of related specifications, investigation of available piping components, qualification of contractors and the construction/inspection of related systems. The City of Palo Alto, California, USA adopted HDPE as the primary material for […]
Desember 13, 2022
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PVC-O DN800: EFFICIENT TRANSFORMATION FROM SOIL TO IRRIGATED LAND
Ignacio Muñoz # 2021 Amsterdam “Food is the new oil and gas” is a rather bold statement, but everyday more and more people are concerned about food scarcity. Bringing irrigation to not productive lands will change the lives of the community and if it can be done with a cost effective and the most ecofriendly […]
Desember 5, 2022
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EXPERIMENTAL DETERMINATION OF THE EFFECTS OF LIQUID HYDROCARBONS ON THE LONG-TERM CREEP RUPTURE PROPERTIES OF PRESSURE PIPE GRADE UNPLASTICIZED POLYAMIDE-12
James F. Mason, Akshay Ponda, Hermann van Laak, Buc Slay # 2021 Amsterdam The effects of liquid hydrocarbons on long term strength of pipe grade thermoplastic resins is an important consideration when designing pressure pipe for use in the oil and gas industry. There is an extensive body of work going back several decades descri […]
November 29, 2022
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CHALLENGING THE 10% WALL THICKNESS RULE FOR HDPE MARINE PIPELINES
Ilija Radeljic, Ebbe Smith # 2021 Amsterdam HDPE pipe can be relatively easily scratched during the manipulation on the site, which is especially true for the marine pipelines. Installing the scratched marine pipe with the S bend method presents a risk and repair methods are usually performed. Currently, there is no standard defining the repair procedure, […]
November 10, 2022
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in Market Reports
C-PVC-O, pushing limits beyond in molecular orientation
Ignacio Muñoz Papers # 2018 Las-Vegas During the last years PVC-O has become a popular product in pipe business due to the huge improvements of mechanical properties of PVC after orientation. At the same time, CPVC has become an important choice for hot water conduits in in-house applications. Molecor has started a research program to […]
