Design and Working Pressure

From: <Reza>
Date: Sun Apr 10 2005 - 07:51:00 EDT

Hi all,

Can anybody tell me about the Design and Workin(operating) Pressure, how D.P is calculated from O.P and the reference paragrafe in B31.8

Regards,

Reza.

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[Non-text portions of this message have been removed] Received on Sun Apr 10 07:51:00 2005