Section 4 Materials
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Ships, July 2022 - Part 5 Main and Auxiliary Machinery - Chapter 24 Emissions Abatement Plant for Combustion Machinery - Section 4 Materials

Section 4 Materials

Parent topic: Chapter 24 Emissions Abatement Plant for Combustion Machinery

4.1 General

4.1.1 The materials used in the construction of the emissions abatement plant and any associated chemical and effluent storage tanks are to be manufactured and tested in accordance with the requirements of the Rules for the Manufacture, Testing and Certification of Materials, July 2022 or a relevant National or International Standard acceptable to LR.

4.1.2 The materials used for wet scrubbers, selective catalytic reduction reactors, piping and tanks associated with such equipment (including chemicals, washwater and sludge) are to be constructed of corrosion-resistant material which is suitable for the chemicals, substances and effluents, and the expected operating temperatures and pressures associated with the process. Where it is proposed to use a corrosion-resistant lining or coating in lieu of corrosion resistant materials, then such lining and coatings are to be confirmed as being suitable for the expected operating temperatures and pressures, and corrosive properties of the chemicals, substances and effluents associated with the process, see Pt 5, Ch 24, 3.3 Chemical substances 3.3.1.

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