API 510 Addendum 1 (2017)

Date of Issue: May 2017
Affected Publication: API 510, Pressure Vessel Inspection Code: In-service Inspection, Rating,
Repair, and Alteration, Tenth Edition, May 2014
Addendum 1
Page 26, Section, shall read:
Inspection for CUI shall be considered for externally insulated vessels and those that are in
intermittent service or operate at temperatures between:
a) 10 °F (–12 °C) and 350 °F (177 °C) for carbon and low alloy steels,
b) 140 °F (60 °C) and 350 °F (177 °C) for austenitic stainless steels,
c) 280 °F (138 °C) and 350 °F (177 °C) for duplex stainless steels.
Page 60, Section 9.3.5, the section header shall read:
9.3.5 Inspection Intervals
Page 62, Section 9.3.6c, shall read:
Air receivers (other than portable equipment) shall be inspected at least every five years
unless inspected by RBI.

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