AMPP Senior Corrosion Technologist case studies
AMPP Senior Corrosion Technologist · Put your knowledge to work in context.
The Senior Corrosion Technologist (SCT) certification is an AMPP credential for experienced corrosion professionals who need to demonstrate broad technical expertise across corrosion prevention and control. AMPP states it is intended for metallurgists, design engineers, corrosion and equipment engineers, inspectors and inspection supervisors, maintenance and QA/QC personnel, and supervisors or foremen. The AMPP Senior Corrosion Technologist case studies are 5 cases and about 2,401 words.
1Sour Gas Line: Metallurgy and Chemical Treatment Under Constraint
A 6-inch carbon steel (API 5L X65) sour gas gathering line transports 12 MMscfd of gas at 850 psig and 120°F. Gas analysis: 4.5 mol% H2S, 2.0 mol% CO2, 0.5 mol% water vapor, balance methane.
543 words, about 3 min2Cathodic Protection Interference on a Pipeline Crossing
A 12-inch coated natural gas pipeline (Pipeline A) crosses a 16-inch water main (Pipeline B) at a perpendicular distance of 10 feet. Pipeline A has an impressed current cathodic protection (ICCP) system with a remote anode bed 500 feet away, output 30 A, 50 V.
492 words, about 2 min3Internal Corrosion of a Crude Oil Storage Tank Bottom
A 100,000-barrel API 650 storage tank stores sour crude oil with 1.5 wt% sulfur and 0.5 wt% water. The tank has a fixed roof and is equipped with a side-entry mixer.
472 words, about 2 min4Coating System Selection for a Coastal Marine Environment
A new offshore platform in the Gulf of Mexico requires coating for carbon steel structures in the splash zone and atmospheric zone. The splash zone experiences wet/dry cycling, high humidity, salt spray, and temperatures from 40°F to 120°F.
430 words, about 2 min5Safety Planning for Confined Space Entry During Tank Cleaning
A 50,000-gallon API 650 tank that previously stored gasoline is scheduled for internal inspection and cleaning. The tank is 30 feet diameter and 20 feet high, with a single manway at the bottom.
464 words, about 2 min