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Entries by Structural Integrity
News & Views, Volume 53 | Serviceability Assessment of an L-Grade Stainless Steel Pipe Fitting
/in Combined Cycle, Company News, Heat Recovery Steam Generator (HRSG), News and Views, Terry Totemeier/by Structural IntegrityBy: Terry Totemeier A client recently ordered a Type 316 stainless steel pipe coupling fitting for use in a high-pressure, high-temperature steam line operating at 1005°F. The fitting that was received was so-called dual grade Type 316/316L stainless steel. Given the limitations on using “L” grades of stainless steel at high temperatures, the client requested […]
Dan Patten Appointed Director, Strategic Business Development
/in Company News/by Structural IntegrityStructural Integrity Associates, Inc. (SIA) is pleased to announce the addition of Daniel (Dan) Patten as Director, Strategic Business Development. Mr. Patten comes to SIA with a diverse background in the power generation industry. Most recently, Mr. Patten served as the Fleet Engineering Manager for Energy Harbor, where he held responsibility for Fleet Programs Engineering […]
News & Views, Volume 53 | Encoded Phased Array Ultrasonic Examination Services for Cast Austenitic Stainless Steel (CASS) Piping Welds
/in Company News, Jason Van Velsor, John Hayden, News and Views, Nuclear Asset Integrity, Nuclear Energy/by Structural IntegrityIN PRESSURIZED WATER REACTOR (PWR) COOLANT SYSTEMS By: John Hayden and Jason Van Velsor The CASS piping welds present in many PWR plants provide numerous and complicated challenges to their effective ultrasonic examinations. To this point, a viable ultrasonic examination solution for the inspection of these piping components, as required by ASME Code Section IX, […]
News & Views, Volume 53 | Phased Array Ultrasonic Testing (PAUT) Monitoring with Ultrasonic Thick-Film Arrays
/in Company News, Jason Van Velsor, News and Views, Non-Destructive Evaluation, Robert Chambers/by Structural IntegrityTraditional nondestructive examination (NDE) activities are planned based on hours of service, number of load cycles, time elapsed since previous inspections, or after the emergence of clear and obvious damage in a component. While engineering judgment and risk analysis can, and should, be used to prioritize inspections, these prioritizations are not based on the actual […]
News & Views, Volume 53 | An ECA Process for the Impact of Hydrogen Blending on Girth Weld Defects
/in Chris Tipple, Company News, News and Views, Oil and Gas Pipeline, Owen Malinowski, Scott Riccardella/by Structural IntegrityBy: Scott Riccardella, Owen Malinowski and Chris Tipple Several pipeline operators have established pilot demonstration programs to blend hydrogen with natural gas (hydrogen blending) in their gas transmission pipelines. Structural Integrity Associates (SI) has been providing clients technical consulting support to complete engineering critical assessment (ECA) projects to help evaluate the potential impact to pipeline […]
News & Views, Volume 53 | Materials Lab Featured Damage Mechanism
/in Company News, Materials Laboratory, News and Views, Wendy Weiss/by Structural IntegrityCIRCUMFERENTIAL THERMAL FATIGUE IN CONVENTIONAL WATERWALL TUBES By: Wendy Weiss Circumferential Thermal Fatigue damage in Conventional Waterwall Tubes most commonly appears as circumferentially oriented cracking in the waterwalls of coal-fired supercritical units. Initially, the formation of ripple magnetite was a significant factor in the formation of this damage. Later, the introduction of oxygenated treatment controlled […]
SI Appoints New Leadership
/in Company News, News/by Structural IntegrityStructural Integrity Associates, Inc. (SIA) is pleased to announce the appointment of Michael Battaglia as Vice President, Nuclear and Chief Nuclear Officer. Mr. Battaglia has served the prior three years leading the Project Management Office and Nuclear Business Development areas at SIA. During his 25-year career in the nuclear industry, Mr. Battaglia has held a variety of […]
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