Last updateFri, 23 Oct 2020 6pm


materials_q_and_a_graphicQ: In the last Materials Q&A column, you discussed using forged bar to make hubbed-flange components such as bonnets. I noticed that ASTM A182 specifically states that forged bar cannot be used for flanges. Was your original statement in error?


materials_q_and_a_graphicQ: I have a material certification for bar material that indicates compliance with ASTM A105. Is this forged bar? Can I use it to make hubbed-flange items?

Ni-Cr-Mo Alloys

materials_q_and_a_graphicQ: How do I know what the best type of Ni-Cr-Mo alloy will be for a particular application?


Welding Procedure

materials_q_and_a_graphicQ: I need to qualify a welding procedure specification per Section IX of the ASME Boiler and Pressure Vessel Code. What are some of the basics I need to understand?

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