April 2023 Vol. 4

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PPN- The Leading Source of Industry News on Polymer Pipes and Plastic Pipe Testing

Global News on Plastic Piping and Fittings in Real-Time


NEWSMAKERS:  * Borouge * Butt Fusion * Class Action * ExcelPlas * Failure Analysis * Fletcher Building * GRP Pipes * Iplex Pipelines * PB-1 Pipe Failures * PE100+ Association * PE100-RC * PIPA * Plastic Industry Pipe Association * Polybutylene Pipe Failures * Polyethylene Pipes * PolyForce® * PP-R Pipes * PVC-U * REHAU * RWC * Trelleborg * WL Plastics * Worldpoly

BREAKING NEWS

Worldpoly Launches PolyForce1000i Tracked Crushing the Competition
https://worldpoly.com/polyforce1000i-tracked-crushes-the-competition/?utm_source=ppn&utm_medium=email&utm_campaign=polyforce_1000i

Australian Pipe Manufacturer Iplex to Provide Fund Up to A$15 Million to Address Polybutylene Pipe Failures
Iplex Australia will establish a Fund of A$2 million to assist other WA plumbers and builders who also constructed affected homes on a no admissions basis to reimburse costs incurred by them.  Iplex Australia has offered to increase provision of fund to A$15 million
https://fletcherbuilding.com/news/fletcher-building-provides-iplex-australia-pipes-update/

Fletcher Building Under Investigation for Leaky Plastic Pipes: ‘We Acknowledge Frustration
https://cloud.excelplas.com/s/ltl1KBWeCsgaZuy

Fletcher Counts Cost of Product Defect in WA
https://cloud.excelplas.com/s/wV5rRGk7zoGuJAN

INDUSTRY NEWS

US Pipe PE Manufacturer WL Plastics Violated Child Labour and Overtime Wage Laws
https://news.yahoo.com/fort-worth-based-company-cited-204527160.html?guccounter=1&guce_referrer=aHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS8&guce_referrer_sig=AQAAAAqeJ7ZyVgl0z8yUTpAby3O9m3g5tD3BVedkpr_v2-wHyOi8pOXSwXyq5yUM3vzmOtCNyJlE593cUXbDE-_8PGulLYaAAezxf1lvY0FbZ5agueovshnRm4OHI25yKXZOxwMdMBDp9CGp
T7xvaFQr6CMOO1tZI3EquYYgwAIK51VV

PE 100+ Association Qualifies PE 100-RC (Resistant to Crack) Materials
https://www.pe100plus.com/PE-Pipes/materials/Quality-Material-lists/PE-100-RC-Quality-Materials-List/PE-100-RC-Quality-Materials-List-i3351.html

PIPA Issue Technical Note on Sandwich Construction PVC-U Non-Pressure Pipe
https://pipa.com.au/wp-content/uploads/2023/04/TN019_Sandwich_Construction_PVC-U_Non-Pressure_Pipe_April_2023.pdf

Richard Bateman, Product Marketing Manager at RWC, Explores How Plastic Push-fit Technology is a Step Towards a Greener Plumbing Future
https://probuildermag.co.uk/features/rwc-explores-a-push-fit-plumbing-future

REHAU Expands EVERLOC+ Offering with New Polymer Multi-port Tees for Multifamily and Light Commercial Plumbing Projects
https://www.rehau.com/ca-en/rehau-expands-everloc-offering-with-new-polymer-multi-port-tees

Trelleborg Develops Seals for High Pressure Water Pipes
https://interplasinsights.com/plastics-industry-news/trelleborg-develops-seals-for-high-pressure-water-pipes/

Borouge’s Innovative HDPE Pipe Materials Used to Shape World-Scale Infrastructure Projects
Borouge’s ‘Made in UAE’ polyethylene materials are used by a leading UAE pipe manufacturer
https://www.zawya.com/en/press-release/companies-news/borouges-innovative-materials-used-to-shape-world-scale-infrastructure-projects-e623k4k9

A Decision-Making Carbon Reinforced Material Selection Model for Composite Polymers in Pipeline Applications
https://www.hindawi.com/journals/apt/2023/6344193/

HDPE PIPES

Investigating the Time- and Space- Dependent Mechanical, Physical and Chemical Properties of Aged Polyethylene Gas Pipes Using Nanoindentation Tests
https://www.sciencedirect.com/science/article/pii/S2238785423006993

Study of Static Charge Accumulation in HDPE Gas Pipelines
https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/15/e3sconf_iirpcmia2023_02001.pdf

Strain Assessment of Polyethylene Pipes in Dense Sand Subjected to Axial Displacements
https://www.researchgate.net/publication/369965007_Strain_assessment_of_polyethylene_pipes_in_dense_sand_subjected_to_axial_displacements

Assessment of Impact to Buried Pipelines Due to Tunneling-Induced Settlement
https://ascelibrary.org/doi/abs/10.1061/JPSEA2.PSENG-1383

Micro-Leakage Image Recognition Method for Internal Detection in Small, Buried Gas Pipelines
https://www.mdpi.com/1424-8220/23/8/3956/pdf?version=1681384066

Risk Assessment Model for the Renewal of Water Distribution Networks: A Practical Approach
https://www.mdpi.com/2073-4441/15/8/1509/pdf?version=1681362415

GRP PIPES

Procedures for Characterization of Compressive Material Parameters for GRE pipes, using Flexural Modulus Test Results and Inverse Analysis
https://link.springer.com/article/10.1007/s11012-023-01659-0

Review of Health Inspection and Reinforcement Design for GRP Pipe Quality Defects of Voids and Insufficient Lining Thickness
https://www.sciencedirect.com/science/article/abs/pii/S088677982300130X

