API STD 660(R2025)

Annotation of standard text API STD 660(R2025) :

Please note that any addenda or errata may not be included in translated editions of this standard.

This standard specifies requirements and gives recommendations for the mechanical design, material selection, fabrication, inspection, testing, and preparation for shipment of shell-and-tube heat exchangers for the petroleum, petrochemical, and natural gas industries.

This standard is applicable to the following types of shell-and-tube heat exchangers: heaters, condensers, coolers, and reboilers. This standard is not applicable to vacuum-operated steam surface condensers and feed-water heaters. See more
Reaffirmed: 2025