Recommended Practice for Prevention, Detection and Correction of Deaerator Cracking

Addresses procedures for inspection of deaerator heater and water storage vessel welds, including reinspection criteria and qualification of personnel; factors influencing boiler feedwater deaerator cracking based on literature references and case history analyses; standardized nomenclature of deaerator vessel welds and cracking; guidelines for materials, design, fabrication, inspection, and acceptance criteria for new deaerator vessels and for repair of existing deaerator vessels; and operational and water chemistry parameters that may influence deaerator deterioration.