11202018Tue
Last updateMon, 19 Nov 2018 5pm

i

Cobalt-base Alloy 6

materials_q_and_a_graphicQ: Is there a problem using cobalt-base Alloy 6 material in amine applications in refineries and gas treatment plants?


ASTM A182

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?

ASTM-A105

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?

 

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