OVERVIEW: Chemcote was engaged to provide long term protection to assets in a highly aggressive environment. Salt water mains supplying a condenser were externally corroded, and the requirement was for urgent repairs with minimal disruption to plant operation. A 20 year life extension is expected using Chemcote’s solution.
INDUSTRY
ENVIRONMENT
Industrial immersed areas
SUBSTRATE
Mild steel pipework with extensive external corrosion due to steam from pit below and salt water leaks from above
CHALLENGE
Carry out external corrosion protection to equipment in situ
SOLUTION
Apply Epo-Chem™ RS 500P @ 100 microns
Apply Epo-Chem™ RA 500M in one coat @ 350-400 microns total DFT
Apply 1 coat of Epo-Chem™ RC 500GTC Jade Green
Unmask and detail
SCOPE
Check for sharp edges and remove any weld spatter
Mechanically clean loose corrosion using needle gun and wash down
PRODUCTS
OUTCOME
Chemcote’s solution has extended the life of this asset by 12-24 months, and delivered a 30% improvement in functioning. Continuous high performance is guaranteed until our review at the next planned outage.
RELATED CASE STUDIES
Fast Curing Abrasion Protection
Condition of surface before mechanical preparation RB 364 applied to spot abrasive blasted surfaces Pugmill externals Coating with InD Cote OVERVIEW: Chemcote’s specialist team
Split Case Salt Water Pump Refurbishment
Apply protection to all machined surfaces Application of 1st coat RB 364 Apply Ceram-Chem RP500 Ready to return to service for another 15+ years of
Composite Pipe Repair
Flange is barely attached Repairs commence Repairs using composite weave mat Coating complete OVERVIEW: A power station client required corrosion protection for a 30-plus
