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Join Date: Jul 2014
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Hardness Difference Between Weld & Haz & Parent Metal

05/26/2016 12:00 PM

THANK YOU VERY MUCH EVERYBODY.

I am DDN VERMA.

My QUESTION IS:

WHAT SHOULD BE APPROPRIATE HARDNESS DIFFERENCE BETWEEN WELD, HAZ & PARENT METAL IN CASE OF SA 106 CARBON STEELS, P11, P22 & P91 STEEL WELDS ?

I shall be highly thankful to get your answer please.

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#1

Re: HARDNESS DIFFERENCE BETWEEN WELD & HAZ & PARENT METAL

05/26/2016 12:36 PM
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#2

Re: HARDNESS DIFFERENCE BETWEEN WELD & HAZ & PARENT METAL

05/27/2016 4:07 AM

Please disable the Caps Lock key on that keyboard. |:-(

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Member

Join Date: Jun 2017
Posts: 7
#3

Re: Hardness Difference Between Weld & Haz & Parent Metal

06/25/2017 4:59 AM

You have to refer your project engineering specification(s) or contract documents to get those values. In case, if you are looking for generic difference in hardness values, then you have to refer ASME BPVC, ASME B31 series, API, NACE, AWS, etc. codes and standards.

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