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wolfram mod. bainitic P122 and T23

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davefitz

davefitz

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Does anyone have experience in fabricating boiler components using the new alloys P122 and T23(over 12 mm thk)?

These are wolfram ( tunsten) modified bainitic alloys developed 6 yrs ago.
 
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Haven't done any myself, but Metrode has some technical papers available.
 
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ASME Code treats P23 as a P-5A material with regard to preheat and PWHT requirements.

 
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