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Recommended materials for reactors and regenerators in catalytic cracking units for processing high-sulfur, high-acid crude oil in refineries

2025-09-13View Original

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Reactor (settler): The shell is made of carbon steel with a heat-insulating and wear-resistant lining; the cyclone separator is constructed from carbon steel and 15CrMo, while the stripping section uses 15CrMo as well as carbon steel with a heat-insulating and wear-resistant lining. Regenerator: Shell made of carbon steel + heat-insulating and wear-resistant lining; materials for the internal components such as cyclone separator, leg rods, distribution plates, distribution tubes, and suspension rods; medium temperature

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