PLASTIC PIPE CONSULTANTS

Plastic Pipe Consulting Experts and Services
If you need a team of pipe plastic experts, then ExcelPlas Consulting is the obvious choice – our size is our strength in a market dominated by single consultants.
We provide services on everything from material selection, product testing, processing to failure analysis
https://www.excelplas.com/contact-us/

PIPE FAILURE ANALYSIS

ExcelPlas Investigating Poly Pipe Failures
Through failure analysis & forensic chemistry, we help clients improve product performance, increase profits, & resolve product liability claims with plastic pipes and fittings.
We are dedicated to unmatched excellence in failure analysis, investigative chemistry, material testing, and expert witnessing for plastics, polymers and composites.
With over 25 years of investigative experience, the staff at ExcelPlas are uniquely positioned to help clients resolve the most challenging performance and processing issues related to materials and finished pipes and fittings.
https://www.excelplas.com/contact-us/

MORE POLY PIPE NEWS

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ExcelPlas Labs Pipe Failure Investigations
ExcelPlas Labs have created a new benchmark in failure analysis of HDPE, PP-R, PB and PEX pipes in addition to PVC &  CPVC pipes as well as composite GRP and GRE pipes.  When a plastic pipeline fails to perform as intended, our team can determine the root cause of failure (e.g.  oxidative failure, chemical failure, creep failure, over-stress failure, fatigue failure, design failure, etc).  ExcelPlas are experienced with all plastic piping failure modes and mechanisms including Slow Crack Growth (SCG) Rapid Crack Propagation (RCP), Environmental Stress Crack Resistance (ESCR), Oxidative Stress Cracking (OSC), cyclic fatigue, manufacturing defects, and polymer material problems.
http://www.excelplas.com/

ExcelPlas Strain Hardening Test (SHT) for HDPE Pipes
The SHT in accordance with ISO 18488 is a relatively new, but excellent way to obtain a rapid indication of the Stress Crack Growth (SCG) resistance of your piping material. This tensile test performed at 80°C has become in just a few years the new standard for Batch Release Testing (BRT). And not without reason.  The test requires only a very small amount of material, the results are very reliable with a very low inter-laboratory scatter and the results are available within a few days, regardless of the PE grade. The SHT is usually performed on resin material but it can also be performed on samples taken directly from pipes or sheets. As accredited lab, EXCELPLAS is happy to discuss the possibilities with you, whether it is for BRT, benchmarking, quality control of your (high performing) PE grade or for polymer compliance/ validation.
http://www.excelplas.com/

Australia’s Plastic Pipe Testing Laboratory
ExcelPlas Laboratories provides a comprehensive plastic pipe joint testing service and is equipped with a state-of-the-art laboratory to test a range of polymer materials including polyethylene and polypropylene. ExcelPlas can carry out testing on plastic tube and pipe ranging in wall thickness from 3mm to 1200mm. ExcelPlas Laboratories provide a comprehensive service to Industrial & commercial companies, environmental consultants, Government bodies, and local Authority customers throughout Australia and Asia. All testing is carried and out in accordance with ASTM, ISO & WIS methods and is fully accredited to ISO 17025 by NATA.

  • Butt Fusion Weld Testing
  • Weld Testing
  • Testing of Electro-fusion Welds
  • Tear on saddle joints
  • Crush De-cohesion of Electro-fusion welds
  • Polymer & Plastics Identification
  • Chemical & Thermal Testing
  • Site Audits

http://www.excelplas.com/

ExcelPlas – the Australian Pipes & Fittings Testing Laboratory

  • Accredited to ISO 17025 by the National Association of Testing Authorities (NATA) Australia, and is Australia’s largest laboratory dedicated for the testing of plastic pipes and fittings to various Standards which include Australian, European and International Standards.
  • The staff employed at the laboratory have a combined experience of more than 85 years within the plastics industry specifically with manufacturing, quality control and the research and development of plastic piping systems including HDPE, PEX, PP-R, PVC, U-PVC, M-PVC, O-PVC, ABS, GRP, GRE and PB.
  • Services provided include conformance testing, compliance testing, batch release testing, root cause analysis for field failures and non-destructive testing of samples.

http://www.excelplas.com/

ExcelPlas Lab Specialising in HDPE Pipe Condition Monitoring, Failure Analysis and Testing
In the event of a HDPE buttweld or electrofusion weld failing during initial testing, or in service, we can conduct investigations to assist in identifying the root cause of the failure.
This service also extends to the premature failure of the pipe or fitting itself.
http://www.excelplas.com/plastic-pipes

ExcelPlas Pipe Testing is a Leader in the Field of Polyethylene (PE) and High-Density Polyethylene (HDPE) Testing
ExcelPlas is accredited with the National Association of Testing Authorities (NATA) for butt weld tests, bend and tensile tests, peel decohesion tests on electro fusion sockets and failure mode determination
http://www.polypipetesting.com.au/butt-fusion-welds/

New UHMWPE Pipe for Tailing Offers Greater Than 4X the Abrasion Resistance of PE100 (Australia wide)
http://slurrypipes.com.au/

ExcelPlas Poly Pipe Weld Inspection Lists Top 7 Causes of Weld Failure:

  • Lack of scraping
  • Inaccurate scraping
  • Contamination from dirt, water, oil or clays
  • Lack of Paralell-ness of fusion faces
  • Misalignment of surfaces
  • Time, temperature and pressure deviations
  • Not adhering to cool times

We have extensive experience in inspection of poly pipe welds for assuring welded joint quality.  Direct Poly Pipe Inspection ensures that operators are following the proven welding procedure; this reduces the occurrences of operational errors which lead to defects such as inclusions, lack of fusion (LoF), porosity and misalignment.
More information, contact [email protected]

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