Info

C9524

1Furnace stress relieved 2CF-8M should be postweld heat treated 3Erosion - corrosion may be high 4Postweld heat treat required

5Galvanic protection desirable to prevent crevice corrosion 6High alloy grade with 25 Cr, 5-6 Ni, 3 Mo, and N 720 Cr, 19-25 Ni, 5-6 Mo, and N

C9524

1Furnace stress relieved 2CF-8M should be postweld heat treated 3Erosion - corrosion may be high 4Postweld heat treat required

5Galvanic protection desirable to prevent crevice corrosion 6High alloy grade with 25 Cr, 5-6 Ni, 3 Mo, and N 720 Cr, 19-25 Ni, 5-6 Mo, and N

TABLE 8 Material classes for centrifugal pump services (Courtesy of the American Petroleum Institute, Reference 16)

CAUTION: This table is intended as a general guide. It should not be used without a knowledgeable review of the specific services involved.

On-Plot Process Off-Plot Temperature Range Material See

Plant Transfer & Pressure Class Reference

Service Loading Deg C Deg F Range (see Tble 9) Note

Fresh water, condensate, cooling-tower water

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