Selection of corrosion allowance for cladding tube sheets
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How do you all choose the corrosion allowance when calculating the cladding tube plate of the double-pass heat exchanger? According to the structure of the partition groove, it should be calculated as 12. Are there other forms of cladding tube plate?
151, the cladding thickness is not taken into account, and 12 corrosion allowances are taken directly. Is it too conservative? The allowable stress is calculated by taking the cladding thickness into account, and it is not full page coverage.