22 year old pipes coated with glass flake vinyl ester
Internal lining in excellent condition Abrasive blast externals Recoating of externals Recoating of externals in basement OVERVIEW: The pipes were originally coated internally using a glass flake filled vinyl ester more than 22 years ago. Periodic inspection found the internal lining to be in excellent condition, however the externals were regularly exposed to industrial […]
Premature Failure of 316L Stainless Steel Pipes
Severe pitting after 2 months in service After abrasive blasting Damaged internals rebuilt and coated Externally applied caution OVERVIEW: New 316L pipe failed after just two months in operation, causing a total plant shut down. Quick response by Chemcote restored production without having to fabricate new pipes. INDUSTRY Power Generation ENVIRONMENT Ambient temperature seawater […]
Refurbishment of J Strainer using Vinyl Ester – RB 300
Needle Gunning to minimise Abrasive Blasting Costs First coat applied after abrasive blasting Pitfilling to ensure coating continuity Reassembly on site OVERVIEW: Illustrated a sound understanding of the results required to refurbish and extend the life of heavily corroded equipment. Proven performance after 20 years of using “Chemco International” coatings.Chemcote has provided long term […]
RB 300 series used on Self Cleaning Strainer
Heavy pitting corrosion including exposed holes Degree of pitting after repetitive hot wash and abrasive blasting Casting sealing faces, ready for clean up Holiday testing to ensure coating continuity OVERVIEW: Chemcote’s specialist team refurbished the carbon steel self cleaning strainer back wash boxes and saving the customer fabrication time and money. Production was not […]
Column Pump Composite Repairs
Strip and assess on site Reinforcing diffuser leading edges After First Coat Detailing flange faces of impeller casing (Intermediate) Column Externals OVERVIEW: Chemcote were approached to improve corrosion resistance and improve fluid flow efficiency for this Power Generation Customer’s cast iron column pump INDUSTRY Power Generation ENVIRONMENT Ambient Salt Water SUBSTRATE Cast Iron Column […]
Emergency Condenser Water Box Repairs
Damaged Area On Arrival After Reinforcing with composite mat using Rs500P External Composite Repair OVERVIEW: Continuous repairs were required after relining in 2015 using a ceramic filled epoxy was found to have localised failures within 3 months of installation. All repairs carried out by Chemcote have been found to be in excellent condition INDUSTRY […]
Cavitation Protection on Valve Paddle
Typical extent of cavitation found After abrasive blasting to expose extent of the damage Kevlar is used to provide cavitation resistance Paddle functioning well on follow up inspection 4 years on OVERVIEW: Valve parts were not available from the OEM and a replacement was going to cost an estimated $120K. Repairs effectively saved the […]
Corrosion Protection for Condenser Tube Sheet
Tube bundle protection ready for abrasive blasting Close up of some of the damage on tube sheet Installation of nylon ferrules and pit filling Tube sheet refurbishment complete OVERVIEW: This Power Generation customer approached Chemcote to save an estimated replacement cost of $500K for this 20 year old Bronze tube sheet.This refurbishment is expected […]
Extending The Life Of A 40-Year-Old Steel Structure
Typical extent of corrosion found Illustrating general corrosion pitting and holes Progress of treatment Critical support structure now protected OVERVIEW: There’s no doubting the power of mother nature. Seawater is a naturally corrosive substance that is problematic when you want to protect your valuable plant assets. When you’re operating in an immersed environment, the […]
Corrosion Protection For Hot Salt Water
Pipe spools with challenging configurations Applying RB 300 to the internals of a pipe the only way possible Holiday testing RB 300 internal coating Finished elbow showing rebated flange face to prevent crevice corrosion OVERVIEW: A series of pipe spools with diverse configurations and diameters required long term corrosion protection against high temperature salt […]