Latest News

Case Studies of Waste Water Structure Rehabilitation – Products, Methods and Outcomes

Case Studies of Waste Water Structure Rehabilitation – Products, Methods and Outcomes Nicholas Critchley, Savcor Concrete waste water structures can deteriorate at a rapid pace when measureable concentrations of hydrogen sulphide gas are present in a local environment. Hydrogen sulphide is formed in sewerage systems when sulphates are reduced by anaerobic bacteria. Whilst not a corrosive agent...

Mind the Gap – the Hidden Threat of Failing Passive Fire Protection

Mind the Gap – the Hidden Threat of Failing Passive Fire Protection David Hunter is Managing Director – Global Distribution of Mascoat. This article originally appeared in CoatingsPro Magazine. Facilities that process flammable materials face unique challenges. Oftentimes, a facility must process the volatiles at high temperatures and pressures, as well as store large amounts...

New Systems Open Opportunities for Cathodic Protection in Concrete Repair

New Systems Open Opportunities for Cathodic Protection in Concrete Repair Frank Papworth, Specialist Repair & Construction Products Cathodic protection (CP) offers the advantage of permanent repair that does not require the expensive break out of sound but chloride contaminated concrete. Current is passed between an anode and the reinforcement, the reinforcement becomes cathodic and corrosion is halted,...

HMB Endeavour Hull Preservation

HMB Endeavour Hull Preservation John Dingley, Sponge-jet Product manager Bruno Favretti, Favcote Managing Director Project Outline The ablative anti-fouling bottom paint on HMB Endeavour, a modern-day replica of the vessel that took Captain James Cook on his 1768–71 voyage of discovery, desperately needed attention. Since commissioned in 1994 this 33.3-meter-long (length overall), splendid specimen of...

Case History: Canusa 3-Layer Heat Shrink Sleeve System Used on QSN3 Project

Case History: Canusa 3-Layer Heat Shrink Sleeve System Used on QSN3 Project David Anderson: Sales and Marketing Manager, Universal Corrosion Coatings Pty Ltd. Nasa Chaabani: Manager Australasia, Canusa-CPS. ‘It never rains but it pours’ The QSN3 (Queensland South Australia NSW) pipeline project was a mammoth construction project with the design aim of transporting greatly increased...

Getting it Right – The First Time

Getting it Right – The First Time Daniel McKeown, Dulux Protective Coatings We all know there is a cost associated with corrosion, but the exact numbers are hard to quantify. Suffice to say there have been plenty of lessons learnt in the past that should enable us to maximise the value of every dollar spent...

Pipelines and Polyurethane Coatings: A Winning Combination

Pipelines and Polyurethane Coatings: A Winning Combination By Jennifer Frakes Photos courtesy of ITW Polymers Coatings — Futura and Northwest Pipe Company. This article was originally published in the March 2013 issue of CoatingsPro (www.coatingspromag.com). Reprinted with permission. ©NACE International. When it comes to the lining and coating of pipelines for the water industry, polyurethane...

Sydney Desalination Pipeline Cathodic Protection System

Sydney Desalination Pipeline Cathodic Protection System Performance Review After 3 Years Jim Galanos, Engineering Manager, Corrosion Control Engineering Introduction As part of a NSW State Government initiative to provide Sydney with a long term drought proof water supply solution, a desalination plant was built in Kurnell. The delivery point for the desalinated water was Erskineville, a Sydney...

Overcoming corrosion challenges faced in alumina processing

Overcoming corrosion challenges faced in alumina processing Buel Over the past 6 years Buel has performed a significant number of inspection, maintenance and repair projects associated with tank corrosion of various types in the Alumina processing industry. The majority of this work has been specifically focused around flat bottomed and cone bottomed precipitator tanks and...

Don’t Gamble on Your Coating Selection

Don’t Gamble on Your Coating Selection Alex Spillett, Industrial Galvanizers (Australia) The redevelopment of the Star City Casino (now known as ‘The Star’) beside Sydney’s Darling Harbour is a recent application of Hot-Dip Galvanized (HDG) steel in a high profile project. The use of architecturally exposed structural steel is becoming increasingly popular, and was a...

GPR Array for Condition Assessment of Concrete

GPR Array for Condition Assessment of Concrete Slabs & Pavements Concrete slabs and pavements represent a significant percentage of the built environment, they are the hardest working part of many structures, and the top surfaces are unformed and subject to negative aspects of bleed and curing. Hence it is not surprising that the highest incidence...

High Grade Coatings Keep Coastal Stadium Gleaming

High Grade Coatings Keep Coastal Stadium Gleaming (Reprinted with ASI’s permission from March 2012 issue of Steel Australia) Sports stadia present a unique combination of challenges for stemming corrosion of exposed steel sections that are mostly outdoors and border heavily trafficked areas during matches, whilst ensuring that the home team’s colours stay fast. Known as...

Galvanic Corrosion and Dissimilar Metals

Galvanic Corrosion and Dissimilar Metals Emmanual Pimentel One of the challenges in designing steel structures or any metallic article is the problem of galvanic corrosion. Basically, this is the risk of dissimilar metals being in physical contact and bridged by an electrolyte in a corrosive environment. The design of structures utilising dissimilar metals and other...

Corrosion Management at the Port of Newcastle

Corrosion Management at the Port of Newcastle Dr. Luke Menefy & Dr.Kingsley Opoku, SMEC Scott Bacon, Newcastle Port Corporation Newcastle Port Corporation is directly responsible for the operations and maintenance of 11 multi-user berths and associated infrastructure within the Port of Newcastle. In accordance with their asset management strategy NPC commissioned a condition assessment of...

Corrosion & Materials | August 2013