How and Why Corrosion Protection PaintSquare（如何以及为什么防腐 PaintSquare）.pdf

The coating condition of water ballast tanks in existing ships has become part of the classification scope of work since the Unified Requirement titled “Hull Classification Surveys” introduced in 1990 by the International Association of Classification Societies. (Photos courtesy of Jotun Paints) How and Why How and Why Corrosion Protection Corrosion Protection of Ballast Tanks of Ballast Tanks Has Become the Business Has Become the Business of Classification Societies of Classification Societies By Erik Askheim, Olav Nakken, and Björn K. Haugland, Det Norske Veritas AS, Høvik, Norway tructural integrity as well as Sea (SOLAS) convention toward a economical and environmen- more comprehensive involvement tally safe operation of ships in corrosion protection.1–6 depend to a great extent on For example, SOLAS Seffective, durable corrosion Amendment Ch. II, Reg. 3-2, protection. Sea water ballast “Corrosion Prevention of Seawater S tanks, cargo tanks, carg