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in Market Reports
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- Posts tagged: HDPE Corrugated Double Wall
Maret 1, 2022
by admin
in Uncategorized
EFFECT OF INSUFFICIENT HOMOGENIZATION DURING THE EXTRUSION OF POLYETHYLENE PIPES ON BUTT FUSION JOINT INTEGRITY
Mike Troughton, Amir Khamsehnezhad, Changyi Yu # 2021 Amsterdam When butt fusion welding polyethylene (PE) pipes in the field, it is often specified that the pipes must undergo fusibility testing in all combinations of suppliers, diameters and thicknesses before being fused in production. This is a very onerous and expensive task, but must be carried […]
Februari 21, 2022
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in Events, Industry News, Uncategorized
ALLOWABLE SCRATCH DEPTH HISTORY & RECOMMENDATIONS FOR PE PRESSURE PIPE
Chris Ampfer, Gene Palermo, Ernest & Oren Lever # 2021 Amsterdam This paper looks at the origin of the 10% allowable scratch depth rule for polyethylene (PE) pressure pipe developed in 1971 and research that has been performed over the years since its inception to determine the validity of this rule. The 10% rule has […]
Februari 14, 2022
PRESSURE PIPELINE MADE OF HDPE – DETERMINATION OF REMAINING LIFETIME AFTER 47 YEARS OF OPERATION IN LAKE OSSIACH (CARINTHIA, AUSTRIA)
Ulrich Schulte, Dr. -Ing. Joachim Hessel # 2021 Amsterdam In order to protect the Austrian lakes effectively against the discharge of effluent, a 13 km long pressure pipeline made of high density polyethylene was laid on the bottom of Lake Ossiach back in 1971. The DN355 to DN200 pipes were produced from a first generation HDPE-compound. The classification […]
Februari 7, 2022
DESIGN OF A DISTRIBUTED STRAIN MONITORING SYSTEM FOR HDPE WATER PIPELINES CROSSING AN EARTHQUAKE FAULT
Peter Hubbard, Linqing Luo, Andrew Yeskoo, Kenichi Soga, Krista (Moita) Araica, Gus Cicala, Marshall McLeod # 2021 Amsterdam Seismically active faults pose a risk to buried water pipelines that can be complicated to quantify. Fault type, slip rate, pipeline geometry, and soil conditions all factor into a complex soil-pipeline interaction. For critical pipelines that cross […]
Februari 2, 2022
by admin
in Industry News, Uncategorized
UTILIZATION OF HDPE RECYCLED MATERIALS IN SANITARY SEWER APPLICATIONS
John M. Kurdziel # 2021 Amsterdam The use of recycled plastics in high density corrugated polyethylene pipe for storm sewers, highway culverts and general land drainage applications has now been widely accepted by municipalities and transportation agencies. This acceptance has made it possible to convert what was once considered a single use plastic product to a long-term […]
Januari 24, 2022
by admin
in Industry News, Uncategorized
A NEW GENERATION OF HIGH PERFORMANCE BIAXIALLY ORIENTED POLYETHYLENE AND POLYPROPYLENE PRESSURE PIPES
Taraiya, P. Degenhart, M. Soliman, M. Boerakker, R. Handstanger, R. Kleppinger # 2021 Amsterdam Since the introduction of polyolefins for pressure pipes, continuous improvements have been made to meet ever-higher demands on their performance and to expand their application window beyond their original scope, mostly based on new resin formulations. Today, we also continue to […]
Januari 17, 2022
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in Industry News, Uncategorized
CONFIRMATION OF LONG SERVICE LIVES OF PE-PIPES UNDER HIGHER TEMPERATURES APPLYING CONVENTIONAL OVEN TESTS AND MODERN HIGH-PRESSURE AUTOCLAVE TESTS
Anja Armani, Helmut Zanzinger # 2021 Amsterdam PE-pipes are used in applications at temperatures higher than 40°C and long service lives like drainage pipes in landfill basal lining systems, drainage pipes in tunnels with high cover heights, geothermal applications, power plant technology, mining, underground cable protection pipes for power lines for renewable energy and underground […]
