Examination of a Single Column Pantograph Disconnection Failure

In this presentation, Roger Costanzi discusses a tubular aluminium single column pantograph disconnecting arm from an 82kV disconnector, that was received for examination following failure adjacent to the weld joining the tubular arm to a clevis. Failure of the disconnector arm was a result of exfoliation corrosion arising from the formation of precipitates in the weld heat affected zone (HAZ) joining the extruded tubes to a cast aluminium alloy clevis.

Stress Corrosion Cracking of Cable Bolts

In this presentation, Judy Turnbull addresses the results of the examination of stress corrosion cracking (SCC) of both smooth surface and ribbed wires used in cable bolts. Judy Turnbull is a consultant Metallurgist with Bureau Veritas, undertaking component failure investigations. She has held this role since 2013. Judy has more than 30 years of experience in the engineering field, having worked in heavy engineering, hard rock mining, concrete, oil & gas and pipeline inspection as well as information technology.

Initial Corrosion Behaviour of Spheroidal Graphite Cast Iron and Rust Evaluation in Atmospheric Environment

For the initial corrosion behaviour of spheroidal graphite cast iron in atmospheric corrosion environment, it is quite different from that of carbon steel and weathering steel. This study focused on the initial corrosion behaviours affected by the graphite and Cu in the spheroidal graphite cast iron, the atmospheric exposure test and wet-dry cyclic test were conducted. This presentation from Ichiro Dote, was given at the 2021 Corrosion and Prevention Conference. Ichiro Dote has studied in the Department of Civil Engineering, at Kyushu University as a working doctor from 2018. Where his major field of study is atmospheric corrosion of cast iron. Right now, he is living in Fukuoka, Japan.

Event Review: The Wreck Man

Wednesday evening June 24th saw over 60 corrosion enthusiasts gather to witness amazing footage captured by Chris and Allison Selman by whom have cleverly created a documentary called The Wreck Man. The story of Dr. Ian MacLeod, maritime archaeologist, and shipwreck conservator. In 2004 Dr Ian MacLeod was awarded the Corrosion Medal, a recognition bestowed by the ACA for his outstanding scientific and technical work in the field of corrosion in Australasia. Whilst in 2020 for his significant service to the museum and galleries sector Dr Ian was recognised with the medal of the Order of Australia.

Corrosion Challenges for Famous Structures

This webinar features speakers discussing some of the key challenges that corrosion can present and the methods that can be used to protect key structures. Organised by the ACA VIC Branch, discussions include the work undertaken to prevent the degradation of iconic Australian landmarks including Laser Cleaning using powerful ultrashort Pulse lasers of the Sydney Harbour Bridge from Dr. Ludovic Rapp (Laser Physics Centre - Australian National University and CP based Repair of the Sydney Opera House from Ian Godson (Infracorr).

MILES of PILES: A Symposium on the Care and Maintenance of Marine Piles

The marine environment is one of the harshest settings in terms of causing the corrosion of metal structures and components. The webinar organised by the Victorian Branch of the Australasian Corrosion Association focuses on marine coatings and technology to minimise problems caused by the corrosion of marine structures. We heard from three leading industry experts, Peter Dove (GHD), Kyle Fortune (Denso) and David Anderson (UCC) on issues and recent advances in this important area.

APGA/ACA Pipeline Corrosion Management Hybrid Seminar

The Australian Pipelines and Gas Association and the The Australasian Corrosion Association have joined together to host a technical seminar to discuss the challenges and solutions for preventing corrosion in pipelines, some of our most vital infrastructure. This hybrid event will feature 8 guest presentations, headlined by Keynote Speaker Kevin Garrity, of Mears Integrity Solutions (USA), focusing on technologies such as materials selection, coatings and cathodic protection used to attain the desired design life of our assets will be discussed. Speakers will share their experience and those of others they have learned from, and include case studies in their presentations.

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