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Recommended materials for the heating furnaces in high-sulfur and high-acid crude oil distillation units

2025-06-19View Original

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The convection sections of the tubes in atmospheric-pressure and reduced-pressure furnaces are made of 1Cr5Mo, while the tubes in the few rows at the exit of the convection section are made of 0Cr17Ni12Mo2; The radiation section is 1Cr5Mo, aluminized 1Cr5Mo, or 0Cr17Ni12Mo2.

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