B&W plant and technical service bulletins provide important maintenance, inspection and safety information and recommendations for plant components such as:
Graphitization of Carbon-Molybdenum Steels (PSB-59) Care, Management and Maintenance of Older Boilers (PSB-58) B&W Roll Wheel® Pulverizer Maintenance (PSB-57) E and EL Pulverizer Bottom Ring Assembly (PSB-56) Corrosion-Fatigue Failures of Riser Tube Bends (PSB-55) Feedwater Pipe Thinning and Rupture (PSB-54) Roll Wheel Pulverizer Oil (PSB-53) Master Hand Hole Plug Welding Recommendations (PSB-52) Lower Convection Pass Casing Enclosure and Economizer Hoppers (PSB-51) Convection Pass Lower Header Closure Plate Cracking (PSB-50) Steam-Cooled Spacer Tube Related Cracking of Secondary Superheater Outlet Headers (PSB-49) Pulverizer Roll Wheel Silicone O-Rings and the Use of Synthetic Oils (PSB-48) Feedwater Pipe Thinning (PSB-47) Square Lower Sidewall Headers in Stoker Units (PSB-46) E and EL Pulverizer Springs (PSB-45) Chemical Cleaning Guide (PSB-44) Refractories, Plastics, Insulation or Textiles Containing Chromium Compounds (PSB-43) Spiral Bevel Gear Bolts Roll Wheel Pulverizer - Gearbox (PSB-42) UP Boiler Mix Stud Plate Cracking (PSB-41) Drain Stub Bore Hole Cracking (PSB-40) E/EL Pulverizer Bottom Ring Lifting Clamp (PSB-39) Roll Wheel Pulverizer Loading Rods/Cables (PSB-38) Reheaters: Out-of-Service Corrosion (PSB-37) Economizer Hoppers (PSB-36) Flashtanks (PSB-35) Once-through Boiler Bypass Stop Valves (B&W 200) (PSB-34) Burners (PSB-33) Oil Lighters (Steam/Air Atomized) (PSB-32) Mechanical Oil Lighters (PSB-31) High Energy Ignitor System and Lighter Controls (PSB-30) Stress-Assisted Corrosion: Boiler Waterside (PSB-29) Membraned Wall Corner Tube Failures (PSB-28) UP Boiler Downcomer Strainers (PSB-27) Tube Thickness Evaluation Repair or Replacement Guideline (PSB-26) Boiler Water Phosphate Chemistry (PSB-25) Spray Attemperators for Industrial Boilers (PSB-24) Welded Plate Elbows in High Temperature Applications (PSB-23) Economizer Inlet Header Cracking (PSB-22) UP Boiler Furnace Protection (PSB-20) Roll Wheel Pulverizer Shaft Retainer Bolt (PSB-19) Ligament Cracking of 2-1/4Cr-1Mo (SA-335 P22) (PSB-18) Threaded Connections on High Temperature Applications (PSB-17) Pulverized Fuel System Fires (PSB-16) Spray Attemperators (PSB-15) Roll Wheel Pulverizer Low-Speed Shaft Cover (PSB-13) Subcooling in Cycling Boilers (PSB-12) Rothemuhle Air Heater Sootblower Spherical Swivel Joints (PSB-11) Pulverized Fuel System Fires (PSB-10) Rothemühle Air Heater Core Door (PSB-9) Roll Wheel Pulverizer - Viking Lube Oil Pumps (PSB-8) Thermal Quenching of Hopper Tubes (PSB-7) ITT Grinnell Constant Support Hangers (PSB-6) Rothemühle Air Heater Collar Seal Shoe Hang-Up (PSB-5) Roll Wheel Pulverizer Assembly O-Ring Sizing (PSB-4) Roll Wheel Pulverizer Assembly Pivot Block Orientation (PSB-3) Out-of-Service Corrosion Failure of Horizontal Downcomer, Supply and Riser Pressure Part Connections (PSB-2) Creep Fatigue and Ligament Cracking of 1-1/4 Cr-1/2 Mo-Si (T11 and P11) Pressure Parts (PSB-1) Lance Tube/Feed Tube Assembly Fabrication and Welding Qualifications for Recovery Boilers June, 2018 Generating Bank Casing-to-Sidewall Tube Welds on Two-Drum Boilers November, 2015 Riser and Tube Attachment Fatigue and Corrosion: Location and Evaluation Experience November, 2006 UP Boiler Tube Leaks March, 1998 Characteristics and Implications of Cracking in Type 304L Composite Floor Tubes in Recovery Boilers March, 1997 Superheater Floor Tube Failures June 1995 Recovery Boiler Floor Tube Inspections May, 1995 Floor Tube Corrosion: External and Water Side May, 1992
