Page 69 - 2016 NAmer Autumn TD

Grade 91 and Other Creep Strength Post Weld Heat Treatements
Enhanced Ferritic Steels in ASME Codes NEW!

PD621 PD766 ASME STANDARDS COURSE

The push toward higher efficiencies in power and process plants has It is essential to understand how materials respond to the rapid thermal
resulted in a significant increase in the application of CSEF (Creep cycle that occurs during most welding operations as well as the resulting
Strength Enhanced Ferritic) steels in high temperature services. properties in the weldments. These properties are directly related to the
These steels differ from “traditional” code material in that they gain material composition and microstructure, the welding process, the weld
their exceptional high temperature creep rupture properties based on filler metal, and even the welding techniques used. To be successful, the
a specific condition of microstructure, rather than the primary chemical ferritic (iron-based) materials commonly used in the pressure containing
composition of the materials. This means that the manufacturing and applications of the ASME Codes may require significant differences in the
fabrication processes must be controlled carefully to ensure that the preheating and Post Weld Heat Treatment (PWHT) requirements.
appropriate microstructure is achieved, failing which the material will This course provides the information necessary to understand and
suffer a significant reduction in creep strength properties.
implement these requirements. It covers the rules for weld preheating,
This course brings attendees up to speed on the specific requirements post weld heat treatment, post bending heat treatments (PBHT) and the
for the CSEF steels; specifically, how adequate properties can be use of material heat treatments.
achieved and controlled.
The course begins with the basics of welding metallurgy and the reaction
You Will Learn To to heat treatments. It then provides the background information needed
• Explain the history and background of CSEF Steels to make decisions concerning the technical needs and the Code
• Describe the metallurgy of Grade 91 and other CSEF Steels requirements for heat treatment. The course also discusses the ASME
• Explain design benefits Code rules addressing preheating, PWHT and PBHT to highlight the
• Describe failure histories differences between ASME Code requirements and the current efforts to
• Explain manufacturing and fabrication processes ensure consistency. The covered Codes include:
• Identify Welding and PWHT (post weld heat treatment) • ASME Section I, Power Boilers
• Describe Inspection and Assessment Approaches • ASME Section III, Nuclear Power Plant Components
• ASME Section VIII, Pressure Vessels
Who Should Attend • ASME Section IX, Welding, Brazing, and Fusing Qualifications
Design, materials, and mechanical engineers, QC and inspection • ASME B31.1, Power Piping PIPING AND PIPELINES Public Courses
personnel, construction supervision, maintenance engineers, welding • ASME B31.3, Process Piping
engineers, regulatory personnel
The control of the preheating and PWHT is particularly important to the
Special Requirements newer materials that are required for high temperature applications. The
Participants should have at least one year of experience in the design, concerns and the prevention of problems for the control of preheating
materials, fabrication, maintenance or Quality Control aspects of high and of furnace and local PWHT will also be discussed.
temperature boiler and pipe applications. In-class exercises and a short workshop will be used to reinforce the
heat treatment, preheat and PWHT requirements.
Instructor Philip D. Flenner, Jeff Henry
3 Days, 2.3 CEUs, 23 PDHs You Will Learn To
Member $1,895 / List Price $1,995
• Explain the metallurgical effects of heat treatment, including PWHT,
PBHT, and materials heat treatments
• Describe the effects of welding fabrication preheating and PWHT on
the properties of the completed product
• Explain ASME Code requirements for preheating and PWHT
• Explain the requirements for PBHT in the Codes
• Describe the controls needed for effective heat treatments
Who Should Attend
Pressure equipment (boilers, pressure vessels and piping) engineers and
designers, fabricators and erectors, welding foremen, welding engineers,
corrosion engineers, QA/QC personnel, maintenance supervisors and
engineers, as well as regulatory and insurance staff
Instructor Philip D. Flenner
2 Days, 1.5 CEUs, 15 PDHs
Member $1,625 / List Price $1,725

See pages 90–95 for dates and locations of ASME Public Courses
delivered in the USA during Autumn 2016.

Visit www.asme.org/shop/courses 67