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Chart showing temperature range over 12 months exposure for 25 locations, sorted by the highest mass loss (left) to lowest mass loss (right) on the witness coupons

May Featured Open Access Article

A Comprehensive Characterization of Environmental Severity Across 25 Sites in Nine Climactic Zones. Part 2: Corrosion Sensors

by Steven Kopitzke, Alexander Lilly, Ian Long, Kaylee Guethlein, and Allison Muenzer

Man and woman talking and pointing at computer screen

Hot Topic

Interlaboratory Collaborations

Round robin testing and collaborating across test sites improves our understanding of corrosion processes

Grayscale drawing of a post-tensioned concrete bridge from the side and front elevation, with magnified views of the anchorage region with voids and the anchorage region after regrouting the voids.

Science Section

Galvanic Corrosion in Post-Tensioned Concrete Bridges

by K. Manickam and R.G. Pillai

black and white graph showing the effect of chloride concentration on critical potentials for pitting of alloy 825 at 95 degrees C

Perspective on a Classic

Perspective on “An Elec-trochemical Approach to Predicting Long-Term Localized...”

by R.G. Kelly

Open Access Articles

summary of potential metallurgical effects from additive manufacturing, showing square microscope images around a drawing of a laser depositing metal layers.

Invited Critical Review

A Review of the Governing Factors in Pit-to-Crack Transitions of Metallic Structures

by R.M. Katona, E.K. Karasz, and R.F. Schaller

black and white microscope image of NiTi-TiC-1 powder at 20 um magnification

Science Section

Effect of Nano-TiC Addition on Microstructure and Corrosion Resistance Behavior of NiTi Alloy Fabricated by Selective Laser Melting

by Min Jin, Qing Zhou, Shuchun li, Haitao Zhang, Pengcheng Lu, et al.

simplified schematic of the zone of interest (low magnesium composition) in the Al-Mg equilibrium phase diagram

Science Section

Sensitization of 5xxx Series Aluminum Alloys Explored with an Adapted Johnson-Mehl-Avrami-Kolmogorov Model for Phase Evolution and Ultrasonics

by S.P. Kharal, N.J. Jones, and G. Petculescu

SEM of dendritic skeletons in MIC cavities

Perspective on a Classic

Perspective on “Diagnosing Microbiologically Influenced Corrosion: A State-of-the-Art Review,” B.J. Little, J.S. Lee, and R.I. Ray, Corrosion 62, 11 (2006): p. 1006-1017

by Jason S. Lee and Brenda J. Little

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Podcasts

In this exclusive series, the CORROSION team interview a wide range of corrosion experts on about their careers, research, careers, and industry news.

Attendee asking a question after a symposia presentation in a room full of people

AMPP 2026: Call for Topics

Help shape the next AMPP Annual Conference + Expo by submitting general session topics for inclusion in next year's program.

Focusing on high-quality research, CORROSION welcomes submissions of original research articles, critical reviews, technical notes, corrosion communications, and scientific investigations of field corrosion processes.

Videos

Welcome to AMPP

AMPP, The Association of Materials Protection and Performance, is a global community of professionals dedicated to materials protection through the advancement of corrosion control and protective coatings…ensuring the maximum performance, integrity, and durability of the assets our society depends on every day.