Experiences with lower furnace tube cracking in a recovery boiler

• Main Authors: Vesak, Rob, Downing, Bill, Gauthier, Mike, Howard, Sally, Spirig, Doug, Neels, Laura, Tran, Honghi
• Format: Article in Journal/Newspaper
• Language: English
• Published: TAPPI Press 2005
• Subjects: Bryant; Canada; Tay; Wilcox; Peace River
• Online Access: http://hdl.handle.net/1807/98671

The recovery boiler at the DMI Peace River Pulp Mill experienced severe cracking of composite tubes made of stainless steel 304L/SA210. Cracking occurred in tubes on the furnace floor, at primary air ports, at smelt spout openings, and at composite-to-composite butt welds in the lower furnace. The p...