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ASME 31.1 Flange Rating

08/04/2009 5:30 AM

Regards, ASME 31.1 please can you give me the flange-pressure ratings for class 150, 300, 900 etc flanges.

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Anonymous Poster
#2

Re: Flange rating

08/04/2009 7:47 AM

class itself is pressure rating that is class150 means 150 psi

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#3
In reply to #2

Re: Flange rating

08/04/2009 7:59 AM

No ......... at least not any more.

Class has its own meaning. Check the thread above or even better check the ASME standard where for each class the temperature and corresponding pressure ratings are given.

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#5
In reply to #2

Re: Flange rating

08/05/2009 3:44 AM

This is incorrect. The pressure rating varies with maximum temperature.

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#4

Re: Flange rating

08/04/2009 8:22 AM
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