API Std 663
API Std 663
Hairpin Type Heat Exchangers, Second Editionstandard by American Petroleum Institute, 08/01/2022
standard by American Petroleum Institute, 08/01/2022
This standard specifies requirements and gives recommendations for the mechanical design, materials selection, fabrication, inspection, testing, and preparation for shipment of hairpin heat exchangers for use in the petroleum, petrochemical, and natural gas industries. Hairpin heat exchangers include double-pipe and multi-tube heat exchangers.