Wednesday, May 28, 2014

[MW:20916] Re: Hydrotest pressure criteria

Dear Nishant
Hydrotest pressure is code specific. As per IBR and ASME B31.1, it is 1.5 times the design pressure, howver as per ASME B31.3., it is MINIMUM 1.5 times the design pressure and a provision of temperature correction factor has to be multiplied when hydrotesting High pressure piping

Regards
Arunabh 
Engineers India Limited

On Saturday, April 27, 2013 4:32:02 PM UTC+5:30, nishant wrote:

Why hydrotest pressure is taken 1.3 times of design pressure? What is the criteria that fixes the term 1.5 times or 1.25 times, etc.???

Thanks in advance,
Nishant nair
